NEET Biology MCQ - Biological Classification Animals II MCQ - Quiz-7 Solution

Q.1.

Four suckers present on the scolex of Tapeworm are meant for

29%
a) Attachment
39%
b) Sucking food
10%
c) Crushing food
22%
d) All of these

Explanation

Q.2.

Which of the following statements are wrong: I. Parapodia are lateral appendages in arthropods used for swimming. II. Radula in Molluscans are structures involved in excretion. III. Aschelminthes are dioecious. IV. Echinoderms adults show radial symmetry. V. Ctenophores are diploblastic.

32%
a) I and V
35%
b) I and II
19%
c) I, IV and V
13%
d) I, II and III.

Explanation

Q.3.

Male Ascaris is differentiable from Ascaris in

14%
a) Presence of post-anal papillae
55%
b) Presence of pre-anal papillae
14%
c) Presence of penial setae
17%
d) All the above

Explanation

Q.4.

A common feature of cockroach and housefly is that both

12%
a) Feed on liquid food
19%
b) Have compound eyes
35%
c) Have two pairs of wings
35%
d) Have a pupal stage in life

Explanation

Q.5.

Contractile structure of nematoblast is

5%
a) Lassco
50%
b) Cnidocil
32%
c) Tube
14%
d) Refractive rods

Explanation

Q.6.

Larva of housefly lacks

14%
a) Eyes
33%
b) Abdomen
43%
c) Fins ( Wings)
10%
d) Spiracles

Explanation

Q.7.

The endoskeleton of echinoderms is ............. in origin.

11%
a) Ectodermal
32%
b) Mesodermal
37%
c) Endodermal
21%
d) Meso-endodermal

Explanation

Q.8.

Sponges lack

12%
a) Body plan
38%
b) Cellular differentiation
31%
c) Appendages
19%
d) Sexual reproduction

Explanation

Q.9.

ch the items/features given in Column I with their examples given in Column II and select the correct match from the options given below:

Column I (Terms/features)	Column II (Examples)
a. Gregarious pest	Hirudinaria
b. Vector	2.Planaria
c. Oviparous with indirect development	Pinctada
d. Metameres	Aedes
e. High regeneration capacity	Locusta

0%
a) a →1 , b → 2 ,c → 3 , d → 4 ,e → 5 ,
50%
b) a →5 , b → 4 ,c → 3 , d → 1 ,e → 2 ,
29%
c) a →5 , b → 4 ,c → 3 , d → 2 ,e → 1 ,
21%
d) a →4 , b → 3 ,c → 2 , d → 5 ,e → 1 ,

Explanation

Q.10.

The nutrition in sponges is

19%
a) Holozoic
56%
b) Holophytic
25%
c) Saprozoic
0%
d) Mixotrophic

Explanation

Q.11.

In sponges, which of the following corresponds to the mouth of other animals?

25%
a) Osculum
44%
b) Incurrent canal
25%
c) Ostia
6%
d) Excurrent canal

Explanation

Q.12.

Ascaris lumbricoides is commonly called

13%
a) Roundworm
47%
b) Hookworm
27%
c) Seat worm
13%
d) Pinworm

Explanation

Q.13.

The basic types of individuals seen in coelenterates are polyps and medusa. Polyps produce medusa:

40%
a) Sexually
40%
b) Asexually
13%
c) Metagenetically
7%
d) Sometimes sexually and sometimes asexually.

Explanation

Q.14.

A larval stage and metamorphosis do not occur in the life cycle of

13%
a) Housfly
47%
b) Leucosolenia
20%
c) Frog
20%
d) Earthworm

Explanation

Q.15.

Which one is bisexual animal

7%
a) Housefly
47%
b) Leech
27%
c) Ascaris
20%
d) Honeybee

Explanation

Q.16.

Match the following:

Column I	Column II
a Thesocytes	1 Sponging fibres
b Gemmules	2 Food storing cells
c Osculum	3 Involved in reproduction
d Spicules	4 Collar cells
- - - -	5 Water exists the Spongocoel through this structure

14%
a) a →1 , b → 2 ,c → 3 , d → 4
57%
b) a →3 , b → 1 ,c → 4 , d → 5
14%
c) a →2 , b → 3 ,c → 4 , d → 1
14%
d) a →2 , b → 3 ,c → 5 , d → 1

Explanation

Q.17.

Which is not true:

12%
a) Balanoglossus is a burrowing hemichordate inhabiting shallow coastal waters
31%
b) It is also known as tongue worm or acorn worm.
31%
c) It is a ciliary feeder.
25%
d) Stomochord, also known as ‘buccal diverticulum’ is present in the collar

Explanation

Q.18.

Nephridia and setae are seen in

20%
a) Sea anemone
27%
b) Sea urchin
33%
c) Earthworm
20%
d) Sea lemon

Explanation

Q.19.

Which is true of Taenia

20%
a) Anterior mature proglottides contain male organs while ripe proglottides have uterus filled with eggs
53%
b) All proglottides have both male and female organs
20%
c) Female organs are confined to anterior proglottides
7%
d) Male organs are confined to posterior proglottides

Explanation

Q.20.

Which type of fertilization occurs in echinoderms?

7%
a) External
57%
b) Internal
21%
c) In cocoon
14%
d) In ootheca

Explanation

Q.21.

Which one of the following is a matching set of a phylum and its three examples?

14%
a) Arthropoda – Cray fish, Silver fish, Cuttle fish.
50%
b) Mollusca – Apple snail, Mussel, Squid.
21%
c) Echinodermata – Sea urchin, Sea cucumber, Sea anemone.
14%
d) Echinodermata – Ophiura, Asterias, Adamsia.

Explanation

Q.22.

In which coelenterate the medusoid is predominant while polyp formi is reduced or absent?

14%
a) Physalia
50%
b) Aurelia
29%
c) Metridium
7%
d) Madrepora

Explanation

Q.23.

Find out the mismatch:

23%
a) Sponges – Asymmetry.
31%
b) Comb jellies – Bioluminescence.
31%
c) Aurelia – Diploblastic.
15%
d) Locusta – Beneficial insect.

Explanation

Q.24.

Filter feeding occurs in

17%
a) Dentalium
42%
b) Pila
8%
c) Unio
33%
d) Amoeba

Explanation

Q.25.

In Ascaris male is different from female in

25%
a) Presence of suckers
25%
b) Elongated body
42%
c) Taperring tail with penial spicules
8%
d) Curved tail with penial spicules

Explanation

Q.26.

Cysticercus stage of Taenia solium is found in

42%
a) Man
33%
b) Pig
17%
c) Goat
8%
d) Sheep

Explanation

Q.27.

Intermediate host of Ascaris lumbricoides is

0%
a) Mosquito
50%
b) Pig
33%
c) Snail
17%
d) None

Explanation

Q.28.

The cells absent in sponges are

33%
a) Reserve cells
17%
b) Nerve cells
33%
c) Germ cells
17%
d) Gland cells

Explanation

Q.29.

Ascaris larva is called

33%
a) Cysticerus
8%
b) Rhabditiform
33%
c) Hexacanth
25%
d) Onchosphere

Explanation

Q.30.

Water vascular system is found in

21%
a) Sponges
14%
b) Cnidarians
21%
c) Echinoderms
43%
d) Both(a) and (c)

Explanation

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