Cell Structure and Function-B Cell Division (NEET Biology): Questions 22 - 27 of 32

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Question number: 22

» Cell Structure and Function » B Cell Division » Meiosis

MCQ▾

Question

The process by which the chromosome are separated in the sex cells and their number reduced from the diploid to haploid condition is known as

Choices

Choice (4) Response

a.

meiosis

b.

conjugation

c.

division

d.

mitosis

Question number: 23

» Cell Structure and Function » B Cell Division » Mitosis

MCQ▾

Question

How many mitotic divisions must occur in a cell of root tip to form 256 cells?

Choices

Choice (4) Response

a.

64

b.

8

c.

256

d.

128

Question number: 24

» Cell Structure and Function » B Cell Division » Meiosis

MCQ▾

Question

Chromosome number is halved in meiosis during

Choices

Choice (4) Response

a.

telophase-I

b.

metaphase-I

c.

metaphase-II

d.

anaphase-I

Question number: 25

» Cell Structure and Function » B Cell Division » Meiosis

MCQ▾

Question

Meiosis is significant because

Choices

Choice (4) Response

a.

It restores the original number of chromosome (after fertilization).

b.

It occurs only in vegetative cells.

c.

There is doubling of DNA contents in the cell.

d.

it produced identical cells.

Question number: 26

» Cell Structure and Function » B Cell Division » Meiosis

MCQ▾

Question

The no. of chromosome groups at the equatorial plate in metaphase-I of meiosis in plant with 2n = 50 shall be

Choices

Choice (4) Response

a.

100

b.

25

c.

50

d.

30

Question number: 27

» Cell Structure and Function » B Cell Division » Meiosis

MCQ▾

Question

The study of chromosomes at meiotic diplotene shows that

Choices

Choice (4) Response

a.

the intimately paired chromosome repel each other and begin to separate.

b.

The pairing of homologous chromosome which had initiated in the earlier stage is completed.

c.

The homologous chromosomes remain united by chiasmata.

d.

All of the above

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