NSO Level 1- Science Olympiad (SOF) Class 9: Questions 922 - 927 of 1123

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Question number: 922

» Chemistry » Structure of the Atom

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MCQ▾

Question

Mass number of an atom is equal to the number of

Choices

Choice (4) Response

a.

Neutrons

b.

Nucleons

c.

Protons

d.

Electrons

Question number: 923

» Biology » Tissues

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Match List-Ⅰ List-Ⅱ▾

Question

Match the column (I) with column (II)

List-Ⅰ (Column I) List-Ⅱ (Column II)

(A)

Straited muscle

(i)

Attached to bones

(B)

Adipose tissue

(ii)

Areolar tissue

(C)

Smoothens bone surface at joints

(iii)

Skin

(D)

Stratified squamous epithelium

(iv)

Blood

(E)

Fluid connective tissue

(v)

Cartilage

(F)

Filling of space

(vi)

Insulator

Choices

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

a.

  • (iv)
  • (ii)
  • (vi)
  • (i)
  • (v)
  • (iii)

b.

  • (iii)
  • (i)
  • (iv)
  • (vi)
  • (ii)
  • (v)

c.

  • (v)
  • (ii)
  • (vi)
  • (iv)
  • (i)
  • (iii)

d.

  • (i)
  • (vi)
  • (v)
  • (iii)
  • (iv)
  • (ii)

Question number: 924

» Mental Ability

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MCQ▾

Question

Two buses complete a journey of 450 km in hours and the other a journey of km in 10 hours. The ratio of their average speeds is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 925

» Chemistry » Atoms & Molecules

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MCQ▾

Question

The scientist who introduced the law of definite proportions is

Choices

Choice (4) Response

a.

Leucippus

b.

John Dalton

c.

Democritus

d.

Joseph L. Proust

Question number: 926

» Chemistry » The Nature of Matter

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MCQ▾

Question

The elements that change to liquid state on hot days are

Choices

Choice (4) Response

a.

Nitrogen and oxygen

b.

Sodium and potassium

c.

Mercury and bromine

d.

Gallium and cesium

Question number: 927

» Biology » Health & Diseases

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MCQ▾

Question

Sakshi is suffering from common cold. Which of these will not reduce the severity or duration of the disease?

Choices

Choice (4) Response

a.

Anti-inflammatories

b.

Antibiotics

c.

Decongestants

d.

Acetaminophens

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