Please wait...
1800-212-7858 (Toll Free)
9:00am - 8:00pm IST all days

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this toll free number

022-62211530

Mon to Sat - 11 AM to 8 PM

Ask Crop Improvement question free ×
  • CBSE×
  • Class 9×
  • Biology×
  • Improvement In Food Resources×
  • Crop Improvement×

Crop Improvement Free Doubts and Solutions

CBSE - IX - Biology - Improvement in Food Resources

raw mango pieces are sprinkled with salt before pickling  

Asked by kumarkannad15 25th March 2018, 12:46 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

Crop test question?

Asked by Krishna Kumar Yadav 10th October 2017, 6:08 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

why are dwarf cereal crop prefered over tall cereal crops?

Asked by Nikhilesh 9th June 2017, 2:45 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

What are the biotic and abiotic factors needed for crop yield?

Asked by Topperlearning User 17th June 2016, 6:46 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

a ripened ovary is a fruit, then why not brinjal,tomato????????

Asked by ak47durai 9th May 2016, 1:34 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

Enlist some factors for which variety improvement is done in plants.

Asked by Topperlearning User 27th April 2016, 7:00 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

What are the advantages of organic farming?

Asked by Topperlearning User 27th April 2016, 6:57 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

State one importance of photo period in agriculture.

Asked by Topperlearning User 27th April 2016, 6:57 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

How are cultivation practices and crop yield related to weather? Describe any three factors for which variety improvement is done.

Asked by Topperlearning User 27th April 2016, 6:57 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

What is vermicompost?

Asked by Topperlearning User 27th April 2016, 6:55 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

What is 'green manuring'? List any two commonly used green manure crops and name two macronutrients provided by green manure.

Asked by Topperlearning User 23rd March 2016, 10:00 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

kindly assist.

Asked by Kanhaiya 16th September 2015, 8:19 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

In which field do organic farming belong to?

Asked by rajnisinha93 6th September 2014, 7:38 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

how much time food stays in our stomach

Asked by kaushal_012 11th August 2014, 4:40 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

Explain briefly two ways which are used to improve crop varieties.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

(a) What are pesticides? (b) Why excessive use of pesticides not advisable? (c) Name two preventive measures against pests.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

List any three ways by which the insect pests attack the plants.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

What is manure? How is it prepared? State its role in changing the quality of soil of a field having excess of: (i) Sand (ii) Clay

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

What is meant by the term 'green manure'? State its role in agriculture.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

Compare fertilizers and manures.

Asked by Topperlearning User 4th June 2014, 1:23 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

Define manures. What are its three different kinds? State two limitations of manures.

Asked by Topperlearning User 16th August 2013, 1:05 AM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!

CBSE - IX - Biology - Improvement in Food Resources

what is the basic need of improving agriculture

Asked by aakash 11th March 2008, 6:28 PM
Answered by Expert

Answer this question

×
Your answer has been posted successfully!