Explore topic-wise MCQs in Science.

This section includes 1357 Mcqs, each offering curated multiple-choice questions to sharpen your Science knowledge and support exam preparation. Choose a topic below to get started.

301.

The time taken by a body to complete its revolution is called

A. period of revolution
B. time of revolution
C. statistics of revolution
D. none of them
Answer» B. time of revolution
302.

The region of solar system which lies between Mars and Jupiter is called

A. Oort cloud
B. Kuiper
C. asteroid belt
D. asteroid zone
Answer» D. asteroid zone
303.

Tharsis region is extended up to

A. 7000 km
B. 8000 km
C. 9000 km
D. 10000km
Answer» B. 8000 km
304.

A natural as well as artificial body which rotates around the planet is called

A. star
B. comet
C. meteorite
D. satellite
Answer» E.
305.

Olympus Mons is regarded as the largest mountain in

A. universe
B. solar system
C. Mars
D. Venus
Answer» C. Mars
306.

Europa, Ganymede, Io and Callisto were discovered by

A. Einstein
B. Newton
C. Galileo
D. Huygens
Answer» D. Huygens
307.

The tilt of Uranus is almost by

A. 10°
B. 70°
C. 95°
D. 90°
Answer» E.
308.

In 2003 NASA sent a mission to Mars on space craft

A. Sojourner rover
B. Express orbiter
C. Apollo
D. Twin Rover
Answer» E.
309.

When sunlit portion of moon gets larger it is regarded as moon

A. waxing
B. waning
C. emerging
D. eclipse
Answer» B. waning
310.

The comets were arisen from

A. Oort cloud
B. Kuiper
C. galaxy
D. Milky Way
Answer» B. Kuiper
311.

As the surface currents strike a continent they

A. coincide
B. deflect
C. react
D. isolate
Answer» C. react
312.

The movement of ocean water horizontally due to wind on surface of ocean is called

A. ocean current
B. surface current
C. global current
D. alternate current
Answer» C. global current
313.

The obvious curving or moving of objects due to rotation of earth is called

A. rotation effect
B. Coriolis effect
C. deep effect
D. global wind
Answer» C. deep effect
314.

A movement of ocean water with a regular pattern is called

A. river
B. stream
C. wave
D. current
Answer» E.
315.

Heyerdahl and his crew landed on Polynesia after day

A. 15th
B. 97th
C. 75th
D. 79th
Answer» C. 75th
316.

Two lines of longitude are farthest apart at the

A. equator
B. tropic
C. poles
D. latitude
Answer» B. tropic
317.

In the conic projection, there is

A. less distortion
B. more distortion
C. no distortion
D. variable distortions
Answer» B. more distortion
318.

Mapmakers use GIS to

A. store geographic information
B. use geographic information
C. view geographic information
D. store, use and view geographic information
Answer» E.
319.

GPS means

A. Global Projecting System
B. Global Positioning System
C. Global Processing System
D. Global Parsing System
Answer» C. Global Processing System
320.

Wind is a

A. natural but nonrenewable resource
B. natural and renewable resource
C. artificial and nonrenewable resource
D. artificial but renewable resource
Answer» C. artificial and nonrenewable resource
321.

An example of renewable resource could be

A. water
B. coal
C. gas
D. petroleum
Answer» B. coal
322.

The correct examples of nonrenewable resources is

A. petrol, coal and gas
B. sun, fossil fuels and wind
C. water, petrol and coal
D. water, wind and sunlight
Answer» B. sun, fossil fuels and wind
323.

The process of reusing from the scrap or waste is known as

A. reducing
B. reusing
C. recycling
D. refining
Answer» D. refining
324.

When the sediment turns into a rock, the decay is turned into gas and petroleum after a

A. million years
B. century
C. millennium
D. decade
Answer» B. century
325.

A process by which salt is removed from ocean water is called

A. salination
B. desalination
C. saturation
D. sublimation
Answer» C. saturation
326.

At the end of lower-tide limit a new zone begins named as

A. bathal zone
B. intertidal zone
C. sub littoral zone
D. abyssal zone
Answer» D. abyssal zone
327.

The zone which starts from the edge of continental shelf and extends to abyssal plain is the

A. bathal zone
B. intertidal zone
C. sub littoral zone
D. abyssal zone
Answer» B. intertidal zone
328.

Hot water vents in abyssal zone are regarded as

A. black vents
B. black smokers
C. hot vents
D. hadal
Answer» C. hot vents
329.

A zone which covers the continental shelf is called

A. benthic environment
B. pelagic environment
C. neritic zone
D. oceanic zone
Answer» D. oceanic zone
330.

The icecaps on Mars are the

A. frozen water
B. frozen carbon dioxide
C. both a and b
D. frozen hydrogen
Answer» D. frozen hydrogen
331.

Christian Huygens discovered largest satellite on Saturn called as

A. Miranda
B. Titan
C. Deimos
D. Triton
Answer» C. Deimos
332.

The region outside Neptune is called

A. Oort cloud
B. Kuiper
C. stratosphere
D. ozone
Answer» C. stratosphere
333.

Terrestrial planets is name given to

A. inner planets
B. outer planets
C. all planets
D. solar system
Answer» B. outer planets
334.

The space craft which helped in understanding mysterious past of Mars was

A. Sojourner rover
B. Express orbiter
C. Apollo
D. Viking
Answer» B. Express orbiter
335.

A seaweed which is found under ocean and used as thickener in foods is the

A. laminaria
B. porphyry
C. Irish moss
D. kelp
Answer» E.
336.

Organisms which can be farm in oceans includes

A. oysters
B. shrimps
C. crabs
D. all of them
Answer» E.
337.

The Jason Project was started by

A. Dr Robert
B. Dr Jason
C. Dr John
D. Dr William
Answer» B. Dr Jason
338.

Non-renewable resources includes

A. oil
B. natural gas
C. both a and b
D. plants
Answer» D. plants
339.

The material from toilets are called

A. raw sewage
B. sludge
C. non pollutant
D. byproduct
Answer» B. sludge
340.

The area which is near bottom of lake, ocean or pond is called

A. benthos
B. benthic environment
C. nekton
D. plankton
Answer» C. nekton
341.

The Kuwait towers produces the water which is

A. salinated
B. desalinated
C. super saturated
D. unsaturated
Answer» C. super saturated
342.

A modern vessel which is used to study deep oceans is called

A. deep vessel
B. deep flight
C. airplane
D. Medea
Answer» C. airplane
343.

Kelp can grow in one day up to

A. 12cm
B. 33cm
C. 45cm
D. 23cm
Answer» C. 45cm
344.

The vessel which enable to study surface of ocean is the

A. Jason II
B. Jason I
C. Deep flight
D. Medea
Answer» E.
345.

Plastic decomposes after

A. 10 years
B. 100 years
C. 1000 years
D. 1 year
Answer» D. 1 year
346.

The solid part of waste material carrying harmful bacteria is the

A. raw sewage
B. sludge
C. non pollutant
D. byproduct
Answer» C. non pollutant
347.

The zone in which temperature, pressure as well as amount of sunlight remains fairly constant is the

A. bathal zone
B. intertidal zone
C. sub littoral zone
D. abyssal zone
Answer» D. abyssal zone
348.

The organism which are specialized to bear temperature as hot as 81° C is

A. octopus
B. corals
C. clams
D. tube worms
Answer» E.
349.

Due to high demand of oil across globe it is transferred in billions of barrels and sometimes lead to

A. spill
B. benefits
C. success
D. discovery
Answer» B. benefits
350.

A predator which uses wormlike lure to attack its prey is the

A. piranha
B. sushi
C. angler fish
D. whale
Answer» D. whale