Class VII

The tiny pores present in the leaves of the plants for exchange of gases are called _____
  1. Stomata
  2. Tracheae
  3. Chloroplast
  4. Spiracles
Iodine used to detect presence of starch. It gives starcH
  1. red colour
  2. green colour
  3. blue-black colour
  4. colourless appearance
The plant which traps and feeds on insects is:
  1. cuscuta
  2. china rose
  3. pitcher plant
  4. rose
Green plants use which of the following to prepare food?
  1. Carnon DiOxide
  2. Sunlight
  3. Water
  4. All of these
Rhizobium is an example of
  1. Symbiosis
  2. Parasites
  3. Insectivorous
  4. none of these
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