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.

1101.

The edge of a tectonic plate which is composed of oceanic lithosphere sinks and ultimately pulls rest of plate with it due to

A. ridge push
B. slab pull
C. convection
D. conduction
Answer» C. convection
1102.

When there is an elevation of crust it is called

A. uplift
B. subsidence
C. both a and b
D. decline
Answer» B. subsidence
1103.

Surface mining of coal is also known as

A. drift mining
B. vertical shafts
C. slope mining
D. strip mining
Answer» E.
1104.

An example of fossil fuel could be

A. gas
B. sun
C. wind
D. water
Answer» B. sun
1105.

The number of major problems of fossil fuels is

A. one
B. two
C. three
D. four
Answer» C. three
1106.

Coal is formed from the dead remains of

A. birds
B. sea organisms
C. mammals
D. plants
Answer» E.
1107.

Another example of renewable resource could be

A. coal
B. sunlight
C. natural gas
D. petrol
Answer» C. natural gas
1108.

Geologists who studies volcanism are known as

A. Monologists
B. Astrologists
C. Seismologist
D. Volcanologist
Answer» E.
1109.

New observations lead scientists to change their

A. ideas
B. thoughts
C. theories
D. theorems
Answer» D. theorems
1110.

John Trefry discovers new world deep under the ocean, one of the most exciting sights he has seen is

A. White smoker
B. Ash smoker
C. Black smoker
D. Crystal pearl
Answer» D. Crystal pearl
1111.

The unit of temperature used to measure body temperature is

A. Kelvin (K)
B. Celsius ( °C)
C. Fahrenheit (°F)
D. Rankine (°R)
Answer» D. Rankine (°R)
1112.

1cm equals

A. one-tenth of a meter
B. one-hundredth of a decimeter
C. one-tenth of a kilometer
D. one-hundredth of a meter
Answer» E.
1113.

Imaginary lines that pass through both north and south poles are known as lines of

A. latitude
B. parallel
C. perpendicular
D. longitude
Answer» E.
1114.

All points along a contour line represent

A. one elevation
B. multiple elevation
C. cross elevation
D. different altitudes
Answer» B. multiple elevation
1115.

On equal area projections, the shapes of oceans and continents are

A. accurate
B. approximate
C. distorted
D. reversed
Answer» D. reversed
1116.

As the conic projection touches only one line of latitude and all lines of longitude, it is best for mapping

A. small towns or cities
B. oceans
C. large landmasses
D. islands
Answer» D. islands
1117.

Contour lines close together show

A. gentle slope
B. no slope
C. steep slope
D. variable slope
Answer» D. variable slope
1118.

Hails are the falling of

A. water
B. lumps
C. vapors
D. rain
Answer» C. vapors
1119.

The clouds cirrocumulus are found at height of

A. 2000 m
B. 4000 m
C. 6000 m
D. 8000 m
Answer» E.
1120.

One of most dangerous parts of thunderstorm is

A. lighting
B. rain
C. snow
D. wind
Answer» B. rain
1121.

The surroundings along with north and south pole is regarded as

A. polar zone
B. equator
C. tropical desert
D. rainforest
Answer» B. equator
1122.

In western pacific hurricane is named as

A. typhoon
B. tornado
C. cyclone
D. twister
Answer» B. tornado
1123.

The initial source of energy of wind and current is

A. water
B. sun
C. gravity
D. latitude
Answer» C. gravity
1124.

At equator and its surroundings the wind blows

A. east to west
B. west to east
C. north to south
D. south to north
Answer» B. west to east
1125.

The stream with longest surface current is the

A. Gulf stream
B. Mary land stream
C. Virginia stream
D. Brook stream
Answer» B. Mary land stream
1126.

Deep currents are generated when the density of ocean water

A. increases
B. decreases
C. constant
D. released
Answer» C. constant
1127.

The amount of matter in a given substance in particular space or volume is called its

A. salinity
B. velocity
C. density
D. consistency
Answer» D. consistency
1128.

Movement within the Earth that causes rocks inside the Earth to be moved to Earth's surface is known as

A. Erosion
B. Uplift
C. Deposition
D. Elevation
Answer» C. Deposition
1129.

The types of metamorphism are

A. contact, regional, parallel and crucial
B. regional, crucial, contact, parallel and critical
C. contact, regional and crucial
D. contact and regional
Answer» E.
1130.

Rock at the Earth's surface is primarily affected by forces of

A. weathering and erosion
B. heat and pressure
C. erosion and heat
D. heat and weight
Answer» B. heat and pressure
1131.

Intrusive bodies that are spread in smaller area compared to 'batholiths' are known as

A. Batholith
B. Sill
C. Stock
D. Plutons
Answer» D. Plutons
1132.

The main source of formation of igneous rocks is

A. mountains
B. hills
C. ocean beds
D. volcanoes
Answer» E.
1133.

An example of nonrenewable resource could be

A. sunlight
B. wind
C. petrol
D. water
Answer» D. water
1134.

When fission takes place, the energy released is in

A. less amount
B. huge amount
C. moderate amount
D. variable amounts
Answer» C. moderate amount
1135.

Most of the nonrenewable energy comes from

A. natural gas
B. crude oil and petroleum
C. gasoline and kerosene
D. fossil fuels
Answer» E.
1136.

Petroleum and natural gas are generally removed from the Earth's crust by

A. mining
B. digging bores
C. digging shallow wells
D. shuttles
Answer» C. digging shallow wells
1137.

Petroleum is also commonly known as

A. Oil
B. Rough oil
C. Raw oil
D. Crude oil
Answer» E.
1138.

The correct examples of fossil fuels is

A. trees, coal and petrol
B. coal, sunlight and wind
C. coal, gas and petrol
D. wind, sunlight and water
Answer» D. wind, sunlight and water
1139.

The fuels we use in cars, airplanes, ships and many other machinery are generally

A. energy resources
B. coal and gas
C. petroleum
D. gas and oil
Answer» B. coal and gas
1140.

All fossil fuels are formed from

A. remains of animals only
B. remains of plants only
C. remains of aquatic life only
D. remains of all living organisms
Answer» E.
1141.

Any natural material used by human beings is known as

A. Artificial Resources
B. Natural Resources
C. Renewable Resources
D. Nonrenewable Resources
Answer» C. Renewable Resources
1142.

When we think of car fuel, we commonly think of

A. natural gas
B. gasoline
C. kerosene
D. bitumen
Answer» C. kerosene
1143.

The second major problem of fossil fuels is that it is

A. bad for environment
B. renewable
C. in huge amounts
D. useless
Answer» B. renewable
1144.

More rocks keep on gathering over the gas and petroleum reserves which contain

A. special minerals
B. dead remains of organisms
C. special features
D. special bacteria and microorganisms
Answer» C. special features
1145.

The outermost layer of earth's surface is called as

A. crust
B. core
C. mantle
D. mountains
Answer» B. core
1146.

The layer which is found between crust and core is the

A. mantle
B. lithosphere
C. mesosphere
D. tectonic plates
Answer» B. lithosphere
1147.

The central part of the earth which is below mantle is called the

A. core
B. crust
C. mesosphere
D. tectonic plates
Answer» B. crust
1148.

The layer which is formed from two parts of crust and rigid upper part of mantle is called as

A. lithosphere
B. asthenosphere
C. mesosphere
D. tectonic plates
Answer» B. asthenosphere
1149.

The thickness equal to 2200km is of

A. outer core
B. inner core
C. mesosphere
D. asthenosphere
Answer» B. inner core
1150.

With a comparison among mantle and crust, the more dense is

A. crust
B. mantle
C. both a and b
D. none
Answer» C. both a and b