EASY
12th West Bengal Board
IMPORTANT
Earn 100

Which one of the following is a sedimentary nutrient cycle?

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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 6
An ecosystem may be defined as
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 7
In a food chain herbivores form the
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 8
Which one is the driving force of ecosystem?
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 9
The organisms attached with or resting on the bottom or living in the bottom sediments called...
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 10
Energy flow is
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 11
When some food chains are interconnected with each other, then they are called
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 ?