1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
One example of animals having a single opening to the outside that serves both as mouth as well as anus is
A
Octopus
B
Asterias
C
Ascidia
D
Fasciola.
2
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements about all the four of Spongilla, leech, dolphin and penguin is correct?
A
Penguin is homoiothermic while the remaining three are poikilothermic.
B
Leech is a fresh water form while all others are marine.
C
Spongilla has special collared cells called choanocytes, not found in the remaining three. All arebilaterally symmetrical.
D
All are bilaterally symmetrical.
3
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following kinds of animals are triploblastic?
A
Flatworms
B
Sponges
C
Ctenophores
D
Corals
4
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements about morula in humans is correct?
A
It has almost equal quantity of cytoplasm as an uncleaved zygote but much more DNA
B
It has far less cytoplasm as well as less DNA than in an uncleaved zygote
C
It has more or less equal quantity of cytoplasm and DNA as in uncleaved zygote
D
It has more cytoplasm and more DNA than an uncleaved zygote
EXAM MAP