1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
What is the fate of the male gametes discharged in the synergid?
A
One fuses with the egg, other (s) fuse (s) with synergid nucleus.
B
One fuses with the egg and other fuses with central cell nuclei.
C
One fuses with the egg, other (s) degenerate (s) in the synergid.
D
All fuse with the egg.
2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Which of the following has proved helpful in preserving pollen as fossils?
A
Pollenkitt
B
Cellulosic intine
C
Oil content
D
Sporopollenin
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Winged pollen grains are present in
A
Mustard
B
Cycas
C
Mango
D
Pinus
4
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Double fertilization is
A
fusion of two male gametes of a pollen tube with two different eggs
B
fusion of one male gamete with two polar nuclei
C
fusion of two male gametes with one egg
D
syngamy and triple fusion
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