Multiple choice

Consider the following facts:

  1. Chloroplast is an organelle which contains the green pigment called chlorophyll.
  2. Chlorophyll is involved in the formation of oxygen from carbon dioxide during photosynthesis.
  3. Chloroplast is also present in roots of plants.

Which of the given facts is/are incorrect?

  1. Only (2)

  2. Only (3)

  3. Only (2) and (3)

  4. Only (1) and (3)
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

(1) Chloroplast is a plant cell organelle that contains the green coloured pigment called chlorophyll.

(2) Chlorophyll is a green pigment which helps the plant trap solar energy. This energy helps to convert carbon dioxide and water into oxygen. (3) Chloroplast is absent in root cells. The root cells contain chromoplast containing xanthophyll pigment.

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