NSO Level 1- Science Olympiad (SOF) Class 9: Questions 52 - 57 of 1128

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Question 52

Question

MCQ▾

Capability of cell to produce new cell is known as

Choices

Choice (4)Response

a.

Pluripotency

b.

Multipotency

c.

Totipotency

d.

All a., b. and c. are correct

Question 53

Question

Match List-Ⅰ List-Ⅱ▾

Match the followings:

List-Ⅰ (Group I)List-Ⅱ (Group II)
(A)

Crossing over

(i)

Homologous chromosome

(B)

Alleles

(ii)

Exchange of genetic material

(C)

Chromosome

(iii)

Alternative form of a gene

(D)

Bivalent

(iv)

Condensed and replicated DNA

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (i)
  • (ii)
  • (iii)
  • (iv)

b.

  • (ii)
  • (i)
  • (iv)
  • (iii)

c.

  • (i)
  • (iii)
  • (iv)
  • (ii)

d.

  • (ii)
  • (iii)
  • (i)
  • (iv)

Question 54

Question

MCQ▾

Polycistronic mRNA means

Choices

Choice (4)Response

a.

Cells containing many cisternae

b.

Several ribosomes attached to single mRNA

c.

Several mRNA attached to single ribosomes

d.

All of the above

Question 55

Question

MCQ▾

Name the following given fig.

Identify the Given Figure

Choices

Choice (4)Response

a.

Chromatid

b.

Chromosome

c.

Gene

d.

DNA

Question 56

Question

MCQ▾

Mesosomes are extensions of plasma membrane and occur in the form of

Choices

Choice (4)Response

a.

Tubules

b.

Vesicles

c.

Lamellae

d.

All a., b. and c. are correct

Question 57

Question

MCQ▾

Which of the following play an important role in bacterial conjugation?

Choices

Choice (4)Response

a.

Fimbriae

b.

Flagella

c.

Pili

d.

Both a. and c. are correct

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