MCQ
When carbon dioxide and water combines they form glucose, this is an example of ___________ change.
- APhysical.
- ✓Chemical.
- CReversible.
- DUndesirable.
✓
Answer
Correct option: B.
Chemical.
Chemical.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Look at the following diagram and tell whether the switch in it is:
Which star is nearest to Earth?
A saturated solution of a substance was obtained by dissolving $8\ g$ of the solute in $100\ ml$ of solution. The solubility of this substance is $($in $g/ 100\ ml).$
→Evaporation involves:
Cereals are:
Direction: The questions in this segment consists of two statements, one labelled as 'Assertion $A$' and the other labelled as 'Reason $R$'. You are to examine these two statements carefully and decide if the Assertion $A$ and Reason $R$ are individually true and if so, whether the reason is a correct explanation of the assertion. Select your answers to these items using codes given below.
Assertion $A$: The change of water from liquid to steam on heating is a physical change.
Reason $R$: Conversion of liquid into steam is called evaporation.
→Assertion $A$: The change of water from liquid to steam on heating is a physical change.
Reason $R$: Conversion of liquid into steam is called evaporation.
The ingredients of kheer cooked at house are obtained from:
How many whorls are there in typical flower?
In which of the following circuits will the bulb glow?
Which of the following processes are used for making fabric from yam?