Fish like $Gambusia$ are introduced in ponds to control mosquitoes because they:
- Aeat adult mosquitoes and destroy them.
- Beat mosquito larvae and destroy them.
- Ceat filarial worms present in the water and destroy them.
- Deat algae present in the water and reduce mosquito infestation.
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Similar Questions
Match the following biopesticides with their respective plant or microbial sources and select the correct option.
List-$I$ List-$II$ $(a)$ Rotenone $(1)$ Derris elliptica $(b)$ Nimbin $(2)$ Azadirachta indica $(c)$ Pyrethrum $(3)$ Chrysanthemum cinerariifolium $(d)$ Thurioside $(4)$ Bacillus thuringiensis
| List-$I$ | List-$II$ |
| $(a)$ Rotenone | $(1)$ Derris elliptica |
| $(b)$ Nimbin | $(2)$ Azadirachta indica |
| $(c)$ Pyrethrum | $(3)$ Chrysanthemum cinerariifolium |
| $(d)$ Thurioside | $(4)$ Bacillus thuringiensis |
Medium
View SolutionWhy is $Trichoderma$ fungus used?
Carbamates used as fungicides are
Easy
View SolutionRotenone is a
Easy
View SolutionWhich of the following is a microbial insecticide?
MediumAIIMS 1997
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