2. (a)Despite favorable climatic conditions, a farmer’s crop failed to give a good yield. Give the possible reasons for this.
(b)What is the right time to spray weedicides?

A farmer’s crop failed to give a good yield due to the following reasons.

1) Nutrients are not sufficient for the crop or nutrients are present in very high amount in the soil which causes toxicity.

2) If proper irrigation is not applied to the field.

3) If the seeds are not of good quality, the yield is also reduced.

The right time to spray weedicides are 30 to 40 days after sowing.

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it's the cell cycle, but cytokines is when the cell divides.

theres 3 stages interphase,mitosis,and cytokines.

interphase prepares the cell for division.

mitosis is the process of dividing the cell,it has 4 parts interphase,anaphase,metaphase,and telophase.

lastly there's cytokines,that's when the cell divides into 2 daughter cells