Force has _____...? Mcqs

PPSC Past Papers

Latest MCQs

Force has _____...?

(A) Magnitude and Direction
(B) Velocity and Acceleration

(C) Mass and Volume
(D) Energy and Momentum

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Source: This question is taken from the Everyday Science

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Which vegetable is also a flower __________...?

(A) Lady Finger
(B) Broccoli

(C) Tomato
(D) None of these

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Source: This question is taken from the Everyday Science

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Sunlight is a Great Source of ____________...?

(A) vitamin C
(B) vitamin D

(C) vitamin E
(D) vitamin K

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Source: This question is taken from the Everyday Science

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Basidiospores are considered to be a major source of ___________...?

(A) airborne allergens
(B) water borne allergens

(C) animal faeces
(D) bio-weapon

Comments

Source: This question is taken from the Everyday Science

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A saturated solution of KCl on heating becomes _______...?

(A) Unsaturated
(B) Supersaturated

(C) Diluted
(D) All of these

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Source: This question is taken from the Everyday Science

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The melting point of ice at normal atmospheric pressure is ______...?

(A) 0 °C
(B) 0 K

(C) 100 °C
(D) Both 'a' and 'b'

Comments

Source: This question is taken from the Everyday Science

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In the word GPS, letter G stands for ____...?

(A) Geographic
(B) General

(C) Global
(D) Geostationary

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Source: This question is taken from the Everyday Science

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Bolometer measures: ____________...?

(A) Breadith of tree
(B) Burning capacity

(C) Heat radiation
(D) Bearing capacity

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What is the chemical formula for Sodium carbonate _______ ...?

(A) Na3CO2
(B) CNa2O3

(C) Na2CO3
(D) Na3CO3

Comments

Source: This question is taken from the Everyday Science

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The motion of a falling ball towards Earth is due to the _____...?

(A) Weightlessness
(B) Gravitational force

(C) Acceleration due to gravity
(D) Both 'a' and 'b’

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Source: This question is taken from the Everyday Science

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Plant stem that arise from buds on the base of parent plants are ______...?

(A) Bulb
(B) Rhizome

(C) Sucker
(D) Runner

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Oscillations are damped due to the presence of ______...?

(A) Linear motion
(B) Restoring force

(C) Frictional force
(D) Mechanical force

Comments

Source: This question is taken from the Everyday Science

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The electromagnetic rays used in radiotherapy to destroy cancer cells are ______...?

(A) Infrared rays
(B) X-rays

(C) Visible rays
(D) Ultraviolet rays

Comments

Source: This question is taken from the Everyday Science

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Once you have the data, you may need to perform _____ analysis....?

(A) Mathematical
(B) Qualitative

(C) Quantitative
(D) Logical

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Fertilizers are substances containing chemical elements such as manure or mixture of ______...?

(A) Lipids
(B) Carbohydrates

(C) Nitrates
(D) Proteins

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Source: This question is taken from the Everyday Science

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The strongest part(s) of a magnet is/are _________...?

(A) North pole
(B) South pole

(C) North and south pole
(D) Median of north and south pole

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Earth observation satellites are used for _____...?

(A) TV signal broadcasting
(B) Mapping

(C) Telecommunication
(D) Space exploration

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Sperms fuse with eggs to form ______...?

(A) Embryo
(B) Fetus

(C) Zygote
(D) Gamete

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Second highest layer of Earth's atmosphere is _______...?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

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A temporary magnet should be made from _______...?

(A) Copper
(B) Tin

(C) Iron
(D) None

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The property of a body to oppose the flow of electric charge through it is called electric _______...?

(A) Capacitance
(B) Resistance

(C) Potential
(D) Conductance

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Source: This question is taken from the Everyday Science

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The three elements needed for healthy growth of plants are __________...?

(A) N, P, K
(B) N, C, P

(C) N, K,
(D) N, S, P

Comments

Source: This question is taken from the Everyday Science

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The step-up transformer ______...?

(A) Increases the input current
(B) Increases the input voltage

(C) Has more turns in the primary
(D) Has less turns in the secondary coil

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The hormone ADH release from ______...?

(A) Pituitary gland
(B) Kidneys

(C) Liver
(D) Lungs

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Instrument used for measuring very high temperature is __________...?

(A) Pyroscope
(B) Pyrometer

(C) Seismograph
(D) Xylometer

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In group electron affinity values decreases from top to bottom because ______...?

(A) Atomic size normal
(B) Atomic size increases

(C) Atomic size decreases
(D) Atomic size same

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The heaviest man made element found so for is__________...?

(A) Promethium
(B) Ununoctium

(C) Francium
(D) Technetium

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Water soluble Vitamins are _________...?

(A) A & D vitamins
(B) B & C vitamins

(C) A & K vitamins
(D) B & K vitamins

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Rate of reaction will increase when temperature ______...?

(A) Increases
(B) Decreases

(C) Below 10°C
(D) Both A and B

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Dry ice is ___________...?

(A) Methane hydrate
(B) Liquid Nitrogen

(C) Solid Carbon dioxide
(D) Frozen Water

Comments

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During night plants give out more ______...?

(A) Carbon Dioxide
(B) Oxygen

(C) Hydrogen
(D) Nitrogen

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Source: This question is taken from the Everyday Science

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Patela is a bone of the ________...?

(A) Skull
(B) Leg

(C) Arm
(D) Chest

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The altitude on stratosphere is ______...?

(A) 40 to 45 km
(B) 50 to 55 km

(C) 60 to 65 km
(D) 70 to 75 km

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If the electrostatic force between two electrons is F Newton, then the electrostatic force between two protons at the same distance is _____...?

(A) F
(B) 0N

(C) 2F
(D) 2/3 F

Comments

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The male gonads in rabbit are ______...?

(A) Testis
(B) Ovaries

(C) Scrotal sac
(D) Vas deferens

Comments

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Metabolic reactions are _______...?

(A) Constructive reactions
(B) Destructive reactions

(C) Inhibiting reactions
(D) Both A and B

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The use of potassium hydroxide produced a ________...?

(A) Hard soap
(B) Soft soap

(C) Moderate soap
(D) All of these

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Animals use nitrogen in the form of_________...?

(A) Nitrogen
(B) Nitrates

(C) Nitrites
(D) None of Above

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Centrifugal force is always directed _____...?

(A) Towards centre
(B) Away from centre

(C) Along the circular path
(D) All sides

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Cow milk is a rich source of____________...?

(A) vitamin C
(B) vitamin B

(C) vitamin A
(D) vitamin K

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Vitamin C is essential for___________...?

(A) Appetite
(B) Growth & repairing of tissues

(C) Muscles
(D) Brain

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In animal meiosis produces _____...?

(A) Gametes
(B) Zygotes

(C) Embryos
(D) Somatic cells

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The isotope C-12 is present in abundance of _______...?

(A) 96.9%
(B) 97.6%

(C) 98.8%
(D) 99.7%

Comments

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At room temperature most of ionic compounds are ______...?

(A) Amorphous solids
(B) Crystalline solids

(C) Liquids
(D) Gases

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The gases used in different types of welding would include ___________...?

(A) Oxygen and hydrogen
(B) Oxygen, hydrogen, acetylene and nitrogen

(C) Oxygen, acetylene and argon
(D) Oxygen and acetylene

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Source: This question is taken from the Everyday Science

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There are ______ themes in geography....?

(A) Three
(B) Four

(C) Five
(D) Seven

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The prefix ‘hept’ stands for the ____ carbon atoms....?

(A) 2
(B) 5

(C) 7
(D) 9

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Some fruits like mango, lemon, raw grapes, oranges, etc have a sour taste to the presence of _____...?

(A) Tartaric acid
(B) Malic acid

(C) Oxalic acid
(D) Citric acid

Comments

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The audio signals of TV are _____________...?

(A) Amplitude modulated
(B) Frequency modulated

(C) fixe modulated
(D) Velocity modulated

Comments

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A Barometer is device used to measure ______...?

(A) Humidity
(B) Atmospheric Pressure

(C) Room Temperature
(D) Salt in sea water

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Water covers __________ of the Earth’s surface...?

(A) 61%
(B) 67%

(C) 71%
(D) 76%

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Oxygen belongs to group VIA so number of electrons in its valence shell are _____...?

(A) 3
(B) 4

(C) 5
(D) 6

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When the magnitude of Kc is small, indicates ______...?

(A) Reaction mixture contain most of the reactant
(B) Reaction mixture contain most of the product

(C) Reaction mixture contain almost equal amount of reactant and product
(D) Reaction goes to completion

Comments

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The approximate value of the speed of sound in air at 0°C temperature ______...?

(A) 332 m/s
(B) 34 m/s

(C) 17 m/s
(D) 680 m/s

Comments

Source: This question is taken from the Everyday Science

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The sample may be solid, liquid, gas or a _______ in qualitative analysis....?

(A) Mixture
(B) Compound

(C) Differentiate
(D) Substance

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The materials required for photosynthesis are _______...?

(A) Water (H2O) and Oxygen (O2)
(B) Water (H2O) and Carbon Dioxide (CO2)

(C) Carbon Dioxide (CO2) and Light Energy
(D) Glucose (C6H12O6) and Oxygen (O2)

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Frederick Sanger is a twice recipient of the Nobel Prize for ________...?

(A) Physics in 1956 and 1972
(B) Chemistry in 1958 and 1980

(C) Physics in 1903 and Chemistry in 1911
(D) Chemistry in 1954 and Peace in 1962

Comments

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An example of an abiotic component __________...?

(A) Plants
(B) Soil

(C) Animals
(D) Bacteria

Comments

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If the ratio of solute to solvent is low, the solution is said to be _____...?

(A) Supersaturated
(B) Diluted

(C) Saturated
(D) Concentrated

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Examples of Monosaccharides are ___________....?

(A) Glucose
(B) Galactose

(C) Fructose
(D) All of these

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Source: This question is taken from the Everyday Science

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A blood alcohol level above ________ will often result in death:...?

(A) 0.10
(B) 0.20

(C) 0.30
(D) 0.41

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The permanent hardness of water is due to presence ______...?

(A) MgSO4
(B) Mg(HCO3)₂

(C) CA(HCO3)2
(D) All of these

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Inspiration involves ______...?

(A) Contraction of intercostals muscles
(B) Contraction of diaphragm

(C) Inward movement of ribs
(D) Both a and b

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Blood glucose level is raised by the following except __________...?

(A) Carbohydrates
(B) Insulin

(C) Cholesterol
(D) Epinephrine

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Plant utilizes simple inorganic molecules (CO2 and H2O) to prepare _____...?

(A) Glucose and water
(B) Glucose and oxygen

(C) Oxygen and water
(D) Oxygen and Glucose

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The first organism on earth were _______________...?

(A) autotrophs
(B) heterotrophs

(C) saprotrophs
(D) none of these

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Instead of seeds, non-flowering plants produce _______...?

(A) Pollen
(B) Fruits

(C) Spores
(D) Leaves

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The waves that have maximum penetrating power to treat tumors are ______...?

(A) Ultraviolet radiation
(B) Microwaves

(C) Gamma-rays
(D) Radio waves

Comments

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The earlier biotechnologist were _____...?

(A) Biologist
(B) Agriculturist

(C) Genetist
(D) Farmers

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Flame test of Copper Halide with bluish-green color identify the presence of ______...?

(A) Halogen
(B) Hydrogen

(C) Copper
(D) B and C

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Tyndall effect is related to the ______ of light...?

(A) Reflection
(B) Dispersion

(C) Scattering
(D) Refraction

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Mohus scale is used for to measure ____________...?

(A) Hardness
(B) Humidity

(C) Pressure
(D) Temperature

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What is the Molecular Formula for Glucose _______ ...?

(A) C4H10O6
(B) C5H11O6

(C) C6H12O6
(D) S6H12O6

Comments

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If the direction of magnetic field is reversed, the direction of force is _____...?

(A) Reversed
(B) Not reversed

(C) May or may not reversed
(D) None of these

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The gravitational pull at the lunar surface is ________ of Earth...?

(A) 1/3
(B) 1/4

(C) 1/5
(D) 1/6

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If the current in a wire which is placed perpendicular to a magnetic field increases, the force on the wire ______...?

(A) Increases
(B) Decreases

(C) Remains the same
(D) Will be zero

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Dioptre is a unit of measurement for __________ ...?

(A) Current
(B) Lens

(C) Force
(D) Focal Length

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Water is a highly effective coolant for a car engine because _________...?

(A) Water is good conductor of heat
(B) Water has very high specific heat capacity

(C) Water boils at a comparatively high temperature
(D) Evaporation of water produces lot of cooling

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Water vapor is ______________...?

(A) A gas
(B) A cloud droplet

(C) A rain drop
(D) A snowflake

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Highest Clouds are ___________...?

(A) Cirrocumulus
(B) Cirrus

(C) Cirrostratus
(D) All of these

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Instrument that measure the electric force ________...?

(A) Hygrometer
(B) Hydrometer

(C) Ammeter
(D) Voltmeter

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Spring balance is used to measure _________...?

(A) Mass
(B) Weight

(C) Elasticity
(D) Density

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If zero line of Vernier scale coincides with zero of main scale, then zero error is ______...?

(A) Positive
(B) Zero

(C) Negative
(D) One

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Exposure to sunlight helps a person improve his health because ________...?

(A) Resistance power increases
(B) The infrared light kills bacteria in the body

(C) The ultraviolet rays convert skin oil into Vitamin D
(D) The pigment cells in the skin get stimulated and produce a healthy tan

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Communication satellites are used for _____...?

(A) Provide weather forecasting
(B) Mapping

(C) Telecommunication
(D) Space exploration

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If we dissolve sand into the water, then the mixture is said to be _______...?

(A) Solution
(B) Suspension

(C) Colloids
(D) Concentrated solution

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Metals are good conductors of electricity because they have free _____...?

(A) Electrons
(B) Protons

(C) Neutrons
(D) Photons

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The sky appears blue because the earth’s atmosphere __________...?

(A) Scatters blue light
(B) Reflects blue light

(C) Transmits blue light
(D) Has actual blue cover

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Wood is the main raw material for the manufacture of ____________...?

(A) Paint
(B) Gun powder

(C) Paper
(D) Ink

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The type/s of pollution is/are ______...?

(A) Air Pollution
(B) Water Pollution

(C) Land Pollution
(D) All of these

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MRI is stand for _____...?

(A) Magnetic Resonance Imaging
(B) Magnetic Related Imaging

(C) Both
(D) None

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The image formed by a plane mirror is ______ in size to the object....?

(A) Smaller
(B) Larger

(C) Different
(D) Same

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Erythrocyte is another name for a ___________...?

(A) white blood Cells
(B) Platelet

(C) Red Blood cells
(D) Plasma

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Bile is released from ______...?

(A) Pancreas
(B) Stomach

(C) Liver
(D) Gallbladder

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The maximum number of electrons can be filled in the first shell of an atom are _____....?

(A) 2 electrons
(B) 8 electrons

(C) 18 electrons
(D) 4 electrons

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Gravitational field of Earth is directed _____...?

(A) Towards the Earth
(B) Towards the Sun

(C) Towards the Moon
(D) Away from Earth

Comments

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Steam Turbine was introduce by ________ ...?

(A) C.A. Parson
(B) Orwill Right

(C) Arkwright
(D) Alexander son

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Most protists are ______...?

(A) Terrestrial
(B) Fungal

(C) Photosynthetic
(D) Aquatic

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Gravitation force is ______ of the medium between the objects....?

(A) Dependent
(B) Independent

(C) Both 'a' and 'b'
(D) None of these

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All of these are benefits of bacteria except ______...?

(A) Decomposition
(B) Oxygen Production

(C) Nitrogen Fixation
(D) None of these

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Pluviometer measures ___________...?

(A) Wind
(B) Strength of Plywood

(C) Rainfall
(D) None of these

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All Transition Elements are _____...?

(A) Gases
(B) Metals

(C) Nonmetals
(D) Metalloids

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The presence of a dielectric between the plates of capacitors, the capacitance of capacitor ______...?

(A) Increases
(B) Remain constant

(C) Decreases
(D) Remain uncharged

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In chloroplast different pigments absorb light of different _____...?

(A) Intensity
(B) Wavelength

(C) Frequency
(D) Amplitude

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Most of the living things use O2 to produce ______...?

(A) ATP
(B) Alcohol

(C) Organic acid
(D) Ecological pyramid

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Bio elements considered as vital for life are ______ members or in numbers....?

(A) 13
(B) 12

(C) 14
(D) 16

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The planets visible to us without using a telescope are __________...?

(A) 3
(B) 4

(C) 5
(D) 6

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Only male frog produce croacking sound because _________ ...?

(A) Male frog can magnify their voice with the help of sound box.
(B) Male frog have three pair of vocal cord

(C) Female frog have larynx but no vocal cord
(D) Female frog have no larynx

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The functional group -COOH is used for ______...?

(A) Alkynes
(B) Alcohols

(C) Phenols
(D) Carboxylic acids

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The main constituent of Pearls are: ______________...?

(A) Calcium oxide &Ammonium Chloride
(B) Calcium Carbonate &Megnesium Carbonate

(C) Aragonite & Conchiolin
(D) None of these

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Two capacitors of 8µF are connected in series then the equivalent capacitance is ______...?

(A) ¼ µF
(B) 2 µF

(C) 3 µF
(D) 4 µF

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During the daytime for the photosynthesis, plants require ______...?

(A) O2
(B) N2

(C) CO2
(D) H2

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The discovery of neutron became very late because _______ ...?

(A) It does not carry any charge
(B) It does not move

(C) It is a fundamental particle
(D) It is present in nucleus

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Fish is one of the best source of ______...?

(A) Protein
(B) Vitamin

(C) Mineral
(D) Carbohydrate

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An alloy is the homogeneous mixture of ______...?

(A) Two solid
(B) Two liquid

(C) Two gases
(D) Solid and liquid

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USB stands for ______...?

(A) Universal serial Bussiness
(B) Universal Serial Bus

(C) Universal Secondary Bus
(D) Unary Serial Bus

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Fuel used in a Fast Breeder Reactor is _____________...?

(A) Uranium Oxide
(B) Uranium Plutonium carbide

(C) Uranium Plutonium Oxide
(D) Uranium thorium Oxide

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Afternoon rains in the equatorial region are the result of influences _______...?

(A) Land Breeze
(B) Monsoon

(C) Frontal
(D) Convectional

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Colour of the plants is green due to the presence of _________....?

(A) Carbon dioxide
(B) Chlorophyll

(C) Urea
(D) Oxygen

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The microtubules arranged in a very particular pattern to form centriole are _____ in number....?

(A) 26
(B) 27

(C) 23
(D) 25

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A group of similar cells combine together to form _____...?

(A) Organ
(B) System

(C) Cell
(D) Tissue

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Ozone layer protects the Earth from __________ radiations from the Sun....?

(A) microwaves
(B) infrared

(C) X-rays
(D) ultraviolet

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Male birds are ________ colorful than female birds....?

(A) Less
(B) More

(C) Equal
(D) None of these

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The season changes because of the ____________...?

(A) Moon is revolving round the earth
(B) Earth is revolving round its axis

(C) Earth is revolving round the sun
(D) Planet Mars is attracting the sun

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The liquid molecules leave the surface of liquid in evaporation process because ______...?

(A) Energy is low
(B) Energy is moderate

(C) Energy is high
(D) None of these

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Leaves contains thin veins to transport _____...?

(A) Oxygen
(B) Carbon Dioxide

(C) Food
(D) Minerals

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A pair of unlike parallel forces having different lines of force produce _______...?

(A) Equilibrium
(B) Torque

(C) A couple
(D) Unstable equilibrium

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B12 deficiency can produce__________...?

(A) Insomnia
(B) Microcytic anemia

(C) Pernicious anemia
(D) None Of these

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Synthetic resins are used on places where _______...?

(A) Electric resistance is required
(B) Water resistance is required

(C) Adhesion is required
(D) Friction is required

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In acidic formulation lactic acid produced from ______...?

(A) Pyruvic acid
(B) Acetic acid

(C) Citric acid
(D) Glyceric acid

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IC stands for _____...?

(A) Insulated Cable
(B) Intelligent Chip

(C) Integrated Circuit
(D) Internal Component

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The chemicals released from one cell and carried to signal some distant cell through blood are ______...?

(A) Neurotransmitters
(B) Enzymes

(C) Hormones
(D) All of these

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The products of the reaction between carbon dioxide and water are ______...?

(A) Glucose (C6H12O6) and Nitrogen (N2)
(B) Glucose (C6H12O6) and Oxygen (O2)

(C) Starch (C6H10O5) and Water (H2O)
(D) Cellulose (C6H10O5) and Carbon Monoxide (CO)

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Drugs for treatment of rheumatoid arthritis can be obtained from ______...?

(A) Animals
(B) Minerals

(C) Plants
(D) Micro organisms

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Bauxite is an ore of_________...?

(A) copper
(B) zinc

(C) aluminium
(D) iron

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P Waves are also said to be __________ waves...?

(A) Push-pull
(B) Side-side

(C) Up-down
(D) None of the above

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According to Newton's law of universal gravitation force ∝ _______...?

(A) m1 m2
(B) 1/r2

(C) r2
(D) Both (a) and (b)

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Yeasts feeds on sugar in the dough and produces ______ gas....?

(A) Oxygen
(B) Hydrogen

(C) Carbon dioxide
(D) Nitrogen

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When sound travels through air, the air particles _____...?

(A) Vibrate along the direction of wave propagation
(B) Vibrate perpendicular to the direction of wave propagation

(C) Vibrate but not in any fixed direction
(D) Vibrate and move in a straight line

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Sound waves are _________ waves....?

(A) Transverse
(B) Electromagnetic

(C) Longitudinal
(D) None of these

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Vaccination can be administered ______...?

(A) After infection
(B) Before infection

(C) During infection
(D) All are Correct

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A mature, large ovary and seed are _____...?

(A) Stem
(B) Leaf

(C) Flower
(D) Fruit

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The term ‘Geography’ was coined first time by a Greek scholar _________ in 234BC...?

(A) Herodotus
(B) Thales of Miletus

(C) Eratosthenes
(D) Plato

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The materials required for respiration are ______...?

(A) Glucose (C6H12O6) and Oxygen (O2)
(B) Glucose (C6H12O6) and Water (H2O)

(C) Carbon Dioxide (CO2) and Water (H2O)
(D) Oxygen (O2) and Light Energy

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Selective reabsorption in nephron takes place at ______...?

(A) Glomerulus
(B) Malpighian body

(C) Convulated tubules
(D) Loop of Henle's

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Sound waves first enter the ______...?

(A) Eardrum
(B) Cochlea

(C) Ear Canal
(D) Stirrup

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The primary colors of light are _____...?

(A) 2
(B) 3

(C) 4
(D) 5

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If the ratio of solute to solvent is high, the solution is said to be ______...?

(A) Aqueous Solution
(B) Unsaturated Solution

(C) Concentrated Solution
(D) Saturated Solution

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NASA’s Mars rover, __________ , has been exploring Mars since 2012....?

(A) Diversity
(B) Serenity

(C) Curiosity
(D) Divinity

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Lead ball falls through water more slowly than through air because __________...?

(A) The value of ‘g’ is less in water
(B) Density of air is less than that of water

(C) Of the viscous force in water
(D) Of The surface tension of water

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Enzymes are ______...?

(A) Steroid in nature
(B) Protein in nature

(C) Lipid in nature
(D) Carbohydrate in nature

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What is the Chemical formula of Zinc Hydroxide _________ ...?

(A) Zn(OH)2
(B) ZNO2

(C) Zn2(OH)3
(D) ZnOH

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At higher altitude, the temperature and density of the air are _____...?

(A) Lower
(B) Higher

(C) Constant
(D) Unchanged

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Weather satellites are used for _____...?

(A) Provide weather forecasting
(B) TV signal broadcasting

(C) Telecommunication
(D) Space exploration

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‘Magnetometer’ is used to measure: ______________...?

(A) Air Pressure on Ships
(B) Electromagnetic Force in Space Devices

(C) Changes in the Earth’s Magnetic Field
(D) Changes in Oceanic Current

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By which process copper is refined ____________...?

(A) Roasting
(B) Oxidation

(C) Zone Refining
(D) Electrolysis

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Electron has a much shorter wavelength than visible light, and this allows electron microscopes to produce _____ images....?

(A) Lower-resolution
(B) Higher-magnification

(C) Equal-resolution
(D) Higher-resolution

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Friction can be reduced by changing from _________...?

(A) Rolling to sliding
(B) Sliding to rolling

(C) Dynamic to static
(D) Potential energy to kinetic energy

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A magnifying glass forms an enlarged ______...?

(A) Real and upright image
(B) Virtual and upright image

(C) Real and inverted
(D) Virtual and inverted image

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The gonads are the target organ for ______...?

(A) FSH
(B) LH

(C) Both a & b
(D) None of these

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Barnacles growing on the back of whale is an example for ________________...?

(A) mutualism
(B) parasitism

(C) amensalism
(D) commensalism

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Preservatives are used to preserve _______...?

(A) Acids
(B) Bases

(C) Food
(D) Water

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Female Ova are ___________...?

(A) Haploid
(B) Diploid

(C) Triploid
(D) None of these

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According to quantum theory of light, photons are _______...?

(A) Waves
(B) Particles

(C) Energy packets
(D) Electromagnetic

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Which of the following is not a primary colour ________....?

(A) Red
(B) Blue

(C) Green
(D) Yellow

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Solution is a mixture of ______...?

(A) Mixture and Compound
(B) Element and Mixture

(C) Solvent and Compound
(D) Solute and Solvent

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Lactometer is used for__________...?

(A) Ship
(B) Milk

(C) Honey
(D) None

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Oranges are rich source of____________...?

(A) Carbohydrates
(B) Fats

(C) Proteins
(D) Vitamins

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The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ___________...?

(A) Barograph
(B) Radiosonde

(C) Aneroid barometer
(D) Altimeter

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Microscopes are instrument designed to produce _____ visual image....?

(A) Magnified
(B) Enlarged

(C) Inverted
(D) Illuminated

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Two resistances of 6 Ω and 12 Ω are connected in parallel. Their net resistance is ______...?

(A) 7 Ω
(B) 6 Ω

(C) 4 Ω
(D) 5 Ω

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Splitting of glucose (glycolysis) release small amount of energy which is enough to generate _____...?

(A) 2 ATP
(B) 5 ATP

(C) 18 ATP
(D) 36 ATP

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Gravity setting chambers are used in industries to remove ________...?

(A) NOx
(B) SOx

(C) CO
(D) Suspended particulate matter

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In the normal human eye, the image is formed ______...?

(A) In from of the retina
(B) On the retina

(C) Behind the retina
(D) In between lens and retina

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LED stands for _____...?

(A) Light Emitting Diode
(B) Laser Emitting Device

(C) Low Energy Device
(D) Liquid Emitting Display

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Escape velocity of a rocket fired from the earth towards the moon is a velocity to get rid of the _______...?

(A) Centripetal force due to the earth’s rotation
(B) Earth’s gravitational pull

(C) Pressure of the atmosphere
(D) Moon’s gravitational pull

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Acetic acid is obtained from _____...?

(A) Banana
(B) Dates

(C) Garlic
(D) Vinegar

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The two factors that affect the speed of sound in air are ______...?

(A) Humidity and volume of the air
(B) Temperature and mass of the air

(C) Volume and mass of the air
(D) Temperature and humidity of the air

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In the atmosphere, if the temperature is low then the pressure is _________...?

(A) Low
(B) High

(C) Normal
(D) All of these

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In human heart blood returning from lungs first drains into the _____...?

(A) Left atrium
(B) Left ventricle

(C) Right atrium
(D) Right ventricle

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Navigation satellites are used for _____...?

(A) Space exploration
(B) Mapping

(C) Provide weather forecasting
(D) Identify location of objects on Earth

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Example of heterogeneous mixture is _______...?

(A) Sugar and water
(B) Sand and water

(C) Salt and water
(D) Ink and water

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The abrasives are ______...?

(A) Water
(B) Water insoluble minerals

(C) Water semi soluble minerals
(D) Water absorving minerals

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CT Scan stand for__________...?

(A) Computed Tomography Scan
(B) Computer Topography Scan

(C) Computed Topography Scan
(D) Computer Tomography Scan

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Spinach leaves are rich source of________...?

(A) Amino acid
(B) Iron

(C) Vitamin E
(D) Carotene

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Parses is a unit used to measure: __________...?

(A) Distance
(B) Time

(C) Speed
(D) Force

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Light dependent reaction takes place in ______...?

(A) Stroma
(B) Thylakoid

(C) Cristae
(D) Cisternae

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Permanent hardness of water is due to the presence of __________...?

(A) Sodium bicarbonate
(B) Calcium sulfate

(C) Calcium bicarbonate
(D) None of these

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Venera-9 was the first spacecraft landed on the surface of _____...?

(A) Jupiter
(B) Mercury

(C) Neptune
(D) Venus

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A force is a ________ or a _______ that causes movement....?

(A) Pull, Twist
(B) Push, Pull

(C) Push, Lift
(D) Twist, Turn

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According to Quark theory, there are _________ elementary particles....?

(A) Three
(B) Six

(C) Nine
(D) Ten

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A chronometer meter measures __________ ...?

(A) Water waves
(B) Color contrast

(C) Time
(D) Sound waves

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The citric acid is used in preparation of cold drinks for _____...?

(A) Sweet taste
(B) Bitter taste

(C) Sour taste
(D) Salty taste

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Sunsets on Mars are _________...?

(A) Red
(B) Blue

(C) Yellow
(D) Orange

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Chief builder of the body are ___________...?

(A) Carbohydrates
(B) Proteins

(C) Fats
(D) None of these

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Vitamin C is essential for ______...?

(A) Appetite
(B) Muscles

(C) Growth and repair of tissues
(D) None of these

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GPS (Global Positioning System) is used for _____...?

(A) Space exploration
(B) Mapping

(C) Identify location of objects on Earth
(D) Provide weather forecasting

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There are ______types of respiration takes place in frog....?

(A) 1
(B) 2

(C) 3
(D) None of these

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