2. Which part of the plant gets carbon dioxide from the air for photosynthesis.

  1. root hair
  2. stomata
  3. leaf veins
  4. sepals

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3. Plants take carbon dioxide from the atmosphere mainly through their:

  1. roots
  2. stem
  3. flowers
  4. leaves

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6. Water absorption through roots can be increased by keeping the plants

  1. in the shade
  2. in dim light
  3. under the fan
  4. covered with a polythene bag

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8. The process of fusion of the male and the female gametes is called

  1. fertilisation
  2. pollination
  3. reproduction
  4. seed formation

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