A. Fill in the blanks.
1. Tropical Evergreen forests remain green throughout the year.
2. Deciduous forests have trees that shed their leaves in the dry season.
3. Areas with thorny vegetation have very few trees.
4. Mountain vegetation has small shrubs and flowering plants growing just below the snowline.
5. Mangrove trees have roots that grow above and below water.
B. Write true or false.
1. The Western Ghats have montane footrests. [F]
2. Babul trees and date palms are found in deciduous forests. [F]
3. Mahogany is an evergreen tree. [T]
4. Thorny scrub vegetation can survive on little water. [T]
5. Mangrove trees have soft wood. [F]
C. Match the following.
=
|
A |
B |
|---|---|
|
1. Rosewood |
a. scrub. [5] |
|
2. Deodar |
b. mangrove. [3] |
|
3. Sundari |
c. tropical evergreen. [1] |
|
4.Teak |
d. mountain. [2] |
|
5. Keekar |
e. deciduous. [4] |
D. Answer the following questions.
1. What is natural vegetation?
= Natural vegetation means the plants and trees growing naturally in an area - they are not planted or grown by people.
2. Write two features of tropical evergreen forests.
= Two features of tropical evergreen forests are -
i) These forests are green throughout the year because all the trees do not shed their leaves at the same time.
ii) The trees in these forests are tall and very leafy.
3. What are deciduous forests?
= Deciduous forests are also called monsoon forests. They have trees that shed their leaves every year in the dry seasons. Teak, sal, mahua, semul and sandalwood(found in Karnataka) are examples of deciduous trees.
These forests are found in Bihar, Madhya Pradesh. Odisha, Uttar Pradesh, Andhra Pradesh, Telengana and Tamil Nadu.
4. Name two areas in India where thorn forests grow.
= Two areas in India where the thorn forest grow are - Rajasthan and Gujarat.
5. What do you know about mountain forests?
= Vegetation in the mountain depends on the altitude. In the snow-covered Himalayan region, there is no vegetation at all. Between the snowline and about 3,000 metres above the sea-level, there are small shrubs and flowering plants. At a lower altitude, there are coniferous forests. Conifers are tall trees with needle-like leaves and woody cones that contain their seeds.
6. Which forest area in India is a UNESCO World Heritage Site?
= The Sundarbans area in India is a UNESCO World Heritage Site.
7. Name two programmes that work towards afforestation in India.
= Two programmes that work towards afforestation in India are -
i) National Afforestation Programme(NAP).
ii) The Van Mahotsav(forest festival).