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15th Chapter

10th class Chemistry Ch 15 (English Medium)

Here you can prepare 10th Chemistry English Medium Chapter 15 (Water) Test. Click the button for 100% free full practice test..

Matric Part 2/10th Class Chemistry Chapter 15 MCQ Test With Answer for Chapter 15 (Water)

Matric Part 2/10th Class Chemistry Chapter 15 MCQ Test With Answer for Chapter 15 (Water)

Sr. # Questions Answers Choice
1 The salts of which element are present in detergent that causes the rapid growth of algae in water bodies is.
  • A. Phosphate
  • B. Calcium
  • C. Sodium
  • D. All of them
2 Which one of the diseases causes severe diarrhea and can be fatal?
  • A. Jaundice
  • B. Dysentery
  • C. Cholera
  • D. Typhoid
3 The density of water is ................. at 4<sup> o</sup>C
  • A. 1 gcm<sup>-1</sup>
  • B. 2 gcm<sup>-1</sup>
  • C. 3 gcm<sup>-1</sup>
  • D. 4 gcm<sup>-1</sup>
4 Which one of the following properties of water is responsible for rising of water in plants?
  • A. Specific heat capacity
  • B. Viscosity
  • C. Excellent solvent action
  • D. Capillary action
5 Which one of the following salts makes the water permanently hard?
  • A. NaCO<sub>3</sub>
  • B. NaHCO<sub>3</sub>
  • C. CA(HCO<sub>3</sub>)<sub>2</sub>
  • D. CaSO<sub>4</sub>
6 Which gas is used to destroy harmful bacteria in water?
  • A. Iodine
  • B. Chlorine
  • C. Flourine
  • D. Bromine
7 Water dissolves Non-ionic compounds by:
  • A. Ion-Ion forces
  • B. Dipole forces
  • C. Dipole - Dipole forces
  • D. Hydrogen Bonding
8 Temporary hardness is because of.
  • A. Ca(HCO<sub>3</sub>)<sub>2</sub>
  • B. CaCO<sub>3</sub>
  • C. MgCO<sub>3</sub>
  • D. MgSO<sub>4</sub>
9 Mg<sup>2+</sup> and Ca<sup>2+</sup> ions react with soap to form calcium and magnesium salts of fatty acids called.
  • A. Gelatin
  • B. Scum
  • C. Paste
  • D. None of them
10 Sodium zeolite is resin of:
  • A. NaAl(SiO<sub>3</sub>)<sub>2</sub>
  • B. KAl(SiO<sub>3</sub>)<sub>2</sub>
  • C. LiAl(SiO<sub>3</sub>)<sub>2</sub>
  • D. RbAl(SiO<sub>3</sub>)<sub>2</sub>

Top Scorers of 10th Class Chemistry Chapter 15 Water English Medium KPK Boards Online Mcqs

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11/12
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Dania Hao

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10/12
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A

Ayesha Khan

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Ayesha Khan

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Saim Khan

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MARYAM AFZAL

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A

Ayesha Ayesha

Lahore21 - Jan - 2024

6/12
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Ch Hameed

Lahore18 - Feb - 2024

6/12
01 Mins 52 Sec
J

Jahanzeb Ceena

Lahore30 - Jan - 2024

6/12
02 Mins 04 Sec
M

MARYAM AFZAL

Lahore17 - Jan - 2024

6/12
03 Mins 24 Sec
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Dania Hao

Lahore20 - Feb - 2024

6/12
04 Mins 14 Sec

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