Botany General knowledge Questions

DIRECTIONS : Objective Question on General Science.
31. Which one of the following is not an essential micronutrient for plants?
  A.  Boron
  B.  Zinc
  C.  Copper
  D.  Sodium
32. Photosynthesis using the invisible part of the sunlight is done by
  A.  Fungi
  B.  Bacteria
  C.  Trees
  D.  Algae
33. Which of the following is a good source of protein?
  A.  Soya bean
  B.  Pea
  C.  Pigeon Pea
  D.  Black Gram
34. The device to measure transpiration in plants is
  A.  Clinometers
  B.  Crescometer
  C.  Hygrometer
  D.  Photometer
35. The litmus paper utilized in the chemical laboratories is made of
  A.  Lichen
  B.  Fungi
  C.  Algae
  D.  Fern
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