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Biocontrol agents such as dragonflies, Bacillus thuringiensis and baculoviruses are used to get rid of aphids, mosquitoes, and other insects.
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Important Questions on Microbes in Human Welfare
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Match the following columns and select the correct option:
| Column | column | ||
| (a) |
Dragonflies |
(i) | Biocontrol agents of several plant pathogens |
| (b) | Bacillus thuringiensis |
(ii) | Get rid of Aphids and mosquitoes |
| (c) | Glomus | (iii) | Narrow spectrum insecticidal applications |
| (d) | Baculoviruses | (iv) | Biocontrol agents of lepidopteran plant pests |
| (v) | Absorb phosphorus from soil | ||
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Which of the following are the measures that should be taken to protect pollinators?
I. Reducing the level of pesticides used in and around your home.
II. Encourage building butterfly gardens, and bee boards.
III. Discourage the creation of your own pollinator-friendly garden.
IV. Not to support agriculture enterprises that avoid pesticide use.
The correct combination is:
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I) Blue-green algae add organic matter to the soil and increase fertility
II) Fungal symbiont of Mycorrhiza facilitates absorption of nitrogen
III) Baculoviruses are not desirable in the IPM program
IV) Azospirillum and Azatobacter are free-living in the air
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Give the biological names of the following:
The fungus is being developed as a bio-control agent.
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