Science H.W(10/4/17)

Writing: Answer the following questions in the NB.

  1. Where does the synthesis of food in a plant usually take place?
  2. Name the green pigment present in the leaves of a plant.
  3. Name three plant nutrients commonly present in fertilisers and manures.
  4. Name the bacteria, which convert nitrogen gas into nitrogenous compounds.
  5. What types of plants have Rhizobium bacteria in their root nodules?
  6. Define transpiration.
  7. What is the function of guard cells in a stoma?

[Time: 25 minutes                   MI: Verbal                 RBT: Application]

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