Class 12BiologyStrategies for Enhancement in Food ProductionMix Examples- Strategies for Enhancement in Food Production
MediumThe toxicants which kill the pests on coming in direct contact are known as
- ASurface poisons
- BContact poisons
- CFumigants
- DNone of the above
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Similar Questions
Assertion : Use of fertilizers greatly enhances crop productivity.
Reason : Irrigation is very important in increasing crop productivity.
Reason : Irrigation is very important in increasing crop productivity.
MediumAIIMS 2003
View SolutionChoose the correct pair.
Easy
View SolutionSelect the mismatched pair from the following:
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View SolutionMatch the following columns:
Column-$I$ (Crop) Column-$II$ (Variety) Column-$III$ (Resistance to Disease) $P$. Wheat $I$. Pusa Swarnim $W$. White rust $Q$. Brassica $II$. Pusa Komal $X$. $CMV, TMV$ and Leaf curl $R$. Cowpea $III$. Himgiri $Y$. Bacterial blight $S$. Chilli $IV$. Pusa Sadabahar $Z$. Leaf and stripe rust
| Column-$I$ (Crop) | Column-$II$ (Variety) | Column-$III$ (Resistance to Disease) |
|---|---|---|
| $P$. Wheat | $I$. Pusa Swarnim | $W$. White rust |
| $Q$. Brassica | $II$. Pusa Komal | $X$. $CMV, TMV$ and Leaf curl |
| $R$. Cowpea | $III$. Himgiri | $Y$. Bacterial blight |
| $S$. Chilli | $IV$. Pusa Sadabahar | $Z$. Leaf and stripe rust |
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View SolutionWhat is the practice of alternating leguminous crops with forage crops to improve soil structure and fertility called?
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