EASY
12th West Bengal Board
IMPORTANT
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When some food chains are interconnected with each other, then they are called

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Important Questions on Ecosystem

EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 12
In a bare rock which one of the following organisms first colonise _____.
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 13
In which type of succession lichen forms the primary vegetation ?
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 14
Ecological succession on sand is called:
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 15
Climate dependent last stable community succession is _____.
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 16
Who developed ecological pyramids ?
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 17
In an ecosystem the graphic representation of biomass the relationship between the producers and consumers in an ecosystem is called...
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 18
In an aquatic ecosystem, the pyramid of number is
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 19
Pyramid of number deals with the number of.....