A. Fill in the blanks:
1. A place where animals are protected in their natural habitat is called …………… .
2. Species found only in a particular area is known as ……………. .
3. Migratory birds fly to far away places because of …………………. changes.
4. Corbett National Park is located in ………………… .
5. Conservation means ………………… environment.
B. Answer the following questions in short:
1. Differentiate between the following:
(a) Wildlife sanctuary and biosphere reserve.
(b) Zoo and wildlife sanctuary.
(c) Endangered and extinct species.
(d) Flora and fauna.
2. Discuss the effects of deforestation on the following:
(a) Wild animals
(c) Villages (Rural areas)
(d) Cities (Urban areas)
(f) The next generation
3. What will happen if:
(a) we go on cutting trees?
(b) the habitat of an animal is disturbed?
(c) the top layer of soil is exposed?
4. 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?
(f) What do you understand by the term migration?
5. In order to meet the ever-increasing demand in factories and for shelter, trees are being continually cut. Is it justified to cut trees for such projects? Discuss and prepare a brief report.
6. How can you contribute to the maintenance of green wealth of your locality? Make a list of actions to be taken by you.
7. Explain how deforestation leads to reduced rainfall.
8. Find out about national parks in your state. Identify and show their location on the outline map of India.
9. Why should paper be saved? Prepare a list of ways by which you can save paper.
10. Reforestation can take place naturally. Why?
11. What would happen if we had no wood?
C. Tick (✓) the correct option:
1. …………………. are responsible for extinction of a species.
(a) Loss of habitat
(b) Excessive use of chemical fertilizers and pesticides
(c) Providing habitats for animals in zoo
(d) Clearing of land to plant crops and build road
2. Which one of the following is not under a conservation category of wildlife?
3. Different species are classified into different threat categories in the:
(a) yellow data book
(b) black data book
(c) blue data book
(d) red data book
4. WWF works in the field of:
(a) wildlife conservation
(b) water conservation
(c) forest conservation
(d) human resource conservation
D. State True or False:
1. Naturally occuring useful materials are called natural resources. …………….
2. Population growth has no effect on depletion of natural resources. ……………
3. Zoo and sanctuaries keep orphaned or sick animal. ………………….
4. Species of plants together are known as flora whereas those of animals are known as fauna. ………….
5. Endemic species are species found in a particular area only. ………………
E. Match the following:
|1. The plants and animals found in a particular area are termed.||a. Species|
|2. A group of population which are capable of interbreeding||b. Flora and fauna|
|3. Provide protection and suitable living conditions to wild animals||c. Endangered animals|
|4. Animals whose numbers are diminishing are known as the||d. Wildlife sanctuaries to a level that they might face extinction|
F. Make a list of various uses of papers. Observe currency notes carefully. Do you find any difference between a currency paper and paper of your notebook? Find out where currency paper is made.
G. Complete the word puzzle:
1. Species which have vanished.
3. Species found only in a particular habitat.
4. Variety of plants, animals and microorganisms found in an area.
1. Species on the verge of extinctiort.
2. A book carrying information about endangered species.
5. Consequence of deforestation.