1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
In Arthropoda, hend and thorax are often used to form cephalothorax, but in which one of the following classes, is the body divided into head thorax and abdomen?
A
Insecta
B
Myriapoda
C
Crustacea
D
Arachnida and curstacea
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the Phylum
A
Annelida
B
Mollusca
C
Cnidaria
D
Echinodermata.
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
One of the following is a very unique feature of the mammalian body
A
homeothermy
B
presence of diaphragm
C
four chambered heart
D
rib cage.
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
When a fresh-water protozoan possessing a contractile vacuole, is placed in a glass containing marrine water, the vacuole will
A
increase in number
B
disappear
C
increase in size
D
decrease in size

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