(i) What are the four main categories of natural vegetation?
(a) Deserts, grasslands, wetlands, and tundra
(b) Forests, grasslands, deserts, and tundra
(c) Rainforests, meadows, marshes, and shrublands
(d) Deciduous, evergreen, coniferous, and temperate
Ans: (b)
The four main categories of natural vegetation are forests, grasslands, deserts, and tundra.
(ii) Where are tropical evergreen forests primarily located?
(a) North America
(b) Europe
(c) Equatorial and tropical regions
(d) Polar regions
Ans: (c)
Tropical evergreen forests are primarily found in equatorial and tropical regions.
(iii) Which type of forest experiences seasonal changes in leaf shedding?
(a) Tropical evergreen forests
(b) Tropical deciduous forests
(c) Temperate evergreen forests
(d) Coniferous forests
Ans: (b)
Tropical deciduous forests experience seasonal changes in leaf shedding.
(iv) What is the main characteristic of desert vegetation that helps plants survive in harsh conditions?
(a) Large leaves
(b) Deep roots
(c) Bright flowers
(d) Short stems
Ans: (b)
In desert regions, some plants have deep roots that spread out or dig deep for water, which is their adaptation to survive in the harsh conditions.
(v) In which regions can you find temperate evergreen forests, and what kind of climate do they experience?
(a) Polar regions with extreme cold
(b) Deserts with scorching heat
(c) Temperate areas with cool climate and heavy rainfall
(d) Rainforests with high humidity
Ans: (c)
Temperate evergreen forests are found in temperate areas along the coasts with a cool climate and heavy year-round rainfall.
(i) The ________ main categories of natural vegetation are forests, grasslands, deserts, and tundra.
Ans: four
(ii) Tropical evergreen forests are found in equatorial and tropical regions, such as the ________ and India.
Ans: Amazon
(iii) Temperate deciduous forests have distinct seasons, and the leaves change color and fall during ________.
Ans: autumn
(iv) Desert vegetation often includes thorny or small-leaved plants that adapt to harsh conditions with deep roots and ________ stems.
Ans: thick
(v) In temperate grasslands, animals like bison, wild buffaloes, antelopes, and hyenas are commonly found, and they experience extremes of temperature with hot summers and cold ________.
Ans: winters
Match the items in Column A with their corresponding items in Column B.
Ans:
(i) True or False: Desert vegetation includes plants with large leaves for water conservation.
Ans: False
Desert vegetation often includes thorny or small-leaved plants, not large-leaved ones.
(ii) Temperate deciduous forests have a warm climate throughout the year.
Ans: False
Temperate deciduous forests experience a cool climate with distinct seasons.
(iii) Tropical grasslands are generally dry, with minimal rainfall.
Ans: False
Tropical grasslands are in areas of moderate to low rainfall, not dry regions.
(iv) Coniferous forests are mainly found in the tropical regions.
Ans: False
Coniferous forests are mainly found in the sub-polar belt and high altitudes.
(v) Tundra vegetation grows year-round, even during harsh winters.
Ans: False
Tundra vegetation grows only during the short summers and is covered with snow and ice during winter.
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