Practice Microbes as Biofertilisers - 8.6 | 8. MICROBES IN HUMAN WELFARE | CBSE Grade-12 Biology
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Microbes as Biofertilisers

8.6 - Microbes as Biofertilisers

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What are biofertilisers?

💡 Hint: Think about natural organisms enriching soil.

Question 2 Easy

Name one bacteria that acts as a biofertiliser.

💡 Hint: Consider bacteria associated with legumes.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What role do Rhizobium bacteria play in agriculture?

A. They decompose soil.
B. They fix atmospheric nitrogen.
C. They increase soil acidity.

💡 Hint: Think about the relationship between bacteria and legumes.

Question 2

Are biofertilisers harmful to the environment?

True
False

💡 Hint: Consider environmental impacts of different fertilizers.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Evaluate the advantages and disadvantages of using biofertilisers compared to chemical fertilisers in sustainable agriculture.

💡 Hint: Think about environmental impact, effectiveness, and sustainability.

Challenge 2 Hard

Propose a research project to investigate the effectiveness of various biofertilisers on crop yield in organic farming.

💡 Hint: Consider focusing on a specific crop and measurable results.

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