1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is totally wrong about the occurrence of notochord, while the other three are correct?
A
It is present only in larval tail in ascidian.
B
It is replaced by a vertebral column in adult frog.
C
It is absent throughout life in humans form the very beginning.
D
It is present throughout life in Amphioxus.
2
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
The figures (A – D) show four animals. Select the correct option with respect to a common characteristic of two of these animals. AIPMT 2011 Mains Biology - Animal Kingdom Question 33 English
A
(A) and (B) have cnidoblasts for selfdefence
B
(A) and (D) respire mainly through body wall
C
(C) and (D) have a true coelom
D
(B) and (C) show radial symmetry
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
What will you look for to identify the sex of the following?
A
Female Ascaris-sharply curved posterior end
B
Male frog- a copulatory pad on the first digit of the hind limb
C
Female cockroach-anal cerci
D
Male shark-claspers brone on pelvic fins
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following groups of animals is correctly matched with its characteristic feature without any exception?
A
Reptilia : posses 3-chambeared heart with an incomplrtrly divided ventricle
B
Chordata : possess a mouth with an upper and a lower jaw
C
Chondrichthyes : possess cartilaginous endoskeleton
D
Mammalia : give birth to young ones
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