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What do you mean by concentrated organic manure?

Important Questions on Challenges in Improving Agricultural Products

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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
What is manure? State two advantages of using manure. How is green manure different from ordinary manure?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Explain the mechanism of compost formation.
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production

Enlist the importance of Vermicomposting.

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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Describe the process of Farm Yard Manure (FYM)? How it is prepare?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Find out the correct statement about manure:
(i) It contains large quantities of organic matter and small quantities of synthetic nutrients.
(ii) It increases the water holding capacity of sandy soil.
(iii) It helps in draining out excess of water from clayey soil.
(iv) Its excessive use pollutes environment because it is made of animal excretory waste.
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Compare the use of manures and fertilizers in maintaining soil fertility.
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Differentiate between manures and fertilizers.
EASY
Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
What are manures? What are the functions of manures?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Explain what will happen if in a cultivated field only manures are supplied and in another field only fertilizers are supplied, keeping all other conditions similar.
EASY
Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Why some plants like sun hemp or guar are grown and mulched by ploughing into the soil before sowing of the crop seeds?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
What is “green manure”?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Define vermicompost.
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Write down two advantages of fertilizer over manure.
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
State two advantages and disadvantages of manures.
EASY
Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Enlist two functions of manures.
EASY
Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
What are advantages of using manure?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
What are the differences between manures and fertilizers?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
How do manures and fertilizers help in maintaining soil fertility?
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Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
What is green manuring? Give suitable examples of green manures.
EASY
Science>Biology>Challenges in Improving Agricultural Products>Methods of Increasing Food Production
Arrange the following statements in the correct sequence of preparation of green manure:
(a) Green plants are decomposed in soil.
(b) Green plants are cultivated for preparing manure or crop plant parts are used.
(c) Plants are ploughed and mixed into the soil.
(d) After decomposition, it becomes green manure.