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1. Sometimes when you walk through the countryside, it is likely to see some birds stalking alongside the cattle to grasp the insects disturbed by their movement through grasses. Which of the below given following is/are such birds?

1. Black-necked Crane

2. Painted Stork

3.Common Myna

Choose the right option using the codes given below:

a) 2 and 3         b) 3 only

c) 1 and 3         d) 2 only

Ans: B

2. Due to improper disposal of used and old computers or their parts, which of the below given are released into the environment, as e-waste?

1.Cadmium       2.Chromium    3.Heptachlor

4. Mercury   5.Lead     6.Plutonium      7.Beryllium

Choose the right option using the codes given below:

a) 1,4,6 and 7 only            b) 1,2,5 and 6 only

c) 2, 3, 5 and 7 only          d) 1, 2,4,5 and 7

Ans: D

3. Acid rain is caused by the chemical reaction of

a) Carbon monoxide and nitrogen

b) Carbon dioxide and carbon monoxide

c) Ozone and carbon monoxide

d) Nitrous oxide and Sulfur dioxide

Ans: D

4. Consider the follow minerals:

1.Iron        2. Sodium          3. Calcium

Which of the above-given minerals is/are required by the human body for muscle contraction?

a) 2 only                    b) 1 and 3 only

c) 2 and 3 only         d)  3 only

Ans: C

5. Which of the below given are naturally found in India?

1. Spider monkey

2. Star tortoise

3. Monitor lizard

4. Pygmy hog

Which of the above given are naturally found in India?

a) 1,2 and 4 only         b) 2,3 and 4 only

c) 2 and 4 only            d) 1,2,3 and 4

Ans: B

6. Which of the following is/are the pollutants found in drinking water in some parts of


1. Uranium         2. Arsenic      3. Sorbitol         4. Fluoride           5. Formaldehyde

a) 1 and 2 only            b) 1,4 and 5 only

c) 1,2 and 4 only          d) 1,2,3,4 and 5

Ans: C

7. Which of the following is/are mammal/mammals?

1. Sea horse

2. Sealion

3. Sea cow

a) 2 only              b) 2 and 3 only

c) 1 and 3 only    d) 1,2 and 3

Ans: B

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