NEET 2020 Phase 1 | NEET Year Wise Previous Years Questions

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

Which of the following statements are true for the phylum-Chordata

(i) In Urochordata notochord extends from head to tail and it is present throughout their life.
(ii) In Vertebrata notochord is present during the embryonic period only.
(iii) Central nervous system is dorsal and hollow.
(iv) Chordata is divided into 3 subphyla: Hemichordata, Tunicata and Cephalochordata.

(iii) and (i)

(i) and (ii)

(ii) and (iii)

(i) and (iii)

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

If the head of cockroach is removed, it may live for few days because

the cockroach does not have nervous system.

the head holds a small proportion of a nervous system while the rest is situated along the ventral part of its body.

the head holds a 1/3^rd of a nervous system while the rest is situated along the dorsal part of its body.

the supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen.

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

Match the following columns and select the correct option :

Column-I	Column-II
(a) Gregarious, polyphagous pest	(i) Asterias
(b) Adult with radial symmetry and larva with bilateral symmetry	(ii) Scorpion
(c) Book lungs	(iii) Ctenoplana
(d) Bioluminescence	(iv) Locusta

(A)	(B)	(C)	(D)
(iv)	(i)	(ii)	(iii)

(A)	(B)	(C)	(D)
(iii)	(ii)	(i)	(iv)

(A)	(B)	(C)	(D)
(ii)	(i)	(iii)	(iv)

(A)	(B)	(C)	(D)
(i)	(iii)	(ii)	(iv)

NEET 2020 Phase 1

MCQ (Single Correct Answer)

-1

Match the following columns and select the correct option :

Column-I	Column-II
(a) 6-15 pairs of gill slits	(i) Trygon
(b) Heterocercal	(ii) Cyclostomes
(c) Air Bladder	(iii) Chondrichthyes
(d) Poison sting	(iv) Osteichthyes

(A)	(B)	(C)	(D)
(iii)	(iv)	(i)	(ii)

(A)	(B)	(C)	(D)
(iv)	(ii)	(iii)	(i)

(A)	(B)	(C)	(D)
(i)	(iv)	(iii)	(ii)

(A)	(B)	(C)	(D)
(ii)	(iii)	(iv)	(i)

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