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.

i, i i

No worries! We‘ve got your back. Try BYJU‘S free classes today!

i i, i i i

No worries! We‘ve got your back. Try BYJU‘S free classes today!

i, i i i, i v

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

i, i v

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D $i, i i i, i v$
$(i)$ Milk is in the liquid state and curd is semi-solid. Hence, first statement is true.
$(i i)$ Colour remains the same when milk changes to curd. Both are white in colour.
$(i i i)$ There is a change in the taste when milk changes to curd.
$(i v)$ As it is a chemical change, it can't be reversed.

$∴$ $i, i i i, i v$ are correct.

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. Paheli mixed flour and water and
(i) made a dough,
(ii) rolled the dough to make chapati,
(iii) baked the chapati on a pan,
(iv) dried the chapati and ground it in a grinder to make powder.
Identify the changes (i) to (iv) as the changes that can be reversed or that cannot be reversed.

Question 10
New species may be formed if

(i) DNA undergoes significant changes in germ cells.
(ii) Chromosome number changes in the gamete.
(iii) There is no change in the genetic material.
(iv) Mating does not take place.

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

Join BYJU'S Learning Program

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.

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.