Class IX

Rich sources of Vitamin B are
  1. Liver
  2. fresh liver oils
  3. green leafy vegetables
  4. egg yolk
Renewable natural resources include
  1. air
  2. water
  3. soil
  4. both A and B
Stimuli are also called as
  1. receptors
  2. nerve impulse
  3. biosensors
  4. detectors
Collapse of xylem tissues is prevented through
  1. wide lumen
  2. narrow lumen
  3. lignin deposition
  4. presence of pits
Nutritional anemia means
  1. tiredness
  2. swollen joints
  3. tooth decay
  4. bone deformation
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LKG - 12th

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