Day – 3 :: Frog and Cockroach

01. Though which part of the frog, the undigested food material are expelled:
1. Cloaca 2. Anus 3. Anal style 4. Gullet

02. Which of the following is incorrect for Rana:

1. Sexes are separated 2. Fertilization is external
3. Are oviparous and development in indirect.
4. Lacks cloaca

03. Pink coloured, sac – like lungs are present in upper trunk of frog. These are:
1. Triangular 2. Circular 3. Elongated 4. Tapering

04. Read the following statements about frog:

A. Midbrain is characterized by a pair of optic lobes.
B. Forebrain consists of cerebellum and medulla oblongata.
C. In frog ten pairs of cranial nerves arises from spinal cord.
D. Ear is an organ for hearing.
Choose the incorrect statements about frog.
1. A and B 2. B and C 3. C and D 4. A and D

05. Which of the following is a correct matching about cockroach:

1. Foregut, midgut and hindgut are lined with cuticle.
2. Proventriculus – has 6 chitinous plates
3. Hepatic caecae – 6 to 8 and are present at the junction of mid gut and hind gut.
4. Gizzard – Helps in storage of food.

06. Match the column – A with column – B and choose the correct option for cockroach:
Column – A Column – B
A Walking legs I. Two pairs
B Wings II. Tegmina
C Forewings III. Membranous
D Hindwings IV. One pair in each thoracic segment
1. A – I, B – II, C – III, D – IV 2. A – III, B – II, C – I, D – IV
3. A – IV, B – II, C – I, D – III 4. A – IV, B – I, C – II, D – III

07. Match the column – A with column – B and choose the column option for cockroach:
Column – A Column – B
A Malpighian tubules I. 3
B Thoracic ganglia II. Brain
C Abdominal ganglia III. 100 – 150
D Supra Oesophageal Ganglia IV. 6
1. A – II, B – I, C – III, D – IV 2. A – I, B – III, C – IV, D – II
3. A – III, B – IV, C – I, D – II 4. A – III, B – I, C – IV, D – II

08. Which of the following option is only related with male cockroach:
1. Abdominal segments are 10 2. Anal cerci are present on 9th sternum.
th
3. Anal cerci are present on 10 tergum 4. Anal styles are present on 9th sternum.

09. Select the correct statement:

1. Female cockroach produce 9 – 10 ootheca, each containing 14 – 16 eggs.
2. Cockroach os nocturnal, herbovores and cursorial animals.
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3. Arthrodial membrane connect only tergum and pleura.

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4. All of these

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 10. Find out correct matching for Periplaneta:
1. Phylum – Vertebrata 2. Class – Insecta
3. Habitat – Diurnal 4. Habitat – Desert.

11. Match the column – I with column – II:

Column – I Column – II
A Labrum I. Lower lip
B Labium II. Upper lip
C Mandible III. Hypopharynx
D Tongue IV. Grinding
1. A – I, B – II, C – III, D – IV 2. A – I, B – III, C – II, D – IV
3. A – II, B – I, C – IV, D – III 4. A – II, B – I, C – III, D – IV

12. Skin in frog helps in respiration, while the frog is in:

1. Water 2. On land 3. In aestivation and Hibernation
4. More than one option

13. In frog, when the floor of buccal cavity raises upwards:

1. Air enters buccal cavity from the environment.
2. Air enters buccal cavity from lungs. 3. Air enters lungs from buccal cavity
4. Air enters both in to buccal cavity and lungs.

14. Buccal cavity, skin and lungs during the process of respiration in frog:
1. Acts as aquatic respiratory organs 2. Help in respiration during aestivation.
3. Acts as terrestrial respiratory organs 4. More than one option

15. Assertion (A): The frog never drinks water but absorbs through skin.
Reason (R): The frog has to perform respiration even in water.
1. Both A and R are true, R is correct explanation is to A
2. Both A and R are true, R is not a correct explanation to A
3. A is true and R is false 4. Both A and R are false

16. Which of the following is correct series regarding the digestive system of frog:
1. Prey – Mouth – Oesophagus – Stomach – Small Intestine – Cloaca.
2. Prey – Mastication by teeth – Stomach – Small intestine – Cloaca – Rectum.
3. Prey – Tongue – Teeth – Large intesrine – Small intestine – Cloaca.
4. Prey – Mouth – Teeth – Pharynx – Stomach – Cloaca – Small Intestine – Rectum.

17. How many pairs of spiracles are present in the thorax of cockroach:
1. 10 2. 2 3. 8 4. 6

18. A ring of (A) blind tubules called (B) is present at the junction of foregut and midgut, which
secrete digestive juices. At the junction of midgut and hindgut is present another ring of (C)
filamentous (D). – Substitute (A) – (D):
A B C D
1 6–8 Malpighian tubules 100 – 150 Hepatic caecae
2 100 – 150 Malpighian tubules 6–8 Hepatic caecae
3 125 – 150 Hepatic caecae 6–8 Malpighian tubules
4 6–8 Hepatic caecae 100 – 150 Malpighian tubules
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 19. Recognise the figure and find out the correct match:

1. d – Crop, c – oesophagus, b – pharynx, e – gizzard, a – salivary gland.

2. e – crop, a – oesophagus, c – pharynx, d – gizzard, b – salivary gland.
3. c – crop, b – oesophagus, e – pharynx, d – gizzard, a – salivary gland.
4. d – crop, c – oesophagus, e – pharynx, b – gizzard, a – salivary gland.

20. In following diagram identify and label the structures A – D:

1. A – Labium, B – Maxilla, C – Mandible, D – Labrum.

2. A – Labrum, B – Mandible, C – Maxilla, D – Labium
3. A – Mandible, B – Mandible, C – Labrum, D – Labium,
4. A – Maxilla, B – Labrum, C – Mandible, D – labium.

21. In male cockroach, genital pouch is formed by:

1. 5th, 6th and 7th tergum 2. 6th, 7th and 8th tergum.
th th th
3. 7 , 8 and 9 sternum 4. 9th and 10th tergum.

22. In cockroach the wings arises from:

1. Prothorax and mesothorax and are two pairs.
2. Mesothorax and Metathorax and are twopairs.
3. All the thoracic segments and are three pairs.
4. First three abdominal segments and are three pairs.

23. In cockroach, the digestive juice is secreted by the:

1. Gizzard 2. Hepatic caecae 3. Crop 4. Malpighian tubules
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 24. The circulatory system of cockroach is shown in the diagram. Correctly identify the labelling:

1. a – Ventral aorta, b – Alary muscles and c – Ventricles.

2. a – Ventricles, b – chambered heart and c – alary muscles.
3. a – anterior aorta, b – alary muscles, c – chambered heart.
4. a – Anterior aorta, b – chamberes of heart, c – alary muscles.

25. Sperms are stored in the labelled part of cockroach reproductive tract given below. Identify it:

1. Phallic gland 2. Seminal vesicle 3. Vas deferens 4. Pseudo – penis

26. Read the following statements regarding cockroach and identigy the incorrect one:
1. In male cockroach genital pouch or chamber lies at the hind end of abdomen bounded
dorsally by 9th and 10th terga and ventrally by the 9th sternum.
2. In cockroach the haemolymph is composed of colourless plasma and haemocytes.
3. In female cockroach, every ovary is formed of a group of ten ovarian tubules or ovarioles,
containing a chain of developing ova.
4. In cockroach the nymph grows by moulting about 13 times to reach the adult form.

27. The dorsal plate of skeleton found on the abdomen of cockroach is called:
1. Pleuron 2. Tergum 3. Sternum 4. Vertex

28. In the mouth parts of cockroach, the labium forms (A) while (B) acts as tongue.
Replace (A) and (B):
1. (A) – Upper lip, (B) – Maxilla. 2. (A) – Upper lip, (B) – Hypopharynx
3. (A) – Lower lip, (B) – Maxilla 4. (A) – Lower lip, (B) – Hypopharynx

29. Which of the following statement is incorrect with reference to the cockroach:
1. Hind wings are transparent, membranous and are used in flight.
2. Gizzard has inner layer of thick circular muscles and thick outer layer of cuticle.
3. In both sexes, the 10th segment of abdomen bears a pair of jointed filamentous
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structures called anal cerci.

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20. 03. 2024 DR. SHAFEEK ABDUL

 4. In males, genital chamber bounded dorsally by 9th and 10th terga and ventrally by
9th sternum.

30. Observe the diagram carefully and identify the lower lip:

1. P 2. Q 3. R 4. S

31. In the given diagram of mouth parts of cockroach, which helps in grinding and incising
of food:

1. A 2. B 3. C 4. D

32. Read the following statements with reference to the cockroach:

A. Respiratory system consists of a network of trachea that opens through 10 pairs of
small holes called spiracles, most of them present laterally.
B. Oesophagus opens into a sac like structure called crop used for storing of food.
C. A ring of 3 – 4 pairs blind tubules present at the junction of foregut and midgut.
D. Malpighian tubules helps in removal of excretory products from haemolymph.
How many of the above statements are correct:
1. One 2. Two 3. Three 4. Four

33. Mark the incorrect statement:

1. Thorax region of cockroach bears 3 pairs of walking legs and 1st pair of prothorasic
and 2nd pair of metathorasic wings
2. Fat bodies of cockroach helps in excretion.
3. 12 pairs of alalry muscles are present in cockroach and help in circulation.
4. The hindgut is broader than midgut and is differentiated into ileum, colon and
rectum.

34. Which of the following statement is true for cockroach:

1. They are ureotelic 2. Anal styles are absent in females.
3. The larval stage is called Tadpole.
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4. The total number of ovarioles are eight in both ovaries.

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 35. Digestion of food in cockroach occurs by the secretion of:
1. Crop 2. Gizzard 3. Hepatic caecae 4. Malpighian tubules

36. Choose the incorrect match in following options with reference to the cockroach:
1. Ommatidia – 1000 2. Malpighian tubules – 100 to 150
3. Spiracle – 20 4. Gastric caecae – 6 to 8

37. Which of the following does not act as sense organs in cockroach:
1. Maxillary palp 2. Labial palp 3. Anal cerci 4. Phallomeres

38. Choose the incorrect statement about cockroach:

1. A apir of testes in 4th – 6th abdominal segment of male cockroach.
2. Mushroom gland is present in 6th – 7th abdominal segment of male cockroach.
3. Nervous system consists of segmentally arranged ganglia, three in thorax and six
in abdomen.
4. Female produce 14 – 16 ootheca, each consisting of 9 – 10 eggs.

39. Which of the following is incorrect option with respect to cockroach:

1. The nymph grows by moulting about 13 times to reach the adult form.
2. Mushroom glands are accessory reproductive glands in male.
3. The outermost covering of spermatophore is formed by the secretion of
spermathecae,
4. Ootheca is dark reddish to blackish brown capsule, about 3/8” (8 mm) long.

40. Given below are two statements:

Statement – I: In Periplaneta, male bears a pair of short thread like anal styles which are
absent in females.
Statement – II: In both sexes of Periplaneta the 10th segment bears a apir of jointed
filamentous structures called anal cerci.
Choose the appropriate answer from the option given below.
1. Statement – I is only correct 2. Statement – I is only incorrect.
3. Both Statement – I and II are correct 4. Both Statement – I and II are incorrect.

41. In cockroach, tegmina arise from:

1. Prothorax 2. Mesothorax 3. Metathorax 4. 1st abdomen

42. Chitinous exoskeleton in each segment of cockroach, consists of:

1. Dorsal sternum and ventral tergum 2. Dorsal tergum and ventral sternum
3. Dorsal sternum and lateral pleuron 4. Dorsal tergum and ventral pleuron

43. Read the following statements and select the incorrect option:
1. The CNS of cockroach inclides brain, ganglionated ventral nerve cord.
2. Spiracles help in excretion
3. Blood from sinuses enter in heart chambers through ostia.
4. In female cockroach one pair of ovary lying laterally in 2nd to 6th abdmonal segment.

44. Read the following statements areselect the incorrect option:

1. Cockroach is uricotelic.
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2. In cockroach, ootheca is produced by secretions of collaterial gland.

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3. Mouth parts of cockroach are piercing and sucking type.

20. 03. 2024 DR. SHAFEEK ABDUL

 4. In cockroach wings are absent on prothorax.

45. Head of cockroach is formed by the fusion of ________ segments.

1. Six 2. Four 3. Two 4. Eight

46. Identify the following structures in cockroach:

Nephrocytes, Fat bodies, Uricosa gland, Malpighian tbule
The above structures help in:
1. Respiration 2. Circulation 3. Excretion 4. Digsetion

47. Observe the diagram carefully and select the correct match:

1. A – Anterior Aorta – Help in excretion

2. B – Alary muscles – Help in blood circulation
3. C – Alary muscles – Help in excretion.
4. B – Posterior Ampulla – Help in blood flowing.

48. How many statements are wrong:

A. One pair of wings arise from each thoracic segment of cockroach.
B. In female cockroach, 9th and 10th sternum form genital chamber.
C. One pair anal cerci arise from 9th sternum in female.
D. Midgut of cockroach is lined by cuticle.
1. One 2. Two 3. Three 4. Four

49. Assertion (A): On an average, female cockroach produces 9 – 10 ootheca.

Reason (R): Development in cockroach is paurometabolous.
1. Both A and R are true, R is correct explanation is to A
2. Both A and R are true, R is not a correct explanation to A
3. A is true and R is false 4. Both A and R are false

50. In the nerve cord of cockroach, how many segmental ganglia are present in the abdomen.
1. 3 2. 5 3. 6 4. 9

51. Match the column – I with column – II with reference to cockroach and select the
correct option.
Column – I Column – II
A Storing of food I Hepatic caecae
B Grinding of food particles II Proventriculus
C Anal cerci III Crop
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D Present at the junction of foregut and midgut IV Malpighian tubules

20. 03. 2024 DR. SHAFEEK ABDUL

 E Present at the junction of midgut and hindgut V 10th segment
1. A – IV, B – III, C – V, D – II, E – I 2. A – I, B – III, C – V, D – II, E – IV
3. A – II, B – IV, C – III, D – I, E – V 4. A – III, B – II, C – V, D – I, E – IV

52. Match the following with reference to cockroach and select the correct option:
Column – I Column – II
A Ovarioles I External genitalia
B Spermatophore II Bundle of sperms
C Phallomere III Chain of developing Ova
D Gonopore IV Opening of ejaculatory duct
1. A – III, B – IV, C – II, D – I 2. A – III, B – II, C – I, D – IV
3. A – IV, B – III, C – II, D – I 4. A – II, B – IV, C – III, D – I

53. Match the following with reference to cockroach and select the correct option:
Column – I Column – II
A Ovaries I 4th to 6th
B Testes II 2nd to 6th
C Mushroom gland III 14th to 16th
D Spermathecae IV 6th to 7th
E Ootheca number V 6th segment
VI 9 – 10
1. A – II, B – I, C – IV, D – V, E – VI 2. A – II, B – I, C – I, D – III, E – V
3. A – I, B – III, C – II, D – V, E – IV 4. A – III, B – II, C – I, D – IV, E – V

54. Assertion (A): Pulmonary respiration in frogs occur when need for oxygen is increased.
Reason (R): Pulmnary respiration is less frequent in frogs.
1. Both A and R are true, R is correct explanation is to A
2. Both A and R are true, R is not a correct explanation to A
3. A is true and R is false 4. Both A and R are false

55. The figure given below shows diagrammatic representation of internal organs of frog:

Identify the part ehere the final digestion takes place:

1. (a) 2. (b) 3. (c) 4. (d)

56. In frogs, the portal systems present are:

1. Hepatic portal system only 2. Renal portal system only
3. Both hepatic and renal portal systems
4. Renal and Hypothalamo – Hyophyseal portal systems only

57. Mesorchium in frog is a/an:

1. Opening of conus arteriosus. 2. Part of the hind brain
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3. Peritoneal fold which adhere the testis to the upperpart of the kidneys
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4. Tissue by which oavries are attached to the peritoneal cavity.

20. 03. 2024 DR. SHAFEEK ABDUL

 58. Select correct statement about frog:
1. Fresh water frog never drinks water but marine frogs do.
2. Fresh water frogs drink water but marine do not.
3. Frogs do not drink water and are not found in marine water.
4. Frogs drink water and excess water is removed through cloaca.

59. When frog is in water, it respires through:

1. Skin only 2. Skin and lungs 3. Skin and buccopharyngeal cavity.
4. Skin, lungs and buccopharyngeal cavity.

60. In frog:
1. Urinogenital duct in male opens into urinary bladder.
2. Ureter opens in urinary baldder in males but oviduct opens in cloaca in female frog.
3. The Ureter and oviduct opens together in cloaca in female frog.
4. In female frog. Ureter and oviduct open separately in cloaca.

61. Select the correct statements regarding frog:ss

1. Heart is four chambered.
2. Gaseous exchange takes place through skin during hibernation and aestivation
3. The blood is composed of plasma only.
4. The lymph is different from blood by lacking RBCs only.

62. Frogs:
1. Are uricotelic 2. Have olfactory lobes in the midbrain.
3. Do nt have renal portal system 4. Have lymphatic system

63. Which of the following is absent in frog:

1. Trunk 2. Neck 3. Tail 4. Neck and Tail

64. Given below are two statements:

Statement – I: In male frog the ureters acts as urinogenital ducts which opens into cloaca.
Statement – II: In female frog ureters and oviduct open combinely in the cloaca.
Choose the appropriate answer from the option given below.
1. Statement – I is only correct 2. Statement – I is only incorrect.
3. Both Statement – I and II are correct 4. Both Statement – I and II are incorrect.

65. Three chambered heart of frog is not as efficient as four chambered human heart,
because:
1. Oxygenated and deoxygenated blood mix up.
2. Ventricles does not pump blood properly.
3. It does not hold enough blood.
4. Heart muscles (cardiac muscles) are not much stronger.

66. Vocal sacs are found in:

1. Male frog 2. Female frog 3. Tadpole larva 4. Both 1 and 2

67. Select the incorrect statement about frog:

1. Dorsally – Olive green 2. Hind limb – five digits
3. Sexual dimorphism is absent 4. Cold blooded.

68. Which of the following is not related to frog:

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1. Closed type of circulation 2. Presence of both blood and lymph

20. 03. 2024 DR. SHAFEEK ABDUL

 3. Heart has 1 auricle and two ventricles 4. Nucleated Erythrocytes.

69. In male frog vasa efferentia enters the kidney and opens into:
1. Ureter 2. Bidders canal 3. Cloaca 4. Urinogenital duct

70. How many of the following are absent in frog:

Hepatic Portal System, Monocondylic skull, Metanephric kidneys, Omnivorous nature,
Amnion, Pleurodont teeth
1. Three 2. Four 3. Five 4. Six

01 02 03 04 05 06 07 08 09 00
01 – 10 1 4 3 2 2 4 4 4 4 2
11 – 20 3 4 3 4 2 1 2 4 1 2
21 – 30 4 2 2 3 2 3 3 4 2 4
31 – 40 2 4 1 2 3 1 4 4 3 3
41 – 50 2 2 2 3 1 3 2 4 2 3
51 – 60 4 2 1 2 4 3 3 3 1 4
61 – 70 2 4 4 1 1 1 3 3 2 3

Dr. Abdul Shafeek

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20. 03. 2024 DR. SHAFEEK ABDUL