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12th West Bengal Board
IMPORTANT
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Trichoderma species are beneficial as

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Important Questions on Microbes in Human Welfare

EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 46
What is VAM?
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 47
The thurioside, a proteinaceous toxin, obtained from-
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 48
Which one of the following is the best fertilizer?
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 49
Sewage treatment is done only by
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 50
Green plants can fix nitrogen by the bacteria —
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 1
Microscopic organisms which are not visible in our naked eye are called _____. (Parasites/ Microbes/ Predators)
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 2
A kind of protein is infectious agents called _____ also act as microbes.
EASY
12th West Bengal Board
IMPORTANT
A TEXT BOOK OF BIOLOGY CLASS 12>Chapter 11 - Microbes in Human Welfare>EXERCISE>Q 3
For the preparation of Roquefort cheese the fungus _____ is essential.