Q.1
In cockroach, the formation of ootheca is by the secretions of
  • a) Prothoracic glands of male
  • b) Prothoracic glands of female
  • c) Colleterial glands of male
  • d) Colleterial glands of female
Q.2
Arthrodial membrane in cockroach is:
  • a) Outermost layer of tegmina.
  • b) Innermost layer of tegmina.
  • c) The membrane of anal cerci.
  • d) A thin and flexible articular membrane joining the tergites or sternites to each other.
Q.3
Which of the following animal's sensory system does not has eyes but does possess light and touch sensitive organs (receptor cells) to distinguish the light intensities and to feel the vibrations in the ground?
  • a) Frog
  • b) Snake
  • c) Earthworm
  • d) Cockroach
Q.4
A student was given a specimen to identify on the basis of the characteristics given below.They are metamerically segmented.Presence of closed circulatory system.They have circular and longitudinal muscles for locomotion. Identify the specimen.
  • a) Frog
  • b) Pheretima
  • c) Cockroach
  • d) Rabbit
Q.5
If the head of cockroach is cut off, it will still alive for as long as one week. It is because of
  • a) the body which is covered with a hard Chitinous exoskeleton.
  • b) head which holds a bit of nervous system.
  • c) head which is of no use.
  • d) food capturing apparatus which is found elsewhere.
Q.6
In cockroach head can move in all directions due to
  • a) absence of neck.
  • b) fusion of all 6 segments of head.
  • c) flexible neck.
  • d) head is small and light weight.
Q.7
What external changes are visible after the last moult of a cockroach nymph?
  • a) Development of anal cerci.
  • b) Development of both forewings and hind wings.
  • c) Development labium.
  • d) Mandibles become harder.
Q.8
hoose the correct sequence of alimentary canal of Cockroach
  • a) Gizzard → Crop → Malpighian tubules → Hepatic caeca → Rectum.
  • b) Gizzard → Hepatic caeca → Crop → Rectum → Malpighian tubules.
  • c) Crop → Gizzard → Hepatic caeca → Malpighian tubules → Rectum.
  • d) Crop → Hepatic caeca → Gizzard → Rectum → Malpighian tubules.
Q.9
The figure given below shows the alimentary canal of cockroach with few structures labelled as 1, 2, 3 andIdentify the correct identification of the structure which is also called proventriculus and helps in grinding the food particles.
unit-2_ch-6_que_no-43_img_no1.png
  • a) 1
  • b) 2
  • c) 3
  • d) 4
Q.10
The given figure shows the nephridial system of earthworm and answer the question. Select the option which shows the correct identification and the function of the structure marked as X.
unit-2_ch-6_que_no-44_img_no1.png
  • a) Lateral heart. It is a blood pumping organ.
  • b) Calciferous glands. They neutralize the humic acid present in humus.
  • c) Nephridia. It regulates the volume and composition of the body fluids.
  • d) Blood glands. They produce blood cells and haemoglobin which is dissolved in blood plasma.
Q.11
Refer the given figure of female reproductive system of cockroach and identify the correct labels (marked as 1, 2, 3 and 4) which are collectively called genital pouch.
unit-2_ch-6_que_no-46_img_no1.png
  • a) 1 & 2
  • b) 1 & 3
  • c) 2 & 4
  • d) 3 & 4
Q.12
The following figure shows the external features of cockroach with few structures labelled as A, B, C, D, & E. Identify A to E .
unit-2_ch-6_que_no-47_img_no1.png
  • a) A- Mesothorax, B-Pronotum, C-Metathorax, D-Tegmina, E-Anal style
  • b) A- Pronotum, B-Metathorax, C-Mesothorax, D-Tegmina, E-Sterna
  • c) A- Pronotum, B-Mesothorax, C-Metathorax, D-Tegmina, E-Anal cerci
  • d) A- Pronotum, B-Mesothorax, C-Metathorax, D-Tegmina, E-Anal style.
Q.13
The figure given below shows the head region of cockroach. Identify A to F.
unit-2_ch-6_que_no-48_img_no1.png
  • a) A- Compound eye, B-Ocellus, C-Maxilla, D-Mandible, E-Labrum, F-Labium
  • b) A- Ocellus, B-Compound eye, C-Mandible, D-Maxilla, E-Labrum, F-Labium
  • c) A- Ocellus, B-Compound eye, C-Mandible, D-Maxilla, E-Labium, F-Labrum
  • d) A- Ocellus, B-Compound eye, C-Maxilla, D-Mandible, E-Labrum, F-Labium
Q.14
The given figure shows open circulatory system of cockroach with structure marked as A, B and C. Which structure is a 13 pair of wing shaped involuntary muscles and maintain blood circulation?
unit-2_ch-6_que_no-49_img_no1.png
  • a) A
  • b) B
  • c) C
  • d) Both A and B
Q.15
The given figure shows the digestive system of cockroach with few structures marked as A, B, C and D. Identify structures A to D.
unit-2_ch-6_que_no-50_img_no1.png
  • a) A-Gizzard, B-Crop, C-Hepatic caecae, D-Malpighian tubules
  • b) A-Crop, B-Gizzard, C-Hepatic caecae, D-Malpighian tubules
  • c) A- Crop, B-Gizzard, C-Malpighian tubules, D-Hepatic caecae
  • d) A- Gizzard, B-Crop, C-Malpighian tubules, D-Hepatic caecae
Q.16
Match column-I with column-II and choose the correct option
Column-I Column-II
A. Periplanata americana I. Hepatic caecae
B. A ring of 6-8 blind tubules II. Phylum Arthropoda tubules
C. Vascular system III. Spiracles
D. 10 pairs of small holes IV. Malpighian tubules holes
E. Excretion V. Open type
  • a) A → I; B → II; C→ III; D IV; E→ V
  • b) A → II; B → I; C→ V; D→ III; E→ IV
  • c) A→ II; B→ I; C → III; D→ V; E→ IV
  • d) A→ III; B→ IV; C→ II; D→ V; E→ I
Q.17
Figure given below shows reproductive system of female cockroach. The correct labelling indicated by alphabets (A, B & C) are respectively:
unit-2_ch-6_que_no-52_img_no1.png
  • a) A-Spermatheca, B-Collateral glands, C-Gonapophyses
  • b) A-Phallic gland, B-Collateral glands, C-Gonapophyses
  • c) A-Spermatheca, B-Seminal vesicle, C-Gonapophyses
  • d) A-Spermatheca, B-Collateral glands, C-Tegmina.
Q.18
Which of the following statement(s) is/are correct?Cockroaches are brown or black bodied animals that are included in class Insecta of phylum Arthropoda.Males bear a pair of short, thread like anal styles which are absent in females.Heart of cockroach consists of elongated muscular tube lying along mid dorsal line of thorax and abdomen.The nymph grows by moulting about 13 times to reach the adult form.
  • a) Only (1).
  • b) Both (2) and (3)
  • c) Both (1) and (2)
  • d) All of the above
Q.19
The diagram given below represents the reproductive organ of male cockroach. Choose the correct labelling of the part of marked as A, B, C and D.
unit-2_ch-6_que_no-54_img_no1.png
  • a) A - 8th sternum, B - Anal cercus, C - 10th tergum, D - Anal style
  • b) A - 10th tergum, B - Anal cercus, C - Anal style, D - 8th sternum
  • c) A - Anal style, B - Anal cercus, C - 10th tergum, D- 8th sternum
  • d) A - Anal cercus, B - 8th sternum, C - 10th tergum, D - Anal style.
Q.20
Match the description given in column I with their examples given in column II and choose the correct option.
Column I (Description) Column II (Example)
Aquatic respiratory organ A. Skin
Organ which acts urinogenital duct and opens into the cloaca B. Ureter
A small median chamber that is used to pass faecal matter, urine and sperms to the exterior C. Cloaca
A triangular structure which joins the right atrium and receives blood through vena cava D. Sinus venosus
  • a) 1 - A, 2 - B, 3 - C, 4 - D
  • b) 1 - C, 2 - A, 3 - D, 4 - B
  • c) 1 - B, 2 - A, 3 - C, 4 - D
  • d) 1 - C, 2 - B, 3 - D, 4 – A.
Q.21
Statement 1: Typhlosole increases the effective area of absorption in the intestine. Statement 2: Typhlosole, present in the intestine, is the characteristic feature of cockroach.
  • a) Statement 1 and 2 are true and statement 2 is the correct explanation of statement 1.
  • b) Statement 1 and 2 are true and statement 2 is not the correct explanation of statement 1.
  • c) Both statements 1 and 2 are false.
  • d) Statement 1 is true and statement 2 is false.
Q.22
Which of the following statement(s) is/are correct about nervous system of cockroach?It consists of a series of fused segmentally arranged ganglia joined by paired longitudinal connectives on the ventral side.There are six ganglia lie in the thorax, and three in the abdomen.The sense organs are antennae, eyes, maxillary pulps, labial pulps and anal cerci etc.Each eye consists of about 5000 hexagonal ommatidia.
  • a) Both (1) and (3)
  • b) Only (2)
  • c) Both (1) and (4)
  • d) All of these
Q.23
Which of the following statement(s) is/are correct regarding respiratory system of cockroach?It consists of a network of trachea, that open through 12 pairs of small holes called spiracles present on the lateral side of the body.Thin branching tubes carry oxygen from the air to all the parts.The opening of the spiracles is regulated by sphincters.Exchange of gases takes place at the tracheoles by diffusion.
  • a) Only (1)
  • b) (1), (2) and (3)
  • c) (2), (3) and (4)
  • d) All of these
Q.24
Which of the following statement is/are correct regarding digestive system of cockroach?Mouth opens into a short tubular pharynx, leading to a narrow tubular passage called oesophagus.Gizzard helps in grinding the food particles.A ring of 6-8 blind tubules called hepatic or gastric caecae is present at the junction of foregut and midgut, which secrete digestive juice.At the junction of midgut and hindgut is present another ring of 100-150 yellow coloured thin filamentous Malpighian tubules which help in removal of excretory products from Haemolymph.
  • a) Only (1)
  • b) Both (2) and (3)
  • c) Both (1) and (4)
  • d) All of these
Q.25
Which of the following statement(s) is/are correct regarding cockroaches?The body of the cockroach is segmented and divisible into three distinct regions head, thorax and abdomen.Blood vascular system is of closed type.They are monoecious and both sexes have well developed reproductive organs.The development of P. americana is paurometabolus, meaning there is development through nymphal stage.
  • a) Both (1) and (2)
  • b) Both (2) and (3)
  • c) Both (1) and (4)
  • d) All of these.
Q.26
Consider the following statements regarding cockroach and mark the correct option. Head is formed by the fusion of 6-segments.Mouth parts are biting and chewing type.Crop is the part of mid gut.
  • a) Only (2) is correct
  • b) (2) and (3) are correct
  • c) (1) and (2) are correct
  • d) Only (3) is correct
Q.27
Select the correct statement regarding Periplanata americana
  • a) There are 16 very long Malpighian tubules present at the junctions of midgut and hindgut.
  • b) Grinding of food is carried out only by the mouth parts.
  • c) Nervous system is located ventrally and consists of segmentally arranged ganglia joined by a pair of longitudinal connectives.
  • d) Males bear a pair of short thread like anal styles.
Q.28
Which of the following statement is correct regarding Female reproductive system of earthworm?
  • a) It consists of two large ovaries, lying laterally in the 6th 7th abdominal segments.
  • b) Each ovary is formed of a group of five ovarian tubules or ovarioles, containing a chain of developing ova.
  • c) A pair of spermatheca is present in the 5th segment which opens into the genital chamber.
  • d) None of the above
Q.29
The mouth parts of cockroach are
  • a) cutting and biting type.
  • b) piercing and sucking type.
  • c) sucking and rasping type.
  • d) sucking and siphoning type.
Q.30
Phallic organs in cockroach are related to.. ...
  • a) male excretory system.
  • b) male reproductive system.
  • c) female excretory system.
  • d) female reproductive system.
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