21. Which of the following belongs to the family of fishes:
(a) Starfish
(b) Silverfish
(c) Cuttlefish
(d) Shark
22. Change of the colour of the skin is observed in:
(a) Prawn
(b) Starfish
(c) Chameleon
(d) Shark
23. Pearls are formed inside:
(a) Squids
(b) Oysters
(c) Snails
(d) Molluses
24. Two punctures will appear on the part bitten by a:
(a) Bee
(b) Wasp
(c) Scorpion
(d) Poisonous snake
25. The organism in which RNA is the genetic material is:
(a) Rabies virus
(b) Staphylococcus
(c) Plasmodium
(d) Tobacco mosaic virus
26. Vitamin C deficient diet produces no deficiency symptoms in:
(a) Monkey
(b) Dog
(c) Man
(d) Guinea pig
27. The function of tongue in snakes is to:
(a) Taste the food
(b) Smell the food
(c) Catch the food
(d) Detect the food
28. In herbivorous mammals, cellulose is digested in:
(a) Ileum
(b) Colon
(c) Caecum
(d) Rectum
29. Which of the following is a non-poisonous snake?
(a) Krait
(b) Python
(c) Naja
(d) Viper
30. Which of the following animals stores water in the intestine?
(a) Zebra
(b) Camel
(c) Moloch
(d) Uromastix