Class XI

 Transport and utilization of absorbed food is called as
  1. Deamination
  2. Defaecation
  3. Assimilation
  4. Egestion
Embryo forms the
  1. Plumule
  2. Radical
  3. Cotyledons
  4. All three
Pulmonary veins carry blood from lungs to
  1. Left atrium
  2. Right atrium
  3. Left ventricle
  4. Right ventricle
Sensory neuron is not needed in
  1. Voluntary action
  2. Conditioned reflex action
  3. Unconditioned reflex action
  4. Touch and taste
 Process by which harmful substances are added to environment is called as
  1. Silting
  2. Pollution
  3. Desertification
  4. Flooding
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