MCQ_SINGLE

In a solar system, the time-period of revolution of a planet tracing a circular orbit of radius R is proportional to:

MCQ_SINGLE

Among the following, the compound having conjugated double bonds is

MCQ_SINGLE

Which of the following is not evidence for evolution?

MCQ_SINGLE

Given below are two statements: Statement I: In gymnosperms, the male and female gametophytes remain within the sporangia. Statement II: In gymnosperms, seeds are not covered. In the light of the above statements, choose the most appropriate answer from the options given below:

MCQ_SINGLE

Select the correct sequence of experiments that led to a gradual understanding of photosynthesis in green plants.

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