Destruction of Habitats and Ecosystem

Q.

From whom the environment is facing greatest danger?

Q. What are the human activities that cause harm to the environment?
*More than one options may be correct.

1. Use of excessive pesticides
2. Cutting down trees
3. Polluting rivers and streams
4. Plannting more trees

Q. ________ can destroy a habitat.

1. Animal
2. Sunlight
3. Pollution
4. Plant

Q. What will happen to a forest ecosystem if soil gets polluted?

1. Only trees will be affected.
2. Everything will stay the same.
3. Whole ecosystem will be affected.
4. Only animals will be affected.

Q. Select the biotic and abiotic factors that are affected by deforestation.

1. Plants
2. Sunlight
3. Animals
4. Trees
5. Rocks
6. Soil
7. Air
8. Insects

Q. is the process of cutting down trees for creating agricultural land, pastures, etc.

1. Desertification
2. Deforestation
3. Afforestation

Q. Burst the threats to biodiverstiy.

1. Afforestation
2. Reforrestation
3. Deforestation
4. Hurricanes
5. Forest fires
6. Floods
7. Tree conservation
8. Timber logging