1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
If the head of cockroach is removed, it may live for few days because
A
the cockroach does not have nervous system.
B
the head holds a small proportion of a nervous system while the rest is situated along the ventral part of its body.
C
the head holds a 1/3rd of a nervous system while the rest is situated along the dorsal part of its body.
D
the supra-oesophageal ganglia of the cockroach are situated in ventral part of abdomen.
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
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
(A) (B) (C) (D)
(iv) (i) (ii) (iii)
B
(A) (B) (C) (D)
(iii) (ii) (i) (iv)
C
(A) (B) (C) (D)
(ii) (i) (iii) (iv)
D
(A) (B) (C) (D)
(i) (iii) (ii) (iv)
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
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
(A) (B) (C) (D)
(iii) (iv) (i) (ii)
B
(A) (B) (C) (D)
(iv) (ii) (iii) (i)
C
(A) (B) (C) (D)
(i) (iv) (iii) (ii)
D
(A) (B) (C) (D)
(ii) (iii) (iv) (i)
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Ray florets have
A
Superior ovary
B
Hypogynous ovary
C
Half inferior ovary
D
Inferior ovary
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