Chapter: Morphology of Animals (Cockroach)
1.

Generally Cockroach is .......... or .......... colored insect, however in tropical regions, they havebeen reported to be .........., .......... and .......... colored.

A. Brown or red, Yellow, Green and White
B. Brown or Black, Yellow, Red and Green
C. Brown or Yellow, Red, Green and White
D. Red or Yellow, Brown, Green and Black
Answer» B. Brown or Black, Yellow, Red and Green
2.

In case of common species of Cockroach, Morphologically which statement is correct ?

A. The size of female is slightly bigger than male.
B. In both male and female, numbers of abdominal segments are different.
C. The size of male and female are equal.
D. The size of male is slightly bigger than female.
Answer» D. The size of male is slightly bigger than female.
3.

Head of the Cockroach is formed by the fusion of .......... segments.

A. Six
B. four
C. two
D. eight
Answer» C. two
4.

Why head of the Cockroach can move easily in all the directions ?

A. In Cockroach head and thorax fuse to form Cephalothorax.
B. Anatomy of mouthpart, are so arranged that head can move easily in all the directions.
C. Head is attached to thorax through a flexible neck.
D. Abdomen of Cockroach is made of three segments.
Answer» A. In Cockroach head and thorax fuse to form Cephalothorax.
5.

On the head region of Cockroach .......... pairs of .......... and .......... shaped eyes occur.

A. One pair, sessile compound and kidney shaped
B. Two pairs, stalked compound and round shaped
C. Many pairs, sessile simple and kidney shaped
D. Many pairs, stalked compound and kidney shaped
Answer» A. One pair, sessile compound and kidney shaped
6.

Mouthparts of periplaneta are consist of ..........different types of articulations.

A. four
B. eight
C. six
D. three
Answer» C. six
7.

On the lateral side of alimentary canal of cockroach .......... glands are found.

A. Acid secreting
B. Salivary
C. Degestive
D. Reproductive
Answer» B. Salivary
8.

Each walking leg of periplaneta is made up of ..........segments.

A. five
B. four
C. six
D. nine
Answer» A. five
9.

A segment attached to the ventral side of the thorax nearer to the body of Cockroach is .......... .

A. Trochanter
B. Femur
C. Coxa
D. Tarsus
Answer» C. Coxa
10.

Walking legs of periplaneta are attached to .......... and divided into .......... segments.

A. Dorsal tergum, Five
B. Ventral sternum, Five
C. Dorsal tergum, six
D. Ventral sternum, Six
Answer» B. Ventral sternum, Five
11.

Third segment of walking leg of Cockroach is.......... .

A. Coxa
B. Trochanter
C. Femur
D. Tibia
Answer» C. Femur
12.

Fifthe segment of walking leg of Cockroach is .......... .

A. Coxa
B. Tarsus
C. Femur
D. Tibia
Answer» B. Tarsus
13.

What is the name of second segment of walking leg of Cockroach ?

A. Coxa
B. Femur
C. Tarsus
D. Trochanter
Answer» D. Trochanter
14.

Each abdominal segment of Ccokroach are covered with .......... outer layers .......... plearae.

A. One, Two
B. Two, Two
C. Two, One
D. One, One
Answer» C. Two, One
15.

Howmany segment are present in an abdomen of the Cockroach ?

A. Eight
B. Ten
C. Seven
D. Nine
Answer» B. Ten
16.

In Cockroach which tergum possesses a median groove ?

A. Tenth
B. First
C. Ninenth
D. Third
Answer» A. Tenth
17.

Which is the peculiarity of ninenth sternum of maleCockroach ?

A. Anus occurs under it
B. A piar of anal cerci is associated with it
C. Seventh and Eighth sternum are covered with it
D. Male genital openings occurs there
Answer» B. A piar of anal cerci is associated with it
18.

Which number of sternum is boatshaped in the Cockroach ?

A. Fifth
B. Sixth
C. Seventh
D. Tenth
Answer» C. Seventh
19.

In Cockroach which segment has female genital opening ?

A. Seventh
B. Ninth
C. Tenth
D. Eighth
Answer» D. Eighth
20.

Which segment has male genital opening is Cockroach ?

A. Ninth
B. Tenth
C. Seventh
D. Eighth
Answer» A. Ninth
21.

Which structure is sound receptor in Cockroach ?

A. Tarsu
B. Anal cerci
C. Compound eye
D. Walking leg
Answer» B. Anal cerci
22.

Which segments joint to form a genital pouch in female Cockroach ?

A. Seventh and Eighth
B. Nineth and Tenth
C. Eighth and Nineth
D. Sixth and Seventh
Answer» C. Eighth and Nineth
23.

The distal segment of walking leg of a Cockroach is .......... ?

A. Torchanter
B. Coxa
C. Tibia
D. Tarsus
Answer» D. Tarsus
24.

In which succession the three main layers of the body wall of a Cockroach from outer to Inner side are arraged ?

A. Epidermis, Cuticle and basement membrane
B. Cuticle, Epidermis and basement membrane
C. Basement membrane, Cuticle and Epidermis
D. Epidermis, Basement membrane and Cuticle
Answer» B. Cuticle, Epidermis and basement membrane
25.

The Epidermis of body wall of the Cockroach is made up of.......... ?

A. Squamous epithelium
B. Ciliated epithelium
C. Columnar epithelium
D. Cuboidal epithelium
Answer» C. Columnar epithelium
26.

In Cockroach how many stuctures named after malpighian are present ?

A. One
B. Two
C. Three
D. Four
Answer» B. Two
27.

In Cockroach the cavities of foregut and hindgut are lined with .......... .

A. Salivary gland
B. Gizzard
C. Cuticle
D. Chitinous teeth
Answer» C. Cuticle
28.

In the alimentary canal of Cockroach the shape of region following the mouth is .......... .

A. Folded
B. Swollen bag like
C. Norrow tubula
D. Thin fibriller
Answer» C. Norrow tubula
29.

How many secreting lobes are present in each salivary gland of Cockroach ?

A. Two
B. Two pairs
C. Three
D. Six
Answer» A. Two
30.

In Cockroch .......... on salivary glands and .......... reservoirs are present ?

A. Two, One
B. One, Two
C. Two, Four
D. Three, Two
Answer» C. Two, Four
31.

Crop of the Cockroach occurs at .......... in almentary canal.

A. Posterior end of oesophagu
B. Near midgut
C. Posterior end of pharynx
D. At the juction of midgut and hindgut.
Answer» A. Posterior end of oesophagu
32.

In which of the following regions crop of the Cockroach is located ?

A. Thorax
B. Abdomen
C. Thorax and abdomen
D. Through out the gut
Answer» C. Thorax and abdomen
33.

In Cockroach, gizzard is .......... organ and .......... occur inside it.

A. Glandular, six dentin teeth
B. Muscular, six chitinous teeth
C. Muscular, four chitinous teeth
D. Glandular, six chitinous teeth
Answer» B. Muscular, six chitinous teeth
34.

Where are sieve like structures present in the alimentary canal of Cockroach ?

A. Anterior end of gizzard
B. In hepatic cacae
C. Posterior end of crop
D. Posterior end of gizzard
Answer» D. Posterior end of gizzard
35.

Where are eight blind hepatic caeca present in Cockroach ?

A. With crop
B. At the juction of midgut and hindgut
C. at the midgut
D. at the foregut.
Answer» C. at the midgut
36.

Malpigian tubules in Cockroach are.......... organs.

A. Digestive
B. Secretory
C. Excretory
D. Respiratory
Answer» C. Excretory
37.

In Cockroach malpighian tubules open in .......... .

A. At the junction of midgut and hindgut.
B. At the end of hindgut.
C. Near rectum
D. At the posterior end of gizzard.
Answer» A. At the junction of midgut and hindgut.
38.

In Cockroach, morphologically rectum is.......... shaped and .......... from inside.

A. Tubular, bag like
B. Bag like, folded
C. Folded, baglike
D. Villi, baglike
Answer» B. Bag like, folded
39.

In Cockroach, colon is presnet at the posterior region of .......... .

A. Foregut
B. Hindgut
C. Hepatic caecae
D. Gizzard
Answer» B. Hindgut
40.

Cockroach is .......... animal.

A. Herbivorou
B. Insectivorous
C. Omnivorous
D. Carnivorous
Answer» C. Omnivorous
41.

Cockroach searches its food with the help of.......... .

A. Walking leg
B. Mandibles
C. Eye
D. Antennae
Answer» D. Antennae
42.

In alimentary canal of Cockroach .......... cells of midgut and hepatic caeca secrete enzymes.

A. Columnar
B. Cuboidal
C. Ciliated
D. Striated
Answer» A. Columnar
43.

The haemolymph of Cockroach is mostly composed of .......... and .......... .

A. Haemoglobin and blood cells.
B. Plasma and uncertain shaped cells.
C. Haemocynin and plasma.
D. Plasma and certain shaped cells.
Answer» B. Plasma and uncertain shaped cells.
44.

The heart of Cockroach is made up of .......... units.

A. Thirteen
B. Ten
C. Twelve
D. Four
Answer» A. Thirteen
45.

Name the small cells of haemolymph of Cockroach ?

A. Phagocyte
B. Proleucocytes
C. Enocytes
D. Excretory
Answer» B. Proleucocytes
46.

Blood from sinuses enters in the heart of Cockroch through .......... .

A. Artery
B. Vein
C. Arteriole
D. Ostia
Answer» D. Ostia
47.

.......... numbers of Ostia are present at the posterior end of heart of Cockroach ?

A. One
B. Two
C. Three
D. Ten
Answer» B. Two
48.

Which is the path of blood circulation in Cockroach ?

A. Heart - artery - organs - heart
B. Heart - sinuses - heart
C. Sinuses - artery - organs - vein - heart
D. Heart - artery - heart
Answer» B. Heart - sinuses - heart
49.

Total howmany spiracles occur in Cockroach ?

A. Ten
B. Twenty
C. Thirteen
D. Twenty six
Answer» B. Twenty
50.

In Cockroach how many spiracles are present in thoracic region and howmany spiracles are present in abdominal region ?

A. Two pairs and eight pair
B. Two and eight
C. Eight pairs and two pairs
D. Eight and two
Answer» A. Two pairs and eight pair
51.

The walls of spiracles are framed from .......... .

A. Blood vessel
B. Tissue fluid
C. Chitinous Bristles
D. Ostia
Answer» C. Chitinous Bristles
52.

In respiratory system of Cockroach .......... function as filters.

A. Spiracle
B. Chitinous bristles
C. Ostia
D. Tracheoles
Answer» B. Chitinous bristles
53.

Main excretory units in Cockroach are ........... .

A. A pair of kidney
B. Haemolymph
C. Chitinous bristles
D. Malpighian tubules
Answer» D. Malpighian tubules
54.

Write location and numbers of malpighian tubules in periplaneta.

A. At the junction of midgut and hindgut, about 150.
B. At the junction of foregut and midgut, about 150.
C. Surrounding gizzard, eight.
D. At the junction of colon and rectum, eight.
Answer» A. At the junction of midgut and hindgut, about 150.
55.

In Cockroch colour of malpighian tubules is .......... and their .......... end is blind.

A. Green, anterior
B. Green, posterior
C. Yellow, anterior
D. Yellow, free (distal)
Answer» D. Yellow, free (distal)
56.

In Cockroach wall of each malpighian tubule is lined by ..........and ..........cells.

A. Secretory and non-ciliated surface
B. Glandular and ciliated
C. Squamous and smooth surfaced
D. Striated and ciliated
Answer» B. Glandular and ciliated
57.

Which of the following is the function of malpighian tubules of Cockraoch ?

A. Absorption of waste from haemolymph and convert them into uric acid.
B. Removes CO2
C. Store solid excretory material
D. Reabsorption of water from the hindgut.
Answer» A. Absorption of waste from haemolymph and convert them into uric acid.
58.

In Cockroach by which process malpighian tubules absorb waste from the haemocoel ?

A. Osmosi
B. Endosmosis
C. Diffusion
D. Exosmosis
Answer» C. Diffusion
59.

In Cockroach waste products collected is malpighian tubules will first enter in .......... .

A. Gizzard
B. Hepatic caeca
C. Haemocoel
D. Hindgut
Answer» D. Hindgut
60.

With reference to excretion, Cockroach is .......... animal.

A. Ammonotelic
B. Uricotelic
C. Ureotelic
D. Ammonia and uricotelic
Answer» B. Uricotelic
61.

Out of following which ganglia unite to from nervering in nervous system of Cockroach ?

A. Suboesophageal, supraesophegeal and circum oesophageal commisures unite to form nervering.
B. Three ganglia in thorax region and six ganglia of abdominal region unite to form nervering.
C. Three pairs of ganglia in thorax region and six pairs in abdominal regions.
D. Three pairs supraoesophageal and one pair suboesophageal ganglia unit to form nervering.
Answer» A. Suboesophageal, supraesophegeal and circum oesophageal commisures unite to form nervering.
62.

In Cockroach .......... ganglia innervate the mouth pairs.

A. Supraoesophageal
B. Suboesophageal
C. Circumoesophageal
D. Three ganglia of thorax region
Answer» B. Suboesophageal
63.

How many ganglia are present in abdominal region of Cockroach ?

A. 3 pair
B. 6 pairs
C. 4 pairs
D. 8 pairs
Answer» B. 6 pairs
64.

Which of the following is a group of senseorgans in Cockroach ?

A. Antennae, eyes, maxillary palps, anal cerci
B. Antennae, compound aye, maxillary palps
C. Antennae, ommatidia, maxillary palps, sternum
D. Antennae, eyes, maxillary palps, tarsus of walking legs and cerci.
Answer» D. Antennae, eyes, maxillary palps, tarsus of walking legs and cerci.
65.

Which is the coorect word for vision of Cockroach ?

A. Three dimentional
B. Two dimentional
C. Mosaic
D. Cockroach donot have vision
Answer» C. Mosaic
66.

.......... is the accessory reproductive gland with testis in male Cockroch.

A. Chitinous gonapophysi
B. Ejaculatory duct
C. Vas deferens
D. Mashroom shaped gland
Answer» D. Mashroom shaped gland
67.

In male Cockroach the sperms stored in seminal vesicles form .......... .

A. Spermatophore
B. Zygote
C. Testis
D. Ejaculatoryduct
Answer» A. Spermatophore
68.

In male Cockroach testes are present in .......... segments of abdomen while mushroom glands occurs in .......... segments.

A. 4 to 6, 5 to 6
B. 4 to 6, 6 to 7
C. 5 to 6, 4 to 6
D. 6 to 7, 4 to 6
Answer» B. 4 to 6, 6 to 7
69.

Sperms from the spermatophores in male Cockroach are discharged during .......... .

A. Fertilization
B. Meiotic division
C. Copulation
D. Spermatogenesis
Answer» C. Copulation
70.

In each ovary of female Cockroach the most developed ova are placed at .......... .

A. Anywhere is ovarian tubule
B. At the origin of ovarian tubules
C. In the innerlayer of ovary
D. At the distal free end of ovarian tubule
Answer» D. At the distal free end of ovarian tubule
71.

During copulation, in female Cockroach ovum comes in the .......... which is present in .......... cockroach.

A. Ejaculatory duct is male
B. Ovarian tubule is female
C. Genital chamber in female
D. Genital chamber is male
Answer» C. Genital chamber in female
72.

Fertilization occurs in Cockroach in .......... .

A. Ovary
B. Ovarian tubule
C. Genital chamber
D. Ootheca
Answer» C. Genital chamber
73.

Cockroach is a .......... animal and development is .......... .

A. Viviparous, direct
B. Oviparous, direct
C. Oviparous, indirect
D. Ovoviviparous, direct
Answer» C. Oviparous, indirect
74.

Ootheca of Cockroach has .......... eggs which are .......... .

A. 14 to 16, fertilized
B. 12 to 14, fertilized
C. 14 to 16 unfertilized
D. 12 to 14 unfertilized
Answer» A. 14 to 16, fertilized
75.

The nymph of Cockroach grows into an adult Cockroach by moulting .......... times.

A. 10 to 12
B. 6 to 7
C. 8 to 10
D. 14 to 16
Answer» B. 6 to 7
76.

Howmany abdominal segments are present in male and female Cockroach ? (Kerala PMT 2008)

A. 10, 10
B. 9, 10
C. 8, 10
D. 9, 9
Answer» A. 10, 10
77.

Excretory matter of Cockroach is mainly .......... . (UP, PMT 2009)

A. Uric acid
B. Urea
C. Ammonia
D. Amino acid
Answer» A. Uric acid
78.

Which animal secrete uric acid ? (AIPMT 2009)

A. Frog
B. Man
C. Earthworm
D. Cockroach
Answer» D. Cockroach
79.

Which statement is true for Cockroach ? (NCERT)

A. Ten ovirioles in ovary
B. Nymph is catterpillar form
C. Anal cerci are absent in female animal
D. It is ureatelic animal
Answer» C. Anal cerci are absent in female animal
80.

Which is the correct option is case of Cockroch in following column A and B ?
A B
(P) Mouth parts of Cockroach (i) Anal cerci
(Q) Segments of walking leg (ii) Malpighian tubule
(R) Sound receptor structure (iii) Mandibles, maxillae
(S) Excretory unit (iv) Coxa, trochanter

A. P, Q, R, S = i, ii, iii, iv
B. P, Q, R, S = iii, iv, ii, i
C. P, Q, R, S = iii, iv, i, ii
D. P, Q, R, S = iv, iii, i, ii
Answer» C. P, Q, R, S = iii, iv, i, ii
81.

Select the correct option from following columns is case of Cockroach ?
(p) Gizzard (i) Sound receptor
(q) Rectum (ii) Chitin
(r) Anal cerci (iii) Cuticle
(s) Foregut and midgut (iv) 10th tergum

A. p, q, r, s, = i, iii, ii,iv
B. p, q, r, s = ii, iv, i, iii
C. p, q, r, s = i, iv, iii, ii
D. p, q, r, s = i, ii, iii, iv
Answer» B. p, q, r, s = ii, iv, i, iii
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