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12th West Bengal Board
IMPORTANT
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 The degradation of detritus into simpler inorganic substances by bacterial and fungal enzymes is known as
 

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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 54
The term ecosystem was first used by...
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 55
What is the sequence of species through which the organic molecule pass in a community is called...
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 56
The food chain which the microorganisms break down the energy rich compounds synthesised by producers called....
 
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 57
Out of the following which ecosystem has the highest primary productivity ?
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 1
The branch of science which deals with the interrelationship between vegetative and organic environment is called_____.
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 2
The transfer of food energy from the source of plants through series of organisms with repeated eating and being eaten is known as the_____.
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 3
The cycle which deals with the phenomenon of circulation of carbon compounds within physical and the biological world is called _____.
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 14 - Ecosystem>EXERCISE>Q 4
Generally, an inverted pyramid is noted in _____. (Pyramid of biomass/Pyramid of energy)