Prions and the application of microbes — task. Science State Board, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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In the given exercise, an assertion is followed by the corresponding reason. Mark the suitable answer from the given options:

Assertion:	Chemical pesticides and insecticides kill both harmful and beneficial organisms.
Reason:	Biocontrol means using biological methods for controlling plant diseases and pests.

Both assertion and reason are correct, but reason is not the correct explanation of assertion.
Both assertion and reason are correct and reason is the correct explanation of assertion.
Assertion is correct but reason is false.
Assertion is false, but reason is correct.

Assertion:	Aspergillus niger is a type of bacteria.
Reason:	Aspergillus niger produce organic acids.

Assertion is correct but reason is false.
Both assertion and reason are correct, but reason is not the correct explanation of assertion.
Both assertion and reason are correct and reason is the correct explanation of assertion.
Assertion is false, but reason is correct.

Did you find an error?

23. Prions and the application of microbes