____________ have no charge...? Mcqs

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____________ have no charge...?

(A) Neutrons
(B) Protons

(C) Electrons
(D) None of These

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Joint in which bones are joined together by fibrous tissues is called _____________ ...?

(A) Fibrous joint
(B) Cartilaginous joint

(C) Synovial joint
(D) Ball and socket joint

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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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Our atmosphere consists of___________ Oxygen approximately...?

(A) 11% Oxygen approximately
(B) 21% Oxygen approximately

(C) 31% Oxygen approximately
(D) None of these

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

(A) 61%
(B) 67%

(C) 71%
(D) 76%

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Acid rain is mainly caused by emissions of __________ in the atmosphere...?

(A) Sulfur Dioxide and Potassium Nitrate
(B) Sulfur and Charcoal

(C) Nitrogen Oxide and Potassium Nitrate
(D) Sulfur Dioxide and Nitrogen Oxide

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__________ contains the ozone layer....?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Ionosphere

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The sun has a __________ year solar cycle during which its activity increases and decreases....?

(A) 10
(B) 11

(C) 12
(D) 13

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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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Metal are highly ___________ ...?

(A) Electropositive
(B) Electronegativity

(C) Both of these
(D) Neutral

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NASA’s _________ is currently studying the sun up close....?

(A) Darker Solar Probe
(B) Walker Solar Probe

(C) Parker Solar Probe
(D) Falkner Solar Probe

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The sun is made up of 99.9% of ________________ and ______________...?

(A) Oxygen and Hydrogen
(B) Hydrogen and Sulfur

(C) Carbon and Silicon
(D) Hydrogen and Helium

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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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In human body there are_________________kinds of bones...?

(A) 3
(B) 4

(C) 5
(D) 6

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_____________ are positively (+) charged particles...?

(A) Neutrons
(B) Electrons

(C) Protons
(D) None of These

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The _________ are a particular group of animals or plants that belong together and have some similar quality....?

(A) Species
(B) Genus

(C) Family
(D) Kingdom

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Skin has ___________ layers...?

(A) One
(B) Two

(C) Three
(D) Four

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Our atmosphere comprises of __________ Nitrogen...?

(A) 38% Nitrogen
(B) 58% Nitrogen

(C) 78% Nitrogen
(D) None of these

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In middle latitudes, which cloud will have the lowest base ________________________ ...?

(A) Cirrostratus
(B) Stratocumulus

(C) Altocumulus
(D) Cirrus

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__________ is the lowest layer of the atmosphere....?

(A) Stratosphere
(B) Mesosphere

(C) Troposphere
(D) Thermosphere

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___________ begins at 690 to 1,000 km from the surface, and extends to roughly 10,000 km....?

(A) Troposphere
(B) Mesosphere

(C) Exosphere
(D) Stratosphere

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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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__________ are called the powerhouses of the cell...?

(A) Mitochondria
(B) Vesicles

(C) Lungs
(D) Liver

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Example of gas having monoatomic molecules is ___________ ...?

(A) Nitrogen
(B) Nydrogen

(C) Neon and argon
(D) Oxygen and nitrogen

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The extremely cold temperatures in the polar region of moon mean that it can act as a kind of __________ where things do not undergo much change....?

(A) Time capsule
(B) Light capsule

(C) Meta capsule
(D) Natural capsule

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______________ is used for measuring velocity...?

(A) Speedometer
(B) Anemometer

(C) Odometer
(D) Hygrometer

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Atom was a name given by ____________ ...?

(A) Democritus
(B) Bohr

(C) Rutherford
(D) Archimedes

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Deficiency of Vitamin __________ causes Sailors Disease in human...?

(A) Vitamin A
(B) Vitamin K

(C) Vitamin C
(D) Vitamin D

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It is impossible for a type of O+ baby to have a type of____________mother:...?

(A) AB-
(B) O-

(C) O+
(D) none

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The human brain uses__________ percent of the total oxygen and blood in the body...?

(A) 20
(B) 12

(C) 35
(D) 48

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1 Coulomb = ___________ e....?

(A) 6×10-19
(B) 6.25×1018

(C) 1.6×1019
(D) 6.25×10-18

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The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids....?

(A) Mars
(B) Saturn

(C) Uranus
(D) Jupiter

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__________ is the point in solar system at which pressure from the solar wind is equal to the opposing pressure of the interstellar medium....?

(A) Seliopause
(B) Meliopause

(C) Heliopause
(D) Beliopause

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___________ is a strong smelling agent added to LPG cylinders to detect leakage...?

(A) Nitrogen Peroxide
(B) Ethyl Mercaptan

(C) Carbon Monoxide
(D) Sulphur Dioxide

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A convex mirror always ___________ ...?

(A) Forms a real image
(B) Forms a virtual image

(C) Forms an inverted image
(D) Produces a larger image

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Short-sight defect could be corrected by a _____________ lens...?

(A) concave lens
(B) convex lens

(C) converging lens
(D) none of these

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At what time of day is the relative humidity normally at a minimum ________________ ...?

(A) When the air temperature is highest
(B) Just before sunrise

(C) About midnight
(D) When the air temperature is lowest

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Humans can hear in the range of ______ to _______Hertz (Hz)....?

(A) 10 Hz to 10,000 Hz.
(B) 20 Hz to 20,000 Hz.

(C) 30 Hz to 30,000 Hz.
(D) 40 Hz to 40,000 Hz.

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Wind energy is the __________ energy....?

(A) Potential
(B) Transverse

(C) Kinetic
(D) Mechanical

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Atom is made up of____________different kinds of subatomic particles:...?

(A) Three
(B) Two

(C) Four
(D) None

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Exosphere interacts with ___________ of Earth at roughly distance of 10,000 km....?

(A) Electrosphere
(B) Magnetosphere

(C) Spectrosphere
(D) Echosphere

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At night, Plants intake __________ and release __________...?

(A) Oxygen – Carbon dioxide
(B) Carbon dioxide – Oxygen

(C) Oxygen – Carbon monoxide
(D) None of theseCarbon monoxide – Oxygen

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When oil and gas resources are burnt they kill many forests and lakes by ________________ ...?

(A) deforestation
(B) water pollution

(C) acid rain
(D) forest fire

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___________ is a mammal who fly...?

(A) Ostrich
(B) Bat

(C) Peacock
(D) None of these

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The phenomenon of Aurora Borealis, the display of red and green lights in northern hemisphere is due to radiations from____________ ...?

(A) Ionosphere
(B) Troposphere

(C) Mesosphere
(D) Stratosphere

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Substance whose atoms can be split are known as __________ materials....?

(A) Fusionable
(B) Fissionable

(C) Combustible
(D) None of these

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Deficiency of __________ causes loss of appetite and poor growth...?

(A) zinc
(B) iodine

(C) copper
(D) iron

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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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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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The blind spot is located at the ___________ of the eye ...?

(A) pupil
(B) vitreous humor

(C) aqueous humor
(D) optic disc

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

(A) Oil
(B) Alcohol

(C) Gases
(D) Solid

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Ozone layer prevents ______________ radiation from entering the atmosphere...?

(A) Infra-red
(B) Ultraviolet

(C) X-rays
(D) Gamma rays

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__________ Protect us from diseases...?

(A) Vitamins
(B) minerals

(C) Carbohydrates
(D) None of these

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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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_______________ causes biomagnification problem in the Ecosystem....?

(A) Lead
(B) Mercury

(C) Chromium
(D) Copper

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__________ gas is released when coal is burnes in ln lack of Oxygen...?

(A) Carbon Dioxide
(B) Methane

(C) Ethene
(D) Carbon Monoxide

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Sound travels about ___________times faster in water than in air....?

(A) 2
(B) 3

(C) 4
(D) 5

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___________ is a star at the center of the solar system...?

(A) Earth
(B) Mercury

(C) Sun
(D) Venus

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The moon’s surface temperature varies from about ________ to _________ ...?

(A) – 173 degrees Celsius at night to 127 degrees Celsius during the day
(B) – 172 degrees Celsius at night to 172 degrees Celsius during the day

(C) Remains constant during day and night
(D) – 170 degrees Celsius at night to 107 degrees Celsius during the day

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Very High Frequency (VHF) have __________ wavelengths...?

(A) shorter
(B) shortest

(C) longer
(D) longest

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__________ is the atmospheric layer wherein the weather occurs....?

(A) Troposphere
(B) Stratosphere

(C) Mesosphere
(D) Thermosphere

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___________are negatively (-) charged particles of an atom...?

(A) Protons
(B) Neutrons

(C) Electrons
(D) None of These

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____________ contains 75–80 % of the mass of the atmosphere....?

(A) Stratosphere
(B) Mesosphere

(C) Thermosphere
(D) Troposphere

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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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Titan, a moon of __________ , and Triton, a moon of _________ , have atmospheres mainly of _________....?

(A) Saturn, Jupiter, Hydrogen
(B) Uranus, Neptune, Nitrogen

(C) Saturn, Neptune, Nitrogen
(D) Mars, Venus, Hydrogen

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Lingxi-03, developed by Galaxy Space, was launched using a ___________ carrier rocket....?

(A) Long March-3D
(B) Long March-2D

(C) Vertical March-3D
(D) Orbital March-2D

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