Conservation of plants and animals Worksheet-14

Conservation of plants and animals Worksheet-14

 

Answer the following (3 Marks):

  1. (A) What is Top soil?

      (B) Mention two ways by which soil erosion can be prevented?

  1. Mention two steps needed for conserving wildlife. Name two endangered species of animals.

  2. "When we conserve forests, we conserve wildlife and soil also". Discuss.

  3. Explain three ways to conserve forests.

  4. How can the cutting of trees affect the ecological balance of a particular area?

  5. Why is it important to conserve wildlife? Give three reasons?

  6. What will happen if:

(A) we go on cutting trees.

(B) the habitat of an animal is disturbed.

(C) the top layer of the soil is exposed.

  1. "Water is renewable but oil is not". Explain.

  2. What is the difference in conservation of renewable and non-renewable resources?

 

Answer the following (5 Marks):

  1. Name the flora and fauna of Pachmarhi Biosphere Reserve.

  2. Give two reasons why sanctuaries should be maintained.

  3. What is Project Tiger? What is its objective?

  4. How can we save paper?

  5. Which factors are responsible for cutting of forest?

  6. How can overgrazing destroy forests?

  7. Give two consequences of deforestation.

  8. Discuss the effects of deforestation on the following:

(A) Wild animals.                         (B) Environment.

(C) Villages (Rural areas)          (D) Cities (Urban areas)

(E) Earth                                        (F) the next generation

  1. Answer in brief:

(A) Why should we conserve biodiversity?

(B) Protected forests are also not completely safe for wild animals. Why?

(C) Some tribals depend on the jungle. How?

(D) What are the causes and consequences of deforestation?

(E) What is Red Data Book?

(J) What do you understand by the term migration?

  1. List the methods by which non-renewable resources can be conserved.

  2. "Conservation of resources means not only using the resources judiciously but also maintaining their quality". Discuss.

  3. Why is managing of resources not very simple?

  4. (A) How does planting of trees help to conserve soil?

(B) Why should chemical fertilisers be used with caution?

  1. (A) What are endemic species?

(B) Why are these endemic species?

  1. (A) What are the five conservation categories of wildlife?

(B) How many biosphere reserves, national parks and sanctuaries are there in India?