Animal Kingdom - I Biology Test Series for NEET - 2020

Test Preparation on Animal Kingdom - I Biology Test Series for NEET - 2020

1.

Animals/organisms floating on the surface of water are

1Plankton
2Pelagic
3Benthon
4Neritic

2.

Radial symmetry occurs in

1Fishes
2Molluscs
3Star Fishes
4Sponges

3.

Organisms attached to substratum generally possesses

1Asymmetrical body
2Radial symmetry
3One single opening of digestive canal
4Cilia on the surface to create water current

4.

Trochophore larva occurs in

1Annelida and Porifera
2Coelenterata and Annelida
3Mollusca and Coelenterata
4Annelida and Mollusca

5.

Cell aggregate plan is found in

1Cnidarians
2Sponges
3Roundworms
4Flatworms

(b) The cell aggregate plan is seen in simplest animals, such
as sponge. This plan exhibits essentially cluster of cells
with rudimentary of labour amongst them.

6.

Cold-blooded animals fall under the category of

1Ectotherms
2Psychrotherms
3Endotherms
4Thermophiles

7.

Mouth develops first in the embryo and anus is formed later
in

1Deuterostomes
2Protostomes
3Echinoderms
4Chordates

8.

Which of these statements are incorrect
(i) Parapodia are lateral appendages in arthropods used
for swimming
(ii) Radula in molluscs are structures involved in excretion
(iii) Aschelminthes are dioecious
(iv) Enchinoderm adults show radial symmetry
(v) Ctenophorans are diploblastic

1(i) and (ii)
2(i) and (iii)
3(i), (iv) and (v)
4(iii) and (v)

9.

Radial symmetry occurs in

1Porifera and Coelenterata
2Coelenterata and Echinodermata
3Coelenterata and Platyhelminthes
4Arthropoda and Mollusca

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