EASY
8th CBSE
IMPORTANT
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What do you mean by communicable diseases?

Important Questions on Micro-Organisms: Friend and Foe

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q 5

What is Lactobacillus?

EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q 6

What is food preservation?

MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q 7

What is nitrogen cycle?

HARD
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q I

Fill the different phases of a nitrogen cycle in the chart given below.

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MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q II

Fill in the names of some food preservatives in the figure below:
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EASY
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q III

Fill in the names of some diseases caused by viruses in the figure below.

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MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q 1
Why do mangoes rot but mango pickles do not?
MEDIUM
8th CBSE
IMPORTANT
Study Mate Science Class 8>Chapter 2 - Micro-Organisms: Friend and Foe>NUT Cracker>Q 2

Where do microorganisms live?