Free Scientific Reasoning MCQs with Answers

334 Scientific Reasoning MCQs from Analytical and Logical Reasoning, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.

Scientific reasoning evaluates hypotheses through observations, variables, controls, measurements and experimental results. Questions involve identifying independent and dependent variables, recognising a fair test, interpreting tables or graphs, distinguishing evidence from opinion, and deciding whether data supports, rejects or leaves a hypothesis unresolved.

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334 questions · page 9 of 17

  • A. A
  • B. B
  • C. C
  • D. D

Explanation: Option A is the correct answer because it accurately represents the shape that would be formed by folding a rectangular strip along the…

Correct answer: A
  • A. 11.1%
  • B. 12.5%
  • C. 14.0%
  • D. 15.0%

Explanation: To find the percentage of the service charge added to the bill, you need to divide the service charge by the total cost and multiply by…

Correct answer: 12.5%
  • A. Powfist
  • B. Camoror
  • C. Sgirk
  • D. Fiesta

Explanation: The correct answer is Powfist. Ed has already represented Fiesta, Camoror, and Sgirk using graphs, so Powfist's graph is the one that has…

Correct answer: Powfist
  • A. Kewham
  • B. Arcaster
  • C. Essley
  • D. Teedon

Explanation: The correct answer is Teedon station. This is because it is the only station where two trams depart in opposite directions at the same…

Correct answer: Teedon
  • A. A
  • B. B
  • C. C
  • D. D

Explanation: After the die is rotated a half turn about each axis, face A will end up on the top.

Correct answer: A
  • A. $5 for the card and a discount of 10% on ticket prices
  • B. $5 for the card and a discount of 50% on ticket prices
  • C. $10 for the card and a discount of 50% on ticket prices
  • D. $10 for the card and a discount of 80% on ticket prices

Explanation: The correct answer is Option A: $5 for the card and a discount of 10% on ticket prices.

Correct answer: $5 for the card and a discount of 10% on ticket prices
  • A. No farther
  • B. 10km
  • C. 20km
  • D. There is not enough information to work it out

Explanation: Mrs Porter drove 10km farther than Mr Porter. On the way there, Mr Porter drove 20km and Mrs Porter drove 30km on the return journey.

Correct answer: 20km
  • A. 4 km
  • B. 17 km
  • C. 39 km
  • D. 56 km

Explanation: The correct answer is 56 km. Gemma saw the first sign before falling asleep, missing the distance covered to that point.

Correct answer: 56 km
  • A. $8.65 + $0.30 per minute
  • B. $9.05 + $0.20 per minute
  • C. $8.15 + $0.25 per minute
  • D. $11.85 + $0.15 per minute

Explanation: The correct formula used by the cafe is $8.15 + $0.25 per minute. This can be deduced from the given data where the cost for each child's…

Correct answer: $8.15 + $0.25 per minute
  • A. A
  • B. B
  • C. C
  • D. D

Explanation: The correct answer is Option D. When the block shown in the question is interlocked with Block D, they combine to form a solid cube.

Correct answer: D
  • A. Tile X will be striped and tile Y will be plain black
  • B. Tile X will be chequered and tile Y will be striped
  • C. Tile X will be striped and tile Y will be chequered
  • D. Tile X will be plain black and tile Y will be striped

Explanation: In this scenario, Anita must ensure that no two adjacent tiles have the same pattern.

Correct answer: Tile X will be striped and tile Y will be chequered