Mention the importance of bio-fertilisers.

Important Questions on Microbes in Human Welfare in Our Everyday Life

EASY

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 14 - Microbes in Human Welfare in Our Everyday Life>EXERCISE>Q 8

Write about ectotrophic mycorrhiza.

EASY

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 14 - Microbes in Human Welfare in Our Everyday Life>EXERCISE>Q 9

Write about endotrophic mycorrhiza.

EASY

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 14 - Microbes in Human Welfare in Our Everyday Life>EXERCISE>Q 10

Mention the importance of mycorrhiza in relation to plants.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 14 - Microbes in Human Welfare in Our Everyday Life>EXERCISE>Q 1

Write about the role of microbes in biocontrol agents.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 14 - Microbes in Human Welfare in Our Everyday Life>EXERCISE>Q 2

Define bio-fertilisers? What is microphos? What is azotobactrin?