1
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

In 'rivet popper hypothesis', Paul Ehrlich compared the rivets in an airplane to :

A
species within a genus
B
genetic diversity
C
ecosystem
D
genera within a family
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

In a pea flower, five petals are arranged in a specialized manner with one posterior, two lateral and two anterior. These are named as ___________, __________ and _________ respectively.

A
Keel, Wings and Standard
B
Vexillum, Keel and Standard
C
Keel, Standard and Carina
D
Standard, Wings and Keel
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

In which of the following sets of families, the pollen grains are viable for months?

A
Solanaceae, Poaceae and Liliaceae
B
Brassicaceae, Liliaceae and Poaceae
C
Rosaceae, Liliaceae and Poaceae
D
Leguminosae, Solanaceae and Rosaceae
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Transfer of pollen grains from anther to stigma of another flower of same plant is known as :

A
Geitonogamy
B
Xenogamy
C
Autogamy
D
Cleistogamy
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