1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following categories of animals, is correctly described with no single exception in it?
A
All reptiles posses scales, have a three chambered heart and are cold blooded (poikilothermal).
B
All bony fishes have four pairs of gills and an operculum on each side.
C
All sponges are marine and have collared cells.
D
All mammals are viviparous and possess diaphargm for breathing.
2
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
Pheretima and its close relatives derive nourishment from
A
sugarcane roots
B
decaying fallen leaves and soil organic matter
C
soil insects
D
small pieces of fresh fallen leaves of maize, etc.
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
Change Language
In which one of the following, the genus name, its two characters and its phylum are not correctly matched, whereas the remaining three are correct?
A
Genus name Two characters Class/Phylum
Pila (a)  Body segmented
(b)  Mouth with radula
Mollusca
B
Genus name Two characters Class/Phylum
Asteria (a)  Spiny Skinned
(b)  Water vascular system
Echinoermata
C
Genus name Two characters Class/Phylum
Sycon (a)  Pore bearing
(b)  Canal system
Porifera
D
Genus name Two characters Class/Phylum
Periplaneta (a)  Jointed appendages
(b)  Chitinous exoskeleton
Arthropoda
4
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.
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