TEXT QUESTIONS :
Choose the correct alternative :
1. To which one of the following types of vegetation does rubber belong to ?
a) Tundra
b) Tidal
c) Himalayan
d) Tropical Evergreen
2. In which of the following state is the Similipal bio-reserve located ?
a) Punjab
b) Delhi
c) Orissa
d) West Bengal
3. Which forests are found between the heights of 1000 and 2000 meters ?
a) Wet temperate
b) Thorn
c) Dry temperate
d) Grasslands
4. Mangrove forests are found in which parts ?
a) Deltas
b) Deserts
c) Shayadri
d) Himalayas
5. Which forests are found in the eastern parts of the country ?
a) Wet Deciduous
b) Dry Deciduous
c) Thorny
d) Temperate Hardwood
6. Which forests are found in the dry areas of Gujarat, Rajasthan and Haryana .
a) Dry Deciduous
b) Grasslands
c) Thorny
d) Mangroves .
Ans :
1. d) Tropical Evergreen 2. c) Orissa 3. a) Wet temperate
4. a) Deltas 5. a) Wet Deciduous 6. c) Thorny .
Answer the following in brief :
1. What is an ecosystem ?
Ans: An ecosystem is a biological environment consisting of all the organisms living in a particular area, as well as all the non-living, physical components of the environment with which the organisms interact, such as air, soil, water and sunlight .
2. What is ecology ?
Ans: Ecology is the study of organisms in relation to the surrounding in which they live .
3. What is a biome ?
Ans: A biome is a large geographical area that has certain types of plants and animals. It is the complex interactions of plants and animals with the climate, geology, soil types, water resources, and latitude of an area .
4. What factors influence plant and animal diversity in India ?
Ans: Factors influencing plant and animal diversity :
The physical characteristics of plant life like its size, shape, height, leaf type etc are greatly influenced by the natural factors like relief, soils, temperature, sunlight, and precipitation .
5. Why is India a mega diversity nation ?
Ans: The diverse climatic condition includes the cold in the Himalayas to the hot and humid climate in the south. This has given rise to a variety of plant life ranging from wet ever green forests, dry deciduous forests to the thorny forests. Such diverse conditions support a variety of plant and animal life and thus make India a mega diversity nation .