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Science MCQ

T1 CH3 Matter Around Us · Tamil Nadu Board STD 6 (Tamil - English Medium). 12 questions.

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12 questions · timed · auto-graded

MCQ 11 Mark
Among the following ______ is not a mixture.
  • A
    coffee with milk
  • B
    lemon juice
  • ✓
    water
  • D
    ice cream embedded with nuts
Answer
Correct option: C.
water
Among the following water is not a mixture.
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MCQ 21 Mark
Filtration method is effective in separating ______ mixture.
  • A
    solid-solid
  • ✓
    solid-liquid
  • C
    liquid-liquid
  • D
    liquid-gas
Answer
Correct option: B.
solid-liquid
Filtration method is effective in separating solid-liquid mixture.
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MCQ 31 Mark
______ is essential to perform winnowing activity.
  • A
    Rain
  • B
    Soil
  • C
    Water
  • ✓
    Air
Answer
Correct option: D.
Air
Air is essential to perform winnowing activity.
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MCQ 41 Mark
Lighter impurities like dust when mixed with rice or pulses can be removed by ______.
  • A
    filtration
  • B
    sedimentation
  • C
    decantation
  • ✓
    winnowing
Answer
Correct option: D.
winnowing
Lighter impurities like dust when mixed with rice or pulses can be removed by winnowing.
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MCQ 51 Mark
Seeds from water-melon can be removed by ______
  • ✓
    hand-picking
  • B
    filtration
  • C
    magnetic separation
  • D
    decantation
Answer
Correct option: A.
hand-picking
Seeds from water-melon can be removed byhand-picking.
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MCQ 61 Mark
200 ml of water is poured into a bowl of 400 ml capacity. The volume of water will be ______.
  • A
    400 ml
  • B
    600 ml
  • ✓
    200 ml
  • D
    800 ml
Answer
Correct option: C.
200 ml
200 ml of water is poured into a bowl of 400 ml capacity. The volume of water will be 200 ml.
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MCQ 71 Mark
______ is not made of matter.
  • A
    Gold ring
  • B
    Iron nail
  • ✓
    Light ray
  • D
    Oil drop
Answer
Correct option: C.
Light ray
Light ray is not made of matter.
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MCQ 81 Mark
Pure rava, when adultered with wheat flour, is separated by
  • ✓
    Sieving
  • B
    Filtration
  • C
    Winnowing
  • D
    Threshing
Answer
Correct option: A.
Sieving
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MCQ 91 Mark
One dot that you make with your pen has more than ______ lakh molecules.
  • A
    One
  • ✓
    Two
  • C
    Four
  • D
    Three
Answer
Correct option: B.
Two
Two
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MCQ 101 Mark
Which among the following is not a matter?
  • ✓
    Electron
  • B
    Blood
  • C
    Moonrock
  • D
    Humidity
Answer
Correct option: A.
Electron
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MCQ 111 Mark
A standard sheet of paper is about atoms thick.
  • A
    Thousands
  • B
    Crores
  • C
    Lakhs
  • ✓
    Million
Answer
Correct option: D.
Million
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MCQ 121 Mark
Which of the following are homogeneous in nature?
(i) ice
(ii) wood
(iii) soil
(iv) Air
  • A
    (i) and (iii)
  • B
    (ii) and (iv)
  • ✓
    (i) and (iv)
  • D
    (iii) and (iv)
Answer
Correct option: C.
(i) and (iv)
(i) and (iv)
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