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Chapter 26 - Some Major Ecosystem - 5
1.
Weather refers to short term fluctuation in temperature, humidity, cloud cover, wind and precipitation.
a) True
b) False
2.
Salt water ocean and sea are the largest ecosystem on the earth about 71 % of its surface.
a) False
b) True
3.
The major factors that determines the quantity and type of life in aquatic ecosystem are water and nutrient
a) True
b) False
4.
Light intensity and quality varies with water depth in aquatic ecosystem.
a) False
b) True
5.
The animal of profundal zone are autotrophic in nature
a) False
b) True
6.
The ecosystem present on land is called lithospheric ecosystem.
a) False
b) True
7.
The amount of O
2
and CO
2
in air is much constant and least beneficial for terrestrial ecosystem.
a) True
b) False
8.
The temperate deciduous forests have moderate temperature ranges froms 4
o
C – 80
o
C.
a) True
b) False
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