Smoke is an solution of _________...?

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Smoke is an solution of _________...?

(A) Solid in solid

(B) Solid in liquid

(C) Solid in gas

(D) Gas in gas

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The luster of diamond is due to_________...?

(A) Reflection

(B) Total internal reflection

(C) Refraction

(D) None of these

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The blue colour of clear sky is due to_______________...?

(A) Reflection of light

(B) Refraction of light

(C) Diffraction of light

(D) Dispersion of light

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A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to____________...?

(A) Prop him up if he falls

(B) Spread out his weight and reduce the pressure on the rope

(C) Add extra weight to keep the rope tightly stretched

(D) To keep the centre of gravity always vertically above the rope

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Caustic Soda is extensively used for making __________...?

(A) Surf

(B) Soap

(C) Plaster of Paris

(D) Gum

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Summer solstice means__________...?

(A) longest day

(B) longest night

(C) smallest day

(D) none of these

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A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to__________...?

(A) Prop him up if he falls

(B) Spread out his weight and reduce the pressure on the rope

(C) Add extra weight to keep the rope tightly stretched

(D) To keep the Center of gravity always above vertically above the rope

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The average adult has a blood volume of about __________ liters....?

(A) 4

(B) 5

(C) 6

(D) 7

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Burning of Fossil Fuels Results In ____________...?

(A) Increased oxygen level

(B) Decreases greenhouse gases

(C) Increased greenhouse gases

(D) Increased ethane level

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What is it called when the Earth is closest to the sun _____________...?

(A) Aphelion

(B) Perihelion

(C) Apoapsis

(D) Periapsis

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Enzymes are organic catalysts made up of __________...?

(A) Carbohydrates

(B) Proteins

(C) Nucleic Acid

(D) Fats

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Comets are made mostly of ______________...?

(A) Ice and dust

(B) Dust and lights

(C) Ice, dust and lights

(D) All of the above

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Nail polish remover contains___________...?

(A) Acetone

(B) Benzene

(C) Acetic acid

(D) Petroleum ether

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Winter Solstice means____________...?

(A) longest night

(B) longest day

(C) smallest night

(D) smallest day

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Water is 50 times more viscous than ____________ ...?

(A) Oil

(B) Alcohol

(C) Gases

(D) Solid

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Permanent hardness of water may be removed by the addition of___________...?

(A) Sodium Carbonate

(B) Alum

(C) Potassium Permanganate

(D) Lime

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Acid deposition causes ______________________...?

(A) the greenhouse effect to lessen

(B) lakes and forests to die

(C) acid indigestion in humans

(D) all the above are correct

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Dead red blood corpuscles are stored in____________...?

(A) Liver

(B) Spleen

(C) Kidney

(D) Heart

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Hydrology is the study of ___________...?

(A) Height

(B) High temperature

(C) High Mountain

(D) Rainfall

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When white light is passed through a prism, it splits into __________ colours....?

(A) 5

(B) 6

(C) 7

(D) 8

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Milk tastes sour when kept in the open for sometime due to the formation of __________...?

(A) lactic acid

(B) citric acid

(C) acetic acid

(D) carbonic acid

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Galvanised Iron sheets have a coating of____________...?

(A) Tin

(B) Silver

(C) Zinc

(D) Chromium

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The unit of torque in International system of unit is _________...?

(A) Newton

(B) Newton-Meter

(C) Kilogram

(D) Meter

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The winter solstice in the southern Hemisphere occurs on __________...?

(A) 22 December

(B) 23 September

(C) 21 June

(D) 22 March

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Mercury is also known as_________...?

(A) Shine Silver

(B) Quick Silver

(C) Slow Silver

(D) Slippery Silver

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Earthquake waves travel faster in __________...?

(A) Water

(B) Flexibl rock

(C) Air

(D) Soil

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Hygrometer is used for measuring the ____________...?

(A) Speed of sound

(B) Density of milk

(C) Humidity of air

(D) Specific gravity of liquids

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Nearest star to the sun is: ___________...?

(A) Proxima Centauri

(B) Alpha Scorpius

(C) Beta Orionis

(D) Vegetal

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Solubility is usually expressed in grams of the solute dissolved in ________ gram of a solvent....?

(A) 10 grams

(B) 100 grams

(C) 500 grams

(D) 1000 grams

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Selenology is the study of __________...?

(A) Stars

(B) Galaxy

(C) Moon

(D) Planets.

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PSR J0108-1431 is the closest known ______________ to Earth...?

(A) Black hole

(B) Red giant

(C) Quasar

(D) Pulsar

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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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When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________...?

(A) Visible

(B) Transparent

(C) Invisible

(D) opaque

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Amino acids are a product of the digestion of: ___________...?

(A) Carbohydrates

(B) Fats

(C) Proteins

(D) Vitamins

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Water vapour beyond the dew point result in_________...?

(A) Precipitation

(B) Hailstorm

(C) Condensation

(D) Formation of ice

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Animal and Plant bodies contain ________ of water....?

(A) 75%

(B) 72%

(C) 70%

(D) 73%

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Severe deficiency of Vitamin D results in __________....?

(A) scurvy

(B) rickets

(C) night blindness

(D) None of these

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Symbol of Iron is__________...?

(A) Na

(B) Fr

(C) Fe

(D) Zn

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Year is longest on : _____________...?

(A) Mercury

(B) Venus

(C) Mars

(D) The Earth

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Which is the most electro-negative element among the following _________...?

(A) Fluorine

(B) Bromine

(C) Sodium

(D) Oxygen

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Diabetes mellitus affects human system following a disorder in _____________...?

(A) Anatomy

(B) Behaviour

(C) Metabolism

(D) Excretion

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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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Stars in the sky appear to twinkle due to _________...?

(A) a series of refractions

(B) a series of reflections

(C) a surface tension phenomenon

(D) multiple diminishing brightness

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Earth rotates the sun in___________...?

(A) 23 hours 56 min 4 sec

(B) 24 hours

(C) 23 hours 57 min 9 sec

(D) Non of above

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Accumulation of salts in kidneys results in_________...?

(A) Diabetes

(B) Hypertension

(C) Cancer

(D) Kidney Stone

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The speed of light is __________...?

(A) 280,000 km/s

(B) 300,000 km/s

(C) 320,000 km/s

(D) none of these

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Equator passes through one of these countries___________...?

(A) Saudi Arabia

(B) Italy

(C) Japan

(D) None

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Thanatology is the study of _________...?

(A) Careers

(B) Being

(C) Death

(D) Soul

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Earth is closest to the sun every year in early , when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early ____, during our Northern Hemisphere summer....?

(A) January – July

(B) June – December

(C) July – January

(D) December – June

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Stratosphere is the atmospheric layer that absorbs most of __________ that Earth receives from the Sun....?

(A) Infrared radiation

(B) Ultraviolet radiation

(C) Ozone layer

(D) Radio waves

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Ozone layer thickness is measured in____________...?

(A) Metre

(B) Joule

(C) Pounds

(D) Dobson

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According to Big Bang Theory, the Universe began about __________ billion years ago....?

(A) 10 – 20

(B) 20 – 30

(C) 30 – 40

(D) 40 – 50

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Proton number is denoted by symbol __________ ...?

(A) M

(B) Z

(C) P

(D) A

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Muscle fatigue is caused by the accumulation of___________...?

(A) Uric acid

(B) Lactic acid

(C) Oxalacetic acid

(D) Fyruvie acid

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Newton metre is a unit of __________....?

(A) Substance

(B) Length

(C) torque

(D) Work

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Urine is produced in __________...?

(A) Kidneys

(B) Lungs

(C) Large intestine

(D) Liver

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Diameter of Sun is_____________...?

(A) 12 Lakh kms

(B) 13 Lakh kms

(C) 14 Lakh kms

(D) 15 Lakh kms

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A crescograph is a device for measuring the growth in __________...?

(A) Micro Organism

(B) Plants

(C) Human

(D) Pollution

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A solar eclipse occurs when _________...?

(A) Venus between Earth and sun

(B) Moon is between Earth and sun

(C) Sun is between Earth and moon

(D) Moon is between Earth and Neptune

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Deficiency of Vitamin-D results in __________...?

(A) night blindness

(B) rickets

(C) scurvy

(D) hair fall

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The point that lies directly above the source of an earthquake is known as _______________ ...?

(A) Earthquake Center

(B) Epicenter

(C) Gravitational Center

(D) Geological Center

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The process of sublimation _______...?

(A) A solid turns directly into a liquid

(B) A liquid turns directly into a gas

(C) A gas turns directly into a liquid

(D) A solid turns directly into a gas

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Among the planets of the Solar system the position of the Earth from the Sun is:_________...?

(A) Second

(B) Third

(C) Fourth

(D) Sixth

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An example of true solution is ______...?

(A) Solution of starch

(B) Solution of soap

(C) Ink in water

(D) Tooth paste

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The Oort cloud is estimated to be about __________ AU away from the sun...?

(A) 100,000

(B) 200,000

(C) 300,000

(D) 400,000

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A train goes past a railway station at a high speed. A young boy standing on the edge of the platform is likely to __________...?

(A) Remain unaffected

(B) Fall away from the train

(C) Fall towards the train

(D) Fall away from or towards the train depending upon the speed

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The blotting paper helps observe liquid by__________...?

(A) Surface Action

(B) Capillary Action

(C) Viscosity

(D) Boldness

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Change of state form liquid to solid is _________...?

(A) Boiling

(B) Freezing

(C) Evaporation

(D) None of these

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Blood which heart pumps to lungs is__________...?

(A) deoxygenated blood

(B) lymph fluid

(C) atria blood

(D) oxygenated blood

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The main cause of air pollution is __________...?

(A) Burning Of Fuels

(B) Forests

(C) Fertilizers

(D) None of these

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Which one of the following elements the drum of a Photostat machine is made up of: _________...?

(A) Aluminium

(B) Selenium

(C) Barium

(D) None of these

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The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water....?

(A) 1 gram

(B) 10 grams

(C) 1 kg

(D) 10 kg

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The particles of a solid ________...?

(A) Are widely spaced and move freely

(B) Are tightly packed together and stay in a fixed position

(C) Are loosely packed and move randomly

(D) Are sparse and vibrate at long distances

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Year is longest on:___________...?

(A) Jupiter

(B) Earth

(C) Mercury

(D) Mars

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The instrument which i specially design for recording earth quake wave is called seismograph which measure earth quake waves on a ____________...?

(A) Diatonic scale

(B) Fahrenheit Scale

(C) Richter scale

(D) Celsius Scale

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Saccharine is made up of __________...?

(A) Toluene

(B) Phenol

(C) Propane

(D) None of these

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Maxilla bones are found in___________...?

(A) Jaw

(B) Toe

(C) Ear

(D) Stomach

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If pH value is greater than 7, then solution is ______...?

(A) Acidic

(B) Basic

(C) Amphoteric

(D) Neutral

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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

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A Spectroscope is used to _______...?

(A) Measure the distance of a star from Earth

(B) Identify the chemical elements present in a star

(C) Determine the temperature of a star

(D) Calculate the velocity of a star

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Copper is used in the production of___________...?

(A) Brick kilns

(B) Children toys

(C) Kitchen utilities

(D) Electric wires

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Bleaching powder contains___________...?

(A) Nitrogen

(B) Iodine

(C) Chlorine

(D) Bromine

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Lunar eclipse occurs on__________...?

(A) New Moon

(B) Full Moon

(C) Half Moon

(D) Quarter Moon

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The SI unit of Dipole moment is __________...?

(A) Debye

(B) Cm

(C) Weber

(D) Coulumb

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The atmosphere near the earth’s surface is “heated from below.” Which of the following does not significantly contribute to this heating _____________________...?

Smoke is an solution of _________...? Mcqs

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