Acids, Bases and Salts Worksheet-1

Acids, Bases and Salts Worksheet-1

Multiple-Choice Question:

1. Plants in my garden were not bearing flowers and appeared dull despite all the care I took. I treated the soil solution with litmus and it turned red. What should I add to the soil to ensure better growth of plants?

(A) Manure                                    (B) Slaked lime

(C) Lemon juice                            (D) Soap solution

2. An example of an acid derived from a mineral is:

(A) Citric Acid                               (B) Nitric Acid

(C) Acetic Acid                              (D) Tartaric Acid

3. An acid present in aerated drinks:

(A) Lactic acid                              (B) Maleic Acid        

(C) Carbonic Acid                        (D) Citric Acid

4. For burning sensation in the stomach which type of medicine is used?

(A) Antibiotic                                (B) Analgesic

(C) Antacid                                    (D) Antiseptic

5. Blood is:

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

6. Which of these if heated in an aluminium pan would corrode the pan most?

(A) Water                                       (B) Eggs  

(C) Tomato juice                          (D) Milk

7. If lemon juice is mixed with marble chips, it will dissolve some of the marble chips.

(A) True                                          (B) False

8. Sulphuric acid is used in car batteries.

          (A) True                                        (B) False 

9. What is the probable reason damage caused to historical monuments?

(A) Acid rain    

(B) Improper cleaning of monuments

(C) Deposition of polluted gases on the monuments

(D) None of these

10. Why our eyes burn while chopping onion?

(A) Onion release a gas which turns into sulphuric acid when it reaches our eyes making them burn

(B) The strong odour of onion makes us cry

(C) Onion release a gas which forms salt when it reaches our eyes

(D) None of these

Answer Key:

1. (B)
2. (B)
3. (C)
4. (C)
5. (C)
6. (C)
7. (A)
8. (A)
9. (A)
10. (A)