1
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following is the starter codon ?
A
AUG
B
UAG
C
UAA
D
UGA
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Which of the following statements is not correct?
A
Pollen germination and pollen tube growth are regulated by chemical componrnts of pollen interacting with those of the pistil.
B
Some reptiles have also been reported as pollinators in some plant species.
C
Pollen grains of many species can germinate on the stigma of a flower, but only one pollen tube of the same species grows into the style.
D
Insects that consume pollen or nectar without bringing about pollination are called pollen/ nectar robbers.
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Fertilisation in humans is practically feasible only if
A
the ovum and sperms are transported simultaneously to ampullary-isthmic junction of the cervix
B
the sperms are transported into cervix within 48 hrs of release of ovum in uterus
C
the sperms are transported into vagina just after the release of ovum in Fallopian tube
D
the ovum and sperms are transported simultaneously to ampullary$$-$$isthmic junction of the Fallopian tube.
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
In context of Amniocentesis, which of the following statement is incorrect ?
A
It can be used for detection of Down syndrome
B
It is usually done when a woman is between 14-16 weeks pregnant
C
It is used for prenatal sex determination
D
It can be used for detection of Cleft palate