The scientists in America \(a)are trying for long \(b) to discover the genes responsible for ageing.\(c) No error\(d)

1. a
2. b
3. c
4. d

Explanation

Part (b) use of present tense is required here its should be ‘The scientist in America have been trying for long’.

We must sympathise \(a) for others \(b)in their troubles.\(c) No error\(d)

1. a
2. b
3. c
4. d

Explanation

Part (b) has error in usage of preposition ‘for’ should be removed and with should be used. Correct sentence will be ‘We must
sympathise with others in their trouble’.

He had gone \(a) home three weeks ago and was expected \(b) back yesterday, but he has not come \(c) yet. No error \(d)

1. a
2. b
3. c
4. d

Explanation

Part (a) has error of use of past tense. Here simple past tense is to be used and it should be ‘He went home three weeks ago’.

The barn owl helps the farmer by destroying \(a) rats which could, if left unchecked \(b) do a lot of damage to the crops.\(c) No error \(d)

1. a
2. b
3. c
4. d

Explanation

Part (a) has error of tense. Instead of helps (simple present tense) it should be helped (past tense) as the rest of the sentence indicates use of past tense.

I not taken ill,\(a) I would have sent you \(b) my research paper much earlier.\ (c) No error \(d)

1. a
2. b
3. c
4. d

Explanation

Part (a) has error, the sentence should begin with. I had not taken ill (Conditional sentence).

I asked him that \(a) why he was angry \(b) but he did not answer.\(c) No error \(d)

1. a
2. b
3. c
4. d

Explanation

Part (a)  has error. With question word there is no need to use that before it.

The mother asked the child \(a) why did she cry out \(b) in her sleep.\(c) No error\ (d)

1. a
2. b
3. c
4. d

Explanation

Part (b) has error in usage of tense with asked ‘why did she cry’ should not be used. It should be ‘why she cried’.

It is necessary for us to familiarise with \(a) and get used to \(b) the ways of the people among whom we live.\ (c) No error \(d)

1. a
2. b
3. c
4. d

Explanation

Part (b) has error before get we must use infinitive ‘to’.

All the houses having been washed away \(a) by the floods,\(b) the villagers sought shelter \(c) in the panchayat office. No error \(d)

1. a
2. b
3. c
4. d

Explanation

Part (b) has error of use of preposition. Instead of by we should write ‘due’ to floods.

She said that she was understanding \(a)  his point of view \(b)  very well.\(c)  No error \(d) 

1. a
2. b
3. c
4. d

Explanation

Part (a) has error of tense. As the sentence is in past tense the verb should be in past perfect tense ‘she had understood’ is correct.

By: Munesh Kumari