Biology
Grade-7
Easy
Question
Chemicals that kill insects that destroy crops are called ________________.
- Fertilizers
- Insecticides
- Herbicides
- Biofertilizers
Hint:
Insecticide are used to control insects that destroys crops
The correct answer is: Insecticides
Insecticide are the chemical that destroys insect
These are used to control pest that infest the cultivated plants
It eliminate disease-carrying insects in a particular area
Related Questions to study
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Plants take in water with the help of their _________.
- Leaves
- Stem
- Roots
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Plants take in water with the help of their _________.
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In _________ pollination, the resulting progeny have lower disease immunity.
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Only a limited number of flowers undergo ___________ pollination, and they are characterized by having small, odorless, greenish blossoms.
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The female reproductive portion of a flower, the _____________, is very large, sticky, and feathered to reach fully outside the bloom.
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Humans perform artificial pollination, which is called anemophily.
- True
- False
Humans perform artificial pollination, which is called anemophily.
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- True
- False
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The male reproductive parts of anemophilous flowers tend to produce a very less quantity of pollen.
- True
- False
The male reproductive parts of anemophilous flowers tend to produce a very less quantity of pollen.
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Pick the odd one out.
- Wind
- Fire
- Animals
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Pick the odd one out.
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Pick the odd one out.
- Pistil
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Pick the odd one out.
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Pick the odd one out.
- Style
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- Anther
Pick the odd one out.
BiologyGrade-7
- Style
- Stigma
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- Anther
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Pick the odd one out.
Pick the odd one out.
BiologyGrade-7