EASY
12th CBSE
IMPORTANT
Earn 100
The appearance of vegetative propagules from the nodes of plants such as sugarcane and ginger is mainly because
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Important Questions on Reproduction in Organisms
MEDIUM
12th CBSE
IMPORTANT
Which of the following statements, support the view that elaborate sexual reproductive process appeared much later in the organic evolution?
i. Lower groups of organisms have simpler body design.
ii. Asexual reproduction is common in lower groups.
iii. Asexual reproduction is common in higher groups of organisms.
iv. The high incidence of sexual reproduction in angiosperms and vertebrates.
Choose the correct answer from the options given below:
MEDIUM
12th CBSE
IMPORTANT
Offspring formed by sexual reproduction exhibit more variation than those formed by asexual reproduction because
MEDIUM
12th CBSE
IMPORTANT
Choose the correct statement from amongst the following:
MEDIUM
12th CBSE
IMPORTANT
There is no natural death in single celled organisms like Amoeba and bacteria because
HARD
12th CBSE
IMPORTANT
There are various types of reproduction. The type of reproduction adopted by an organism depends on
MEDIUM
12th CBSE
IMPORTANT
Identify the incorrect statement.
EASY
12th CBSE
IMPORTANT
Which of the following is a post-fertilisation event in flowering plants?
HARD
12th CBSE
IMPORTANT
The number of chromosomes in the shoot tip cells of a maize plant is 20. The number of chromosomes in the microspore mother cells of the same plant shall be
