Integrated Guidance Programme of General Studies for IAS
(Pre) - 2013
Subject - General Science
Chapter : Photosynthesis
1. Consider the following statements:
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Plants are the only photosynthetic organisms to have leaves.
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Not all plants have leaves.
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A leaf may be viewed as a solar collector.
Which of the above statements is/are correct?
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1 & 2 only
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2 & 3 only
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3 only
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All of the above
2. Consider the following statements:
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A pigment is any substance that absorbs light.
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The color of pigment comes from the wavelength of light reflected.
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Black pigments absorb all wavelengths that strike them.
Which of the above statements is/are false?
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1 & 2 only
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2 & 3 only
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None of the above
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3 only
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