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12th Maharashtra Board
IMPORTANT
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Which of the following types require pollinator but result is genetically similar to autogamy?

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Important Questions on Reproduction in Lower and Higher Plants

HARD
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 1
If diploid chromosome number in a flowering plant is 12, then which one of the following will have 6 chromosomes?
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 1
In angiosperms, endosperm is formed by
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 1
Point out the odd one
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2
Name the part of gynoecium that determines the compatible nature of pollen grain.
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2
How many haploid cells are present in a mature embryo sac ?
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2
Even though each pollen grain has 2 male gametes, why atleast 20 pollen grains are required to fertilize 20 ovules in a particular carpel?
MEDIUM
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2
Define megasporogenesis.
EASY
12th Maharashtra Board
IMPORTANT
Biology Standard 12>Chapter 1 - Reproduction in Lower and Higher Plants>Exercise>Q 2
What is hydrophily?