Water-A Precious Resource

Water Worksheet-4

Multiple-Choice Question:

11. Water is a _____ compound.

(A) Acidic             (B) Neutral           (C) Basic               (D) Amphoteric

12. The melting point of ice is :

(A) 0°C                 (B) 37°C                (C) 100°C             (D) 4°C

Water Worksheet-5

Multiple-Choice Question:

1. _____% of the total fresh water available is underground water.

(A) 40                   (B) 45                   (C) 30                   (D) 35

2. Water is an extremely stable:

(A) Compound   (B) Mixture         (C) Atom              (D) Element

Water Worksheet-6

Multiple-Choice Question:

11. When water is cooled it contracts until it reaches ___ then it starts expanding.

(A) 40°C               (B) 37°C               (C) 0°C                 (D) 4°C

12. Water, ice and steam are all:

(A) Elements       (B) Mixtures        (C) Compounds   (D) None of these