Online Test of Chapter - 5 Water Test 2 | Geography Class 7th Social Science (S.St)
Q.1. What do you mean by terrarium?
a. Artificial plant
b. Artificial climate
c. Artificial enclosure
d. None of these
Q.2. What are the factors affecting the height of the waves.
a. Winds
b. Earthquakes
c. Volcanic eruptions
d. All of the above
Q.3. Why do swimmers float in Dead Sea?
a. Salt makes it dense
b. It is lighter in weight
c. Both a and b
d. No
Online Test of Chapter -5 Water Test 1 | Geography Class 7th Social Science (S.St)
Q. 1. Which water is salty in taste?
a. River's water
b. Pond water
c. Sea water
d. Rain water
Q.2. Which day of the year is celebrated as water day?
a. 22 January
b. 15 March
c. 15 August
d. 22 March
Q.3. Where is the cold current originate?
a. Equator
b. Poles
c. Tropic of Cancer
d. Tropic of Capricorn
Q.4. Which is the Japanese word which means 'Harb
Online Test of Chapter - 4 Air Test 2 | Geography Class 7th Social Science (S.St)
Q.1. Which gases make the bulk of the atmosphere?
a. Nitrogen
b. Oxygen
c. Both a and b
d. None of these
Q.2. Which gas creates greenhouse effect in the atmosphere?
a. Carbon dioxide
b. Ozone
c. Oxygen
d. None of these
Q. 3. How ozone layer is important to us?
a. Protect us from weather changes
b. Protect us from harmful rays
c. Protect us from rain
d. None
Online Test of Chapter - 4 Air Test 1 | Geography Class 7th Social Science (S.St)
Q. 1. Which is the most important layer of the atmosphere?
a. Troposphere
b. Thermosphere
c. Mesosphere
d. None of these
Q.2. What is responsible for the excess of CO2?
a. Global warming
b. Global cooling
c. Both (a) and (b)
d. None of these
Q.3. What is the result when the air is heated?
a. Heavier
b. Lighter
c. Colder
d. Warmer
Q.4. Stratosphere cont
Online Test of Chapter - 3 Our Changing Earth Test 2 | Geography Class 7th Social Science (S.St)
Q.1. What do you mean by erosion?
a. Moving of plates
b. Type of exogenic forces
c. Wearing away of landscape
d. None of these
Q.2. How is flood plain formed?
a. Removal of layer
b. Deposit of sediments
c. Both a and b
d. None of these
Q.3. What are sand-dunes?
a. Low hill-like structures
b. Big mountains
c. Volcano
d. None of these
Q.4. H
Online Test of Chapter - 3 Our Changing Earth Test 1 | Geography Class 7th Social Science (S.St)
Q. 1. What are the sudden movements in the earth crust are called?
a. Focus
b. Deposition
c. Erosion
d. Earthquake
Q.2. What is the depositional feature of a glacier?
a. Flood plain
b. Beach
c. Moraine
d. None of these
Q.3. Where is the Angel falls located?
a. South Africa
b. South America
c. South India
d. None of these
Q.4. Where is the
Online Test of Chapter - 2 Inside Our Earth Test 2 | Geography Class 7th Social Science (S.St)
Q.1. What are the layers of the earth?
a. Crust
b. Mantle
c. Core
d. All of the above
Q.2. Which are the main minerals of the continental mass?
a. Silica
b. Alumina
c. Both a and b
d. None of these
Q.3. What is a rock?
a. Natural mass of mineral
b. Artificial mass
c. Both a and b
d. None of these
Q.4. What do you mean by fossils?
a. Sedimen
Online Test of Chapter -2 Inside Our Earth Test 1 | Geography Class 7th Social Science (S.St)
Q.1. Where is the deepest mine in the world located?
a. South America
b. South Africa
c. South Australia
d. South India
Q.2. What is the thinnest layer of earth?
a. Crust
b. Mantle
c. Core
d. all of these
Q.3. Which rocks are known as primary rocks?
a. Igneous rocks
b. Sedimentary rocks
c. Metamorphic rocks
d. None of these
Q.4. What is the r
Online Test of Chapter - 1 Our environment Test 1 | Geography Class 7th Social Science (S.St)
Q. 1. What is the life support system among the following?
a. Transportation
b. Music system
c. Environment
d. Both (a) and (b)
Q.2. What is an abiotic component of environment?
a. Table
b. Water
c. Human
d. None of these
Q.3. When is world Environment Day is celebrated?
a. 5th January
b. 5th June
c. 5th August
d. None of these
Q.4. Which is