ZOOLOGY

1. Arthropods of Commercial importance are

a. Palaemon and Oryct b. Palaemon and Leptocorisa

c. Palaemon and Penaeus d. Palaemon’and Sarcoptes

2. The secretion of .... forms a protective case around the fertilized eggs of Cockroach.

a. Conglobate gland b. Collateral gland c. Mushroom gland d. Genital pouch

3. Pick out the insect which helps in cross pollination?

a. Honeybees b. Lepsima c. Mosquito d. Housefly

4. Out of the nine pairs of fused ganglia of Cockroach

a. Two are thoracic and the rest abdominal b. Four thoracic and rest abdominal

c. Three thoracic and rest abdominal d. Four abdominal and rest thoracic

5. Life history of Cockroach involves

a. Direct development and incomplete metamorphosis

b. Direct development and complete metamorphosis

c. Indirect development and incomplete metamorphosis

d. Indirect development and complete metamorphosis

6. The light sensitive part in an ommatidium in Cockroach is a rod called

a. Taenidia b. Rhabdome c. Cornea d. Microvilli

7. In Cockroach, the touch receptors are abundant on the

a. Antenna b. Palps c. Legs d. All the above

8. Ommatidia in cockroach are the structural unite of

a. Compound eyes b. Respiratory system c. Excretory system

d. Reproductive system

9. The other name for mushroom shaped gland in Cockroach is

a. Phallic gland b. Utricular gland c. Conglobate gland d. Collateral gland

10. Exoskeletal plates surrounding the genital pouch of Cockroach are

a. Conapophyses b. Texga c. Sterna d. Pleura

11. Fertilized eggs of honeybees develop in to

a. Drones and workers b. Queens and workers c. Drones and Queens

d. Drones, workers and Queens

12. Spermatheca in female cockroach is meant for

a. Storing sperms received from male during copulation b. The deposition of eggs

c. Transforming sperms to female Cockroach d. Carrying the eggs

13. The last abdominal ganglion is formed by the fusion of last ...ganglia of the abdominal

segments.

a. M b. 6 c. 5 d. 3

14. Pick out the wrong statement.

a. Moults six or seven times to become an adult b. Takes a year to become an adult.

c. When adult develops, the wings and gonads mature

d. Nymph takes just a month to become an adult

15. Cephalothorax in prawn is formed by the fusion of .... segments.

a. 10 b. 11 c.13 d. 14

16. The appendages which aids in feeding in Prawn are the

a. Maxilipeds b. Peraeopoda c. Pleopods d. Uropods

17. Conapophyses is found in .... of Cockroach.

a. Male b. Female c.‘a’ and ‘b’ d. Is absent

18. The appendages used for swimming in prawn are the

a. Maxillipeds and peraeopods b. Peraeopods and Pleopods

c. Pleopods and Uropods d. Maxillipeds and Uropods

19. Which one of these structures is absent in a male cockroach

a. Phallic gland b. Mushroom gland c. Ejaculatory duct d. Collateral gland

20. Crustacea are distinguished from insects and myriopods by the presence of

a. First pair of antennae b. Second pair of antennae c. Number of legs

d. Jointed appendages

21. Prawns are included in the class

a. Insecta b. Crustacea c. Arachnida d. diplopoda

22. Which of the following groups show polymorphism?

a. Honeybees b. Mosquitoes c. Lepsima d. Housefly

23. Point out the correct statement. In Prawn

a. Tergal plates of the cephalothoracic region fuse to form the dorsal shield

b. Dorsal shield has a rostrum at the anterior end

c. At the base of the rostrum are the stalked compound eyes d. All the above

24. In Cockroach, fluid excretory products is discharged to the outside by way of the gut

because It can

a. Absorb excretory materials more easily b. Absorb water from the excretory fluid

c. Eliminate excretory material rapidly d. All the above

25. The number of eggs in an ootheca of Cockroach is

a.4 b. 8 c. 12 d. 16

26. Termitaria is the term used for the

a. Colonies of the termites b. Gallaries inside the mounds of earth

c. A group of termite workers d. Queen of the termite colony

27. ....... of Rice bugs, such the juice from grains when they are in the milky stage to turn it into

shaff

a. Adult males b. Females c. Adults and nymphs d. Only nymphs

28. Drones are ............ organism

a. Haploid b. Diploid c. Tetraploid d. Triploid

29. Millipedes are mainly

a. Carnivorous b. Herbivorous c. Frugivorous d. All the above

30. Which one of the following is

a. Mosquito b. Termile c. Honeybee d. House fly

31. .... is associated with the production Of natural silk.

a. Glossina palpalis b. Apis Indica c. Bombyx mori d. Musca domestica

32. ......... are wingless and blind termites.

a. Queen b. B. King c. Soldiers d. D. Workers

33. The common domesticated bee is the

a. Apis dorsata c. Apismellifra b. Apis indica d. Apis florea

34. The ‘Royal Jelly’ of the bees is food given to

a. The larvae that has to develop into a queen

b. The larva that has to develop into males (drones) and the future queen

c. All the larva irrespective of its future destiny

d. The larva that has to develop into fertile males

35. ...........is used for the manufacture of cosmetics and candies.

a. Honey b. Bee-wax c. Silkworms d. None of these

36. ..... is the common coconut pest.

a. Locusta b. Leptocorisa c. Oryctes d. Nila

37. ...... destroys wood work, carpet, books, etc.

a. Leptocorisa c. Orctes b. Odontoterms d. Wriggler

38. The young one of a termite is known as

a. Larva b. Nymph c. Worm d. Maggot

39. Treating the cocoons of the silkworm in boiling water or steam is known as

a. Stifling b. Treating c. Spinning d. All the above

40. Pick out the wrong statement

a. Honeybees are social insects

b. Drones, workers and a queen are the member’s ofhoneybee colony

c. Workers in a honeybee colony are sterile

d. Queen is the only fertile female in a honeybee colony.

41. Rice bug belongs to the Order ... under the Classinsects.

a. Homoptera b. Isoptera c. Hemiptera d. Coleoptera

42. The biological term for the Rice bug is

a. Leptocorisa varicornis b. Bombyx mori c. Apis indica d. Clossina palpalls

43. Itch mite is not an insect because it has

a. 2 pairs of legs b. 3 pairs of legs c. 4 pairs of legs d. Large number of legs

44. The pollen basket in Apis is used to

a. Pollinate flowers b. Store honey and pollen c. Take pollen to the comb

d. Feed the larva

45. Spirostreptus belongs to the class

a. Chilopoda b. Insecta c. Diplopoda d. Arachnida

46. Odoriferous glands are characteristically present in

a. Millipede b. Centipede c. Scorpions d. Spiders

47. Pick up the wrong statement.

a. Like in honeybeen colony, the only fertile female is the queen in the termite colony

b. As in the honeybee colony, no males remain the colony

c. Unlike the honeybees, a fertile male called the king remains in the colony .

d. Similar to the queen of honeybee, the termite queen’s job is only to lay eggs

48. Maxillae of the two sides fuse to form a median structure in a Millipede, which is called the

a. Labium b. Labrum c. 2nd maxilla d. Cnathochilarium

49. Select the function of workers in a colony of honeybees.

a. Construction, repairing and maintenance of the hive

b. Production of honey and wax c. Defence and protection ofthe colony d. All the above

50. Sarcoptes scabel is an

a. Insect b. Itchmite c. Millipede d. Centepede


ANSWERS

1. c 2. c 3. a 4. c 5. a 6. b 7. d 8. b 9. b 10. a

11. b 12. a 13. c 14. d 15. c 16. a 17. c 18. c 19. d 20. c

21. d 22. a 23. d 24. b 25. d 26. b 27. c 28. a 29. b 30. c

31. c 32. c 33. b 34. a 35. b 36. c 37. b 38. b 39. a 40. c

41. c 42. a 43. c 44. c 45. c 46. a 47. b 48. d 49. d 50. b