Which of the following is/are true when milk changes into curd? [1 mark]

(i) Its state is changed from liquids to semi-solid.
(ii) It changes colour.
(iii) It changes taste.
(iv) The change cannot be reversed.

Choose the correct option from below :
(a) (i) and (ii)
(b) (ii) and (iii)
(c) (i), (iii) and (iv)
(d) (i) to (iv)

Open in App

Solution

(i),(iii) and (iv) are correct. Colour of milk does not change after it convert into curds. [1 mark]

Suggest Corrections

Similar questions

Question 4

Which of the following is/are true when milk changes into curd?

(i) Its state is changed from liquids to semi-solid.
(ii) It changes colour.
(iii) It changes taste.
(iv) The change cannot be reversed.

Choose the correct option from below :
(a) (i) and (ii)
(b) (ii) and (iii)
(c) (i), (iii) and (iv)
(d) (i) to (iv)

Q. Changing of water to ice is a physical change because
i. a new substance is formed
ii. ice is another form of water
iii. the change is reversible
iv. heat is taken away from water

(a) i, iii, iv are correct
(b) i, ii, iv are correct
(c) ii, iii, iv are correct
(d) i, ii, iii are correct

Q. Which of the following are chemical changes ?
(i) decaying of wood
(ii) burning of wood
(iii) sawing of wood
(iv) hammering of nail into wood

(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (iv)

Q. Which of the following factors are responsible for the change in state of solid carbon dioxide when kept exposed to air ?
(i) increase in pressure
(ii) increase in temperature
(iii) decrease in pressure
(iv) decrease in temperature

(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
(d) (ii) and (iv)

Q. Which of the following is/are true when milk changes into curd?
(i) Its state is changed from liquid to semi-solid.
(ii) It changes colour.
(iii) It changes taste.
(iv) The change cannot be reversed.

Join BYJU'S Learning Program

Explore more

Observations That Indicate a Chemical Change

Standard VII Chemistry

Join BYJU'S Learning Program