Biosphere and Biodiversity

Q.

Main objective of biosphere reserve is to___

1. Remove air pollution

2. save plant life

3. Conserve biological diversity

4. Make soil fertile

Q. Which among the following is not obtained directly from forests?

1. Medicines
2. Fruits and vegetables
3. Timber
4. Diesel

Q. One of the following is a micro-consumer. This one is:​

1. ant
2. lice
3. fungi
4. mosquito

Q.

The major ill effect of monoculture practice in forests is on the

1. Biodiversity which faces large destruction

2. Local people whose basic needs can no longer be met by such forests

3. Industries

4. Forest department

Q. The blanket of air that surrounds the Earth is called .

1. lithosphere
2. hydrosphere
3. biosphere
4. atmosphere

Q.

What is a biosphere reserve?

Q. How does prevention of soil erosion serve a double purpose?

Q.

For the industrialists, the forests are a source of:

1. Shelter

2. Raw material

3. Food

4. Microorganisms