Assertion :In short day plant, day length should be less than critical day length. Reason: Long night should be continuous.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.

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Assertion is correct but Reason is incorrect.

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Assertion is incorrect but Reason is correct.

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
Short Day Plants are the plants which flourish when the duration of daytime is shorter. Thus, obviously the nights should be longer.

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Assertion :In short day plant, day length should be less than critical day length. Reason: Long night should be continuous.

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.Short Day Plants are the plants which flourish when the duration of daytime is shorter. Thus, obviously the nights should be longer.

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
Short Day Plants are the plants which flourish when the duration of daytime is shorter. Thus, obviously the nights should be longer.