The nerve cord of chordates is:

Single, hollow, tubular and non-ganglionated

Single, solid, tubular and non-ganglionated

Double, hollow, tubular and non-ganglionated

Single, hollow, tubular and ganglionated

Match List - I with List - II . List - I List - II (a) Metamerism (i) Coelenterata (b) Canal system (ii) Ctenophora (c) Comb plates (iii) Annelida (d) Cnidoblasts (iv) Porifera

( a ) − ( iii ) ; ( b ) − ( iv ) ; ( c ) − ( ii ) ; ( d ) − ( i )

( a ) − ( iv ) ; ( b ) − ( iii ) ; ( c ) − ( i ) ; ( d ) − ( ii )

( a ) − ( iii ) ; ( b ) − ( iv ) ; ( c ) − ( i ) ; ( d ) − ( ii )

( a ) − ( iv ) ; ( b ) − ( i ) ; ( c ) − ( ii ) ; ( d ) − ( iii )

Match the species in Column-I with their respective feature of body organisation in Column-II Column-I Column-II P Mollusca i Pseudocoelom Q Annelida ii Radula R Nematoda iii Radial symmetry S Echinodermata iv Segmentation Choose the CORRECT combination.

P - ii , Q - iv , R - i , S - iii

P - ii , Q - i , R - iv , S - iii

P - iii , Q - iv , R - i , S - ii

P - iv , Q - iii , R - ii , S - i

E M B I B E

Biology Crash Course BITSAT>Chapter 4 - Animal Kingdom>Exercise 1>Q 61

EASY

Biology

IMPORTANT

Earn 100

Which of the following animal genus belongs to the phylum Echinodermata?

100% studentsanswered this correctly

Important Questions on Animal Kingdom

EASY

Biology

IMPORTANT

Biology Crash Course BITSAT>Chapter 4 - Animal Kingdom>Exercise 1>Q 62

Which of the following is exclusively marine?

HARD

Biology

IMPORTANT

Biology Crash Course BITSAT>Chapter 4 - Animal Kingdom>Exercise 1>Q 63

Water vascular system is found in

MEDIUM

Biology

IMPORTANT

Biology Crash Course BITSAT>Chapter 4 - Animal Kingdom>Exercise 1>Q 64

Read the following statements.
(a) Metagenesis is observed in Helminths.
(b) Echinoderms are triploblastic and coelomate animals.
(c) Round worms have organ-system level of body organization.
(d) Comb plates present in ctenophores help in digestion.
(e) Water vascular system is characteristic of Echinoderms.

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