Cell Structure and Function (NEET Biology): Questions 95 - 102 of 407

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Question number: 95

» 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: 96

» 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: 97

» Cell Structure and Function » Cell Organelles - Structure and Function » Mitochondria

MCQ▾

Question

Centre of phosphorylation is

Choices

Choice (4) Response

a.

peroxisome

b.

ribosome

c.

mitochondria

d.

oxysome

Question number: 98

» Cell Structure and Function » Chemical Constituents of Living Cells » Proteins

MCQ▾

Question

Which of the following amino acids is not optically active?

Choices

Choice (4) Response

a.

Isoleucine

b.

Valine

c.

Leucine

d.

Glycine

Question number: 99

» 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: 100

» 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: 101

» Cell Structure and Function » Cell and Cell Theory

MCQ▾

Question

The inherent capacity of a cell to regenerate a new whole organism is called

Choices

Choice (4) Response

a.

totipotency

b.

differentiation

c.

ontogeny

d.

phycogeny

Question number: 102

» 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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