Class XI

Sexual reproduction is by copulation of male and female followed by embryological development is characteristic feature of
  1. Plantae
  2. Mucor
  3. Fungi
  4. Animalia
The genetic material of virus is
  1. Only DNA
  2. Either DNA or RNA
  3. Both DNA and RNA
  4. Only RNA
When a fresh water protozoan is placed in marine water
  1. The contractile vacuole disappear
  2. Number of contractile vacuole increases
  3. The contractile vacuole increase in size
  4. The contractile vacuole remain same
Plants complete their life cycle in two phase, saprophytic and gametophytic which occurs alternately called
  1. Change in phases
  2. Alternation of generation
  3. None of these
  4. Alternation of diploid and haploid
In fungus, food reserves is
  1. Lipid
  2. Phosphoglceride
  3. Glucose and fat
  4. Glycogen and fat
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