Class XI

 If fatty material is deposited in inner side of artery, condition is called as
  1. Arteriosclerosis
  2. Atherosclerosis
  3. Heart attack
  4. Thrombosis
Energy released as heat to environment
  1. returns to same system
  2. returns to same organisms that produced it
  3. is non-cyclical in nature
  4. is converted to light
Kinds of tissues making up stomach are
  1. 2
  2. 4
  3. 3
  4. 1
Purpose of vasodilation and vasoconstriction is to
  1. Release enzymes
  2. Regulate body temperature
  3. Secrete more bile
  4. Help liver to detoxify benzoic acid
 Enzymes vital for aerobic respiration (with O2) are found in
  1. Platelets
  2. Centriole
  3. Nucleus
  4. Mitochondria
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