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8th CBSE
IMPORTANT
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Sea beds have large deposits of silica derived from

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Important Questions on Microorganisms

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8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D
The tangled mass of thread-like structures formed by moulds is called _____.
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8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q D

Fill in the blank with the option given in bracket.

_____ means ‘the first animal’.(Protozoa/ Monera)

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8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q E
Penicillin is obtained from a
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8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q E
Lower plants and plant-like organisms reproduce by producing a single cell encased in a tough membrane. This is called
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8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q E
Sea beds have large deposits of silica derived from
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8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 3 - Microorganisms>Exercises>Q E
Microorganisms living in the roots of peas, grams, and so on, can convert nitrogen of the air to nitrates. These are