Class IX

C12H22O11 is general formula of
  1. monosaccharide
  2. polysaccharides
  3. disaccharides
  4. trisaccharide
Physical digestion means the
  1. mechanical breakup of food
  2. cellular breakup of food
  3. chewing up of food
  4. mechanical breakdown of food into smaller pieces
Minerals do not include
  1. iodine
  2. calcium
  3. sodium
  4. iron
General feeling of irritability and tiredness may be due to lack of
  1. proteins
  2. carbohydrates
  3. fats
  4. vitamins
Secondary consumers are
  1. plants
  2. herbivores
  3. carnivores
  4. omnivores
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