Class 12BiologyStrategies for Enhancement in Food ProductionMix Examples- Strategies for Enhancement in Food Production
MediumWhat is the primary objective of crop rotation?
- ATo increase soil fertility
- BTo decrease soil fertility
- CTo prevent soil erosion
- DTo prevent water erosion
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Similar Questions
Which of the following is an incorrect pair regarding the major dairies of Gujarat?
Easy
View Solution$A$ large number of approximately $\ldots \ldots$ people suffer from hidden hunger—deficiencies of micronutrients,protein,and vitamins.
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View SolutionWhich one of the following is a disease of poultry?
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View SolutionConsider the following statements:
$I$. Solid stem in wheat exhibits non-preference by stem sawfly.
$II$. In cotton,smooth leaf and absence of nectar repel bollworms.
$III$. In maize,high aspartic acid,low nitrogen and sugar content protect them from stem borers.
Which of the statements given above are correct?
$I$. Solid stem in wheat exhibits non-preference by stem sawfly.
$II$. In cotton,smooth leaf and absence of nectar repel bollworms.
$III$. In maize,high aspartic acid,low nitrogen and sugar content protect them from stem borers.
Which of the statements given above are correct?
Medium
View Solution$S$ - Statement: Fisheries are an important industry in India.
$R$ - Reason: India has a large number of fishermen.
$R$ - Reason: India has a large number of fishermen.
Medium
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