Study the bar graph (Fig. 5.1) and answer the following questions(i) Name the state having maximum area under forest cover.(ii) Name the union territory having minimum area under forest cover and give the reason why.
What will happen if plants and animals disappear from the Earth's surface? Can human beings survive under such a situation? Why is biodiversity necessary and why should it be conserved?
(i) Find out from the above newspaper cuttings the main concern highlighted in the given news items.(ii) Collect more information about various endangered species from newspapers and magazines.(iii) Find out various steps taken by the Indian Government to protect them.(iv) Describe how you can contribute to the protection of endangered animals and birds.
Choose the right answer from the four alternatives given below (i) To which one of the following types of vegetation does rubber belong to?(a) Tundra (b) Tidal (c) Himalayan (d) Tropical Evergreen
(ii) Cinchona trees are found in the areas of rainfall more than(a) 100 cm (b) 50 cm (c) 70 cm (d) less than 50 cm
(iii) In which of the following states is the Simlipal Bioreserve located?(a) Punjab (b) Orissa (c) Delhi (d) West Bengal(iv) Which one of the following bioreserves of India is not included in the world network of bioreserve?(a) Manas (b) Nilgiri (c) Gulf of Mannar (d) Nanda Devi.
Answer the following questions briefly(i) Define an ecosystem.(ii) What factors are responsible for the distribution of plants and animals in India?(iii) What is a bioreserve? Give two examples.
(iv) Name two animals having habitat in tropical and montane type of vegetation.
On an outline map of India, label the following.(i) Areas of Evergreen Forests(ii) Areas of Dry Deciduous Forests(iii) Two national parks each in northern, southern, eastern and western parts of the country.
(i) Find some trees in your neighbourhood having medicinal values.(ii) Find ten occupations getting raw material from forests and wild life.(iii) Write a poem or paragraph showing the importance of wild life.(iv) Write the script of a street play giving the importance of tree plantation and try to enact it in your locality.(v) Plant a tree either on your birthday or one of your family member's birthday. Note the growth of the tree and notice in which season it grows faster.