EASY
9th ICSE
IMPORTANT
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Define ammonification and nitrification.

Important Questions on Economic Importance of Bacteria and Fungi

MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (2 marks questions)>Q 16
A method of preservation was suggested by Louis Pasteur. Which is this method? Explain
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (3 marks questions)>Q 17
The role of bacteria in industries is widespread. Justify.
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (3 marks questions)>Q 18
Write the importance of fungi in chemical and cheese industry.
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (4 marks questions)>Q 19
How do different types of bacteria are related to soil fertility?
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (4 marks questions)>Q 20
Bacteria help in decomposition as well as putrefaction. Explain the role of bacteria with reference to these processes.
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (5 marks questions)>Q 21
Describe the harmful activities of bacteria.
HARD
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (5 marks questions)>Q 22
Fungi are useful as well as harmful for humans. Justify the statement with examples.
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Biology>Chapter 8 - Economic Importance of Bacteria and Fungi>Chapter Exercise (Diagram based question)>Q 23

Observe the diagram and answer the following questions. How can root nodules advantageous for plants?

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