CBSE Class 8 Science Chapter 5 Conservation Of Plants VSAQs

CBSE Class 8 Science Chapter 5 Conservation Of Plants Very Short Answer Questions

Question 1. Arrange the following to show how deforestation leads to water pollution.

1. The roots of the trees no longer have a firm grip on the soil.
2. Rain falls onto the ground.
3. The trees of a forest are cut down.
4. The loose soil gets washed away into a nearby body of water.

Answer: 3-1-2-4

Question 2. A gas is utilised by the trees and plants in photosynthesis. The same gas also traps the heat rays reflected by the Earth, and is also given out by humans during respiration. Name the gas and the phenomenon of an increase in temperature for which it is responsible.
Answer: The gas is carbon dioxide, and the phenomenon is global warming.

Read And Learn More CBSE Class 8 Science Very Short Questions And Answers

Question 3. Why is it important to conserve forests?
Answer: Forest conservation maintains the balance in nature. It acts as a carbon sinks absorbing CO 2 and keeps global warming at bay.

Question 4. Mention any one action that you have undertaken to conserve trees.
Answer: I have planted some trees a nd look after them carefully so that they are well protected. This is the action I have taken to conserve trees.

Question 5. ‘Variety of all forms of life found in a region’ is known by a specific name; what is it?
Answer: Biodiversity.

Question 6. Name the protected area built to support biodiversity.
Answer: A Biosphere reserve supports biodiversity.

Question 7. Out of the three biosphere reserves, a National park or a wildlife sanctuary, which is the largest?
Answer: Biosphere reserve is the largest of the three, and it may contain a National park or a wildlife sanctuary.

Question 8. Endemic fauna is restricted to a particular area. Name a few in India.
Answer: Bison and flying squirrel are endemic fauna of Pachmarhi Biosphere Reserve in India.

Question 9. What is the unique feature of the biodiversity found in the Pachmarhi Biosphere Reserve?
Answer: The biodiversity found in Pachmarhi Biosphere Reserve is similar to that of the upper Himalayan peaks and to those belonging to the Western Ghats.

Question 10. How are even small animals important in an ecosystem?
Answer: Small animals might be small in size, but their role in the ecosystem cannot be ignored. They are important in an ecosystem as they form part of food chains and food webs.

Question 11. A group of cats is found in a forest that interbreed freely. What is the term used for them?
Answer: A species is a group of the same kind of organisms that can interbreed to produce fertile offspring.

Question 12. Name the plant found in Satpura forests.
Answer: The finest Indian teak is found in the Satpura forests.

Question 13. Name the first reserve forest of India.
Answer: Satpura National Park is the first reserve forest of India.

Question 14. Mention the aim of the Forest (Conservation) Act.
Answer: The aim of the Forest (Conservation) Act is the preservation and conservation of natural forests and meeting the basic needs of the people living in or near the forests.