Global Warming and Human Activity
CMAT 2025 · Language Comprehension · Easy · Language Comprehension
Passage / data set
Read the following excerpt and answer the questions that follow:
The Earth is getting warmer, and the oceans are rising. Why is it happening so? One answer is that it could simply be a part of a natural process. After all, there have been ice ages and long periods of warmth in the past. However, now scientists believe that human activity is the cause. For more than 200 years, human activities have changed drastically (i) (for example, industrial pollution), which have contributed to creating a layer in the atmosphere around the Earth like a giant glass container, affecting the temperatures. Unwariness (ii) of humans may lead to a big global catastrophe in the future, harmful not only to the existence of humanity but to other living and non-living beings too.
Question 1 of 3
Which of the following options is closer to the meaning of the underlined word (ii) 'Unwariness'?
- A.
Heedfulness
- B.
Dereliction
- C.
Vigilance
- D.
Alertness
B
Explanation
'Unwariness' refers to carelessness or lack of caution/duty, which matches 'Dereliction'.
Question 2 of 3
Which of the following options is the near opposite of the underlined word (i) 'drastically'?
- A.
Hastily
- B.
Abruptly
- C.
Fractionally
- D.
Sharply
C
Explanation
'Drastically' means to a large or extreme degree. Its opposite is 'Fractionally' (slightly).
Question 3 of 3
On the basis of the paragraph which of the following statements is correct?
- A.
Scientists now believe that warming of the Earth is a natural process.
- B.
The last two centuries have witnessed human activities detrimental to atmospheric naturalness
- C.
Human activities may lead to a major harm to the existence of other living beings too.
- D.
Industrial pollution has drastically increased in the last two centuries.
B
Explanation
The passage notes that for over 200 years (two centuries), human activities have altered the atmosphere.
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