1. Consider the following statements.
(i) Plants are the only photosynthetic organisms to have leaves.
(ii) Not all plants have leaves.
(iii) A leaf may be viewed as a solar collector.

Which of the above are true?
a) i & ii
b) ii&iii
c) iii only
d) All of the above

2. Consider the following statements.
(i) A pigment is any substance that absolves light.
(ii) The color of pigment cones have wavelength of light effected.
(iii) Black pigments absorve all wavelengths that strike them.

Which of the above are false?
a) i & ii
b) ii&iii
c) None of the above
d) iii only

3. Consider the following statements.
(i) Accessory pigments absorve energy that chlorophyll does not absrove.
(ii) All photosynthetic organisms have chlorophyll
(iii) Chlorophyll absorve energy from violet, blue & red orange radiation.

Which of the above are correct?
a) i & ii
b) ii&iii
c) iii& i
d) All of the above

© UPSCPORTAL.COM