- Which one of the following is a basic life support system?
(a) Music system
(b) Environment
(c) Transportation
(d) None of these
2. Which one of the following is created by nature?
(a) Cars, scooters and buses
(b) Mountains, rivers and trees
(c) Roads, books, pen and copies
(d) All of these
3. Which one of the following is not a threat to environment?
(a) Growing population
(b) Growing plants
(c) Growing industries
(d) All of these
4. Hydrosphere is a part of …………
Troposphere
Stratosphere
Biosphere
Ionosphere
5. Who interact with the environment and modify it according to their needs?
(a) Human beings
(b) Animals
(c) Rivers
(d) Mountains
6. When is the World Environment Day celebrated every year?
(a) 25th December
(b) 23rd June
(c) 26th January
(d) 5th June
7. Which one of the fallowing animals is called the ship of the desert?
(a) Camel
(b) Goat
(c) Cow
(d) Dogs
8. What do plant and animal kingdom make together?
(a) Biosphere
(b) Hydrosphere
(c) Atmosphere
(d) All of these
9. The domain of water is referred to
(a) hydrosphere
(b) lithosphere
(c) atmosphere
(d) biosphere
10. Landforms are found only over continents – False
11. Trade in which goods are exchanged without the use of money is called barter system – True
12. Gravitational force of the earth holds the atmosphere around it – True
13. Abiotic environment consists of living organism – False
14. No life can exist in biosphere – False
15. Match the contents of Column A with that of Column B.
| Column A | Column B |
| 1. Land | (a) lithosphere |
| 2. Animals, plants | (b) atmosphere |
| 3.Mountain, plateau and plains | (c) abiotic |
| 4. Gases, water vapour, dust | (d) biotic |
Answer:
Column A Column B
1. Land (c) abiotic
2. Animals, plants (d) biotic
3. Mountain, plateau and plains (a) lithosphere
4. Gases, water vapour, dust (b) atmosphere