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Subjects
Science CBSE
Class 10
Our environment
Textbook questions
5.
Multiple choice questions V
Exercise condition:
2
m.
1
.
Organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic level constitute the
food chain
ecological pyramid
ecosystem
food web
2
.
Flow of energy in an ecosystem is always
multi directional
unidirectional
bidirectional
no specific direction
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