Read the passage and answer the questions that follow

Soil pollution is a result of acid rain, polluted water, fertilizers, etc. In short, this occurs when chemicals are released into the soil. Light pollution includes use of excess lighting equipment. The excessive and inappropriate artificial light causes several phenomena that decrease visibility and cause visual discomforts like glare, urban sky glow2 and light trespass}. Light pollution is a great hindrance to astronomy as it has become increasingly difficult to view the night sky because of interference from artificial light.

4. The last decade has witnessed an alarming rise in environmental pollution. This problem is even more alarming as this has caused irreparable damage to the earth.

B. Our ancestors had great difficulty in getting books. Now, our difficulty is what to read. There are books and books, but our hours of reading are very few. Therefore, choice becomes essential. We should be very careful about what we read. There are books which poison our lives by suggesting evils. We should keep them at arm’s length.

We should read only those books which have stood the test of time. Such books are our great classics like the Ramayana and the Gita. They contain the wisdom of our sages and saints. They have appealed mankind from generation to generation. Reading of such books has ennobling influence on our mind and character. It gives us spiritual enjoyment. These books give us instruction with entertainment. They represent our ancient culture. They set before us high ideals to follow. They are our best friends, best guides and the best treasure.

(d) none of the above.

Q2. We should avoid those books which

Q3. The books which have stood the test of time are called….

(a) great books (b) rare books (c) biographies (d) classics