NSO Level 1- Science Olympiad (SOF) Class 10: Questions 253 - 257 of 986

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Question 253

Question

MCQ▾

In the given circuit, the voltmeter records . The resistance of the voltmeter in ohms is

The Resistance of the Voltmeter

Choices

Choice (4)Response

a.

10

b.

200

c.

100

d.

50

Question 254

Question

Match List-Ⅰ List-Ⅱ▾

Match both the columns and mark the correct option from the codes given below.

List-Ⅰ (Column I)List-Ⅱ (Column II)
(A)

Barium

(i)

Alkaline earth metals

(B)

Sodium

(ii)

Chalcogens

(C)

Iodine

(iii)

Halogen

(D)

Tellurium

(iv)

Alkali metals

Choices

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

a.

  • (iii)
  • (ii)
  • (iv)
  • (i)

b.

  • (i)
  • (iv)
  • (iii)
  • (ii)

c.

  • (iv)
  • (iii)
  • (i)
  • (ii)

d.

  • (iv)
  • (i)
  • (ii)
  • (iii)

Question 255

Question

MCQ▾

Which is the not correct for, the main organs of the respiratory system are

Choices

Choice (4)Response

a.

Bronchi

b.

Nasal cavity

c.

Larynx

d.

All a., b. and c. are correct

Question 256

Question

MCQ▾

Which of the following is correct example of Vegetative propagation by leaf?

Choices

Choice (4)Response

a.

Bryophyllum

b.

Dalbergia sissoo

c.

Ginger

d.

Murraya

Question 257

Question

MCQ▾

Rainbow is shaped similar to an arc because of

Choices

Choice (4)Response

a.

Reflection of eye

b.

Because of air

c.

Formed by the dispersion of white light by spherical water droplets

d.

Question does not provide sufficient data or is vague

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