1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Male XX and female XY sometime occur due to
A
Aneuploidy
B
Deletion
C
Transfer of segments in X and Y chromosomes
D
Hormonal imbalance
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
In Hydra, waste material of food digestion and nitrogenous waste material are removed respectively from
A
mouth and mouth
B
body wall and body wall
C
mouth and body wall
D
mouth and tentacles.
3
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
In which of the following animals post anal tail is found?
A
Earthworm
B
Lower invertebrates
C
Scorpion
D
Snake
4
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Enzyme first used for nitrogen fixation
A
nitrogenaase
B
nitroreductase
C
transferase
D
transaminase