Chapter 15 : Nutrition in Man - Frank Solutions for Class 9 Biology ICSE
Chapter 15 - Nutrition in Man Exercise 138
(b) Omnivores are animals that feed on both animals and plants. Example - crows, certain bears.
(c) Scavenger is any animal that feeds on refuse and other decaying organic matter. Example - vultures, dung beetle.
(a) Autotrophs and Heterotrophs
(b) Herbivore and Carnivore
(c) Assimilation and Absorption
(a) Disease caused by the deficiency of vitamin A.
(b) A macromolecule formed by the linkage of thousands of amino acids.
(c) Anti-rickets vitamin.
(d) Insect-eating organism.
(c) Vitamin D
(a) Rickets is caused by the deficiency of iodine.
(b) Vitamin B is water soluble.
(c) Carbohydrate and fats are the main energy yielding foods.
(d) Kwashiorkor is the disease caused by deficiency of iron (Fe).
(e) Citrus fruits are the best source of vitamin C.
Chapter 15 - Nutrition in Man Exercise 139
(i) Water acts as solvent for many organic and inorganic compounds
(ii) Water facilitates the movement of food materials, waste products and other chemical substances in the cytoplasm and circulatory process.
(iii) It plays an important role in regulating body temperature and osmotic pressure of the body fluids.
(iv) Water serves as good medium for various metabolic reactions.
(a) Carbohydrates and fats are ______ yielding food.
(b) Animal starch stored in the muscle and liver is ______.
(c) Fats are compounds of ______ and ______.
(d) ______ and ______ are examples of disaccharides.
(c) fatty acid, glycerol
(d) sucrose, maltose
(b) Saprozoic nutrition refers to nutrition in which animals feed on dead or decaying matter.
(c) Vitamins are organic compounds regularly required in minute quantities in the diet for normal metabolism, health and growth.
(d) Vitamin A
(d) Yellow and green vegetables
(b) Marasmus is a form of prolonged protein energy malnutrition. It affects infants under one year of age. The symptoms of Marasmus include irreversible muscle degeneration, dry, wrinkled skin, prominent ribs and thin legs.
(b) Deficiency of iodine leads to goitre.
(i) Daily requirement of carbohydrate by an adult is
(a) 500 gm
(b) 50 gm
(c) 150 gm
(d) 250 gm
(ii) Marasmus is due to the deficiency of
(a) vitamin C
(iii) To get sufficient carbohydrate, one should take
(iv) Which one of the following is the best source for vitamin A?
(v) Fat soluble vitamins are
(a) A, D and E
(b) B, C and D
(c) B, D and E
(d) A, B and C
(vi) Vitamin essential for food clotting is
(vii) Which one is body-building material?
(a) Mineral matter
(viii) Ascorbic acid is vitamin
(ii) (d) food
(iii) (b) rice
(iv) (b) Carrot
(v) (a) A, D and E
(vi) (d) K
(vii) (c) Protein
(viii) (a) C
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