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.

1151.

The layer which is of plastic and allow movement of pieces of mantle is called

A. lithosphere
B. asthenosphere
C. mesosphere
D. tectonic plates
Answer» C. mesosphere
1152.

The parts of wave includes

A. troughs
B. wavelength
C. wave height
D. wave direction
Answer» B. wavelength
1153.

The time elapsed between passage of two waves crest is called

A. wave period
B. wave energy
C. wave height
D. wave length
Answer» B. wave energy
1154.

The difference in levels of ocean water between a high tide and low tide is called

A. tidal average
B. tidal range
C. neap tide
D. spring tide
Answer» C. neap tide
1155.

Tidal bores are found in

A. China
B. India
C. Afghanistan
D. Iran
Answer» B. India
1156.

The vertical distance which lies between a crest and trough is called

A. wave energy
B. wave height
C. wave length
D. wave direction
Answer» C. wave length
1157.

The distance between two adjacent crest is regarded as

A. troughs
B. wave height
C. wave length
D. wave direction
Answer» D. wave direction
1158.

The map is processed by measuring waves'

A. speed only
B. distance only
C. time only
D. speed and distance
Answer» E.
1159.

As we move away from the point of contact, the rate of distortion

A. increases
B. decreases
C. may increase or decrease
D. remains same
Answer» B. decreases
1160.

Lines of latitude and longitude cross each other forming a

A. table system
B. geographical system
C. magnetic system
D. grid system
Answer» E.
1161.

Longitude is expressed in

A. alphabets
B. kilometers
C. degrees
D. candelas
Answer» D. candelas
1162.

The areas where air moves apart and sinks is the

A. anticyclones
B. cyclones
C. weather
D. climate
Answer» B. cyclones
1163.

The sound which is formed by expansion of air with lightning is called

A. strike
B. thud
C. thunder
D. trumpet
Answer» D. trumpet
1164.

The dust which is produced by volcanic eruption has effect on sunlight which is

A. refracting
B. reflecting
C. absorbing
D. releasing
Answer» C. absorbing
1165.

Lines which connect points of equal pressure are regarded as

A. iso bars
B. fronts
C. waves
D. glosses
Answer» B. fronts
1166.

When tornado is spotted it is regarded as

A. warning
B. red alert
C. watch
D. broadcast
Answer» B. red alert
1167.

The mineral's resistance to being scratched is called

A. Fracture
B. Cleavage
C. Hardness
D. Streak
Answer» D. Streak
1168.

In reference to light, metallic minerals

A. allow it to pass
B. allow it to refract
C. don't allow it to pass
D. don't allow it to reflect
Answer» D. don't allow it to reflect
1169.

The color and appearance of minerals changes due to

A. impurities
B. density
C. mass
D. volume
Answer» B. density
1170.

The number of types of lusters minerals have is

A. two
B. three
C. four
D. five
Answer» C. four
1171.

An example of element could be

A. Table Salt (NaCl)
B. Potassium Fluoride (KF)
C. Calcium Iodide (CaI2)
D. Phosphorus (P)
Answer» E.
1172.

The example of fault block mountain is

A. Alps in Europe
B. Himalayas
C. Ural
D. Tetons
Answer» E.
1173.

The oceanic lithosphere tend to slide downhill due to gravitation because of

A. ridge push
B. slab pull
C. convection
D. conduction
Answer» B. slab pull
1174.

Pangaea was having a sea around it called as

A. Laurasia
B. Arabian sea
C. Panthalassa
D. Gondawana
Answer» D. Gondawana
1175.

The process by which magma rises forming new oceanic lithosphere layers is called

A. sea floor spreading
B. sea flooring
C. sea bed spreading
D. sea REVERSAL
Answer» B. sea flooring
1176.

A tectonic plate consists of

A. oceanic crust
B. continental crust
C. upper part of mantle
D. all of them
Answer» E.
1177.

The general freezing point of magma is

A. 500 °C
B. 700 °C
C. 1000 °C
D. 1250 °C
Answer» C. 1000 °C
1178.

The greatest change takes place when magma

A. directly hits the rocks
B. cools over the rocks
C. exerts more pressure on rocks
D. releases more heat on the rocks
Answer» B. cools over the rocks
1179.

Extrusive rock is common around

A. mountains
B. ocean beds
C. sea beds
D. volcanoes
Answer» E.
1180.

The process in which sedimentary rocks are arranged in layers is known as

A. Stratification
B. Composition
C. Deposition
D. Erosion
Answer» B. Composition
1181.

When rock or mineral fragments are cemented together, they form

A. Clastic Sedimentary Rock
B. Chemical Sedimentary Rock
C. Organic Sedimentary Rock
D. Inorganic Sedimentary Rock
Answer» B. Chemical Sedimentary Rock
1182.

The air on Venus mainly comprises of

A. hydrogen
B. oxygen
C. carbon dioxide
D. helium
Answer» D. helium
1183.

In Greek 'planets' mean

A. wanderer
B. stars
C. huge
D. tiniest
Answer» B. stars
1184.

The period of rotation of the moon of Earth is 27 days and

A. 9 hours
B. 7 hours
C. 5 hours
D. 11 hours
Answer» B. 7 hours
1185.

The circular large feature on Mars is the

A. Schiaparelli
B. crates
C. cervices
D. bulge
Answer» B. crates
1186.

There is no water on a planet but there exists strong evidence it did in history it is

A. Mars
B. Jupiter
C. Saturn
D. Venus
Answer» B. Jupiter
1187.

If a stream or river passes a valley, the V points

A. downstream
B. upstream
C. waterfall
D. shallow water
Answer» C. waterfall
1188.

A map that shows surface features of Earth is known as

A. Topographic map
B. Elementary map
C. Cylindrical map
D. Azimuthal map
Answer» B. Elementary map
1189.

The proportionality of contour interval to relief is

A. direct
B. inverse
C. same
D. none
Answer» B. inverse
1190.

When we give direction to something, we generally name a

A. street
B. road
C. building
D. landmark
Answer» E.
1191.

Airplane and boat pilots use GPS for

A. mapping
B. limit setting in air or water
C. navigation
D. bearing
Answer» D. bearing
1192.

If the temperature and pressure under the sediment is very high, the sedimentary rocks would change into

A. non-sedimentary rocks
B. metamorphic rocks
C. magma
D. igneous rocks
Answer» C. magma
1193.

Igneous rock begins as

A. core of Earth
B. mantle of Earth
C. magma
D. sand
Answer» D. sand
1194.

Intrusive Igneous Rocks usually have

A. fine-grained texture
B. medium-grained texture
C. coarse-grained texture
D. hard-grained texture
Answer» D. hard-grained texture
1195.

Due to erosion, the sediment is deposited in

A. parts
B. layers
C. pieces
D. powder
Answer» C. pieces
1196.

Halite is a chemical sedimentary rock that is made up of

A. AgCl2
B. KF
C. NaCl
D. Al2O3
Answer» D. Al2O3
1197.

A gaseous mixture of hydrocarbon chains/compounds is known as

A. Ester
B. Natural Gas
C. Halo alkanes
D. Carboxyl Gas
Answer» C. Halo alkanes
1198.

In chemistry, the carbon-hydrogen are named as

A. carbohydrogen
B. hydrocarbon
C. kerogen
D. hydronic
Answer» C. kerogen
1199.

People stopped using coal nowadays because it causes

A. respiratory diseases
B. air pollution
C. lung cancer
D. skin cancer
Answer» C. lung cancer
1200.

The general types of coal are

A. two
B. three
C. four
D. five
Answer» D. five