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Question (11)

QN0013043

A student colours four equal paper pieces using turmeric, spinach, beetroot and henna. What is the main variable being compared?

(A) Paper size
(B) Natural ingredient used
(C) Number of papers
(D) Drying place

Correct Answer: B

Explanation:

The experiment compares the effect of different natural ingredients.

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Question (12)

QN0013044

If one paper piece receives double the amount of beetroot paste compared to another, the experiment becomes:

(A) More accurate
(B) Unfair for comparison
(C) Faster
(D) More scientific

Correct Answer: B

Explanation:

Equal quantities are needed for a fair test.

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Question (13)

QN0013045

Which observation is recorded in the Natural Colour Experiment?

(A) Paper weight only
(B) Colour and brightness
(C) Paper price
(D) Paper brand

Correct Answer: B

Explanation:

Colour and brightness are observed.

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Question (14)

QN0013046

The purpose of writing observations in a table is to:

(A) Decorate the notebook
(B) Organise experiment results
(C) Increase paper thickness
(D) Store colours

Correct Answer: B

Explanation:

Tables help organise results.

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Question (15)

QN0013047

Which combination correctly matches ingredient and colour?

(A) Turmeric–Yellow
(B) Spinach–Blue
(C) Beetroot–Green
(D) Henna–White

Correct Answer: A

Explanation:

Turmeric gives yellow colour.

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Question (16)

QN0013048

A child wants to make a natural red colour. Which ingredient is most suitable?

(A) Beetroot
(B) Spinach
(C) Turmeric
(D) Henna

Correct Answer: A

Explanation:

Beetroot can provide red colour.

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Question (17)

QN0013049

A child wants to test which natural ingredient gives the brightest colour. What should remain the same?

(A) Quantity of ingredients and paper size
(B) Colour of table
(C) Number of students
(D) Shape of room

Correct Answer: A

Explanation:

Only the ingredient should change.

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Question (18)

QN0013050

The Natural Colour Experiment encourages students to observe:

(A) Only names of plants
(B) Differences in natural colours
(C) Computer designs
(D) Artificial colouring methods

Correct Answer: B

Explanation:

The activity compares natural colour differences.

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Question (19)

QN0013051

If three paper pieces use equal amounts of colour but one looks brighter, it shows that:

(A) All natural colours behave exactly the same
(B) Different ingredients produce different colour effects
(C) Paper cannot absorb colour
(D) Experiment failed

Correct Answer: B

Explanation:

Different ingredients create different effects.

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Question (20)

QN0013052

Which is the best reason to explore natural colours?

(A) To understand plant-based colouring
(B) To avoid learning science
(C) To increase waste
(D) To replace all paper

Correct Answer: A

Explanation:

Natural colours help us understand plant-based dyes.

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Question (11)

A student colours four equal paper pieces using turmeric, spinach, beetroot and henna. What is the main variable being compared?

Explanation:

Link:

Question (12)

If one paper piece receives double the amount of beetroot paste compared to another, the experiment becomes:

Explanation:

Link:

Question (13)

Which observation is recorded in the Natural Colour Experiment?

Explanation:

Link:

Question (14)

The purpose of writing observations in a table is to:

Explanation:

Link:

Question (15)

Which combination correctly matches ingredient and colour?

Explanation:

Link:

Question (16)

A child wants to make a natural red colour. Which ingredient is most suitable?

Explanation:

Link:

Question (17)

A child wants to test which natural ingredient gives the brightest colour. What should remain the same?

Explanation:

Link:

Question (18)

The Natural Colour Experiment encourages students to observe:

Explanation:

Link:

Question (19)

If three paper pieces use equal amounts of colour but one looks brighter, it shows that:

Explanation:

Link:

Question (20)

Which is the best reason to explore natural colours?

Explanation:

Link:

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