1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
In a type of apomixis known as advice embryony, embryos develop directly from the
A
nucellus or integuments
B
zygote
C
synergids or antipodals in an embryo sac
D
accessory embryo sacs in the ovule.
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Grey crescent is the area -
A
Just opposite to the site of entry of sperm into ovum
B
At the point of entry of sperm into ovum
C
At the vegetal pole
D
At the animal pole
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
If mammalian ovum fails to get fertilized, which one of the following is unlikely
A
Corpus luteum will disintegrate
B
Estrogen secretion further decreases
C
Primary follicle starts developing
D
Progesterone secretion rapidly declines
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
In order to find out the different types of gametes produced by a pea plants having the genotype AaBb, it should be crossed to a plant with the genotype -
A
aaBB
B
aabb
C
AaBb
D
AABB
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