Choose the most appropriate option to fill in the blanks in the given passage. The Earth's temperature is rising (1)______ .Scientists say that the rise in the average temperature ranges from 1.8°C to 4°C. This (2) ______ in temperature is called global warming or climate change. Although it is a natural phenomenon, human action is the (3) ______ cause of global warming. The burning of fossil fuels such as petroleum and coal (4) ______ a lot of greenhouse gases into the Earth's atmosphere. Carbon dioxide, methane and nitrous oxide are the main greenhouse gases (5)________ for global warming. Besides greenhouse gases, deforestation is (6) ______ major cause of this problem. Global warming has led to changes in temperature and rainfall patterns which have severely (7) ______ agriculture. No one can (8) ______ that this is the most serious environmental challenge that mankind is facing today. While it is not possible to reverse the process, the rate of global warming can be checked if all the countries (9) ______ some measures. (10) ______ of the measures is recycling and reusing articles like paper, glass, aluminium and plastic.
Select the most appropriate option to fill blank no 8.
deny
Filling Blanks in Global Warming Passage
The question asks us to select the most appropriate word to fill blank number 8 in the given passage about global warming. Let's look at the sentence containing blank 8:
"No one can (8) ______ that this is the most serious environmental challenge that mankind is facing today."
This sentence structure "No one can ______ that..." typically requires a verb that means to dispute, contradict, or refuse to accept something as true. We are looking for a word that completes the idea that the seriousness of global warming as an environmental challenge is widely acknowledged and cannot be argued against.
Analyzing the Options for Blank 8
- deny: The word 'deny' means to state that something is not true. If someone cannot 'deny' something, it means they have to accept it as true. The phrase "No one can deny that..." means that the following statement is undeniably true. In the context of the sentence, it would mean that the statement "this is the most serious environmental challenge" is undeniably true. This fits the intended meaning of the sentence, implying that the seriousness of global warming is universally recognized.
- accept: The word 'accept' means to agree to receive or believe something. The phrase "No one can accept that..." would mean that everyone refuses to believe something. This is the opposite of the intended meaning, as the sentence implies that the seriousness of the challenge is widely acknowledged.
- mean: The word 'mean' typically refers to intending to convey something or signifying something. The phrase "No one can mean that..." doesn't fit grammatically or contextually in this sentence structure.
- regret: The word 'regret' means to feel sad or disappointed about something that has happened. The phrase "No one can regret that..." doesn't make sense in this context. One might regret the existence of the challenge, but not the fact that it *is* a serious challenge.
Determining the Correct Word for Blank 8
Based on the analysis, the word that logically completes the sentence "No one can ______ that this is the most serious environmental challenge that mankind is facing today" to convey that the seriousness is undeniable is "deny". The full phrase "No one can deny that..." is a common idiom used to emphasize the truth or certainty of a statement.
Therefore, the most appropriate option for blank number 8 is deny.
Passage with Blank 8 Filled
The Earth's temperature is rising (1)______ .Scientists say that the rise in the average temperature ranges from 1.8°C to 4°C. This (2) ______ in temperature is called global warming or climate change. Although it is a natural phenomenon, human action is the (3) ______ cause of global warming. The burning of fossil fuels such as petroleum and coal (4) ______ a lot of greenhouse gases into the Earth's atmosphere. Carbon dioxide, methane and nitrous oxide are the main greenhouse gases (5)________ for global warming. Besides greenhouse gases, deforestation is (6) ______ major cause of this problem. Global warming has led to changes in temperature and rainfall patterns which have severely (7) ______ agriculture. No one can deny that this is the most serious environmental challenge that mankind is facing today. While it is not possible to reverse the process, the rate of global warming can be checked if all the countries (9) ______ some measures. (10) ______ of the measures is recycling and reusing articles like paper, glass, aluminium and plastic.
The completed sentence clearly states that the seriousness of this environmental challenge is undeniable.
Revision Table: Key Concepts
| Term | Simple Explanation | Relevance to Global Warming |
|---|---|---|
| Global Warming | The long-term heating of Earth's climate system. | The main topic of the passage, caused by increased greenhouse gas concentrations. |
| Climate Change | Significant, long-term changes in the expected patterns of average weather over a region or the Earth as a whole. | Often used interchangeably with global warming; encompasses broader effects like changing rainfall patterns. |
| Greenhouse Gases | Gases in the atmosphere that trap heat (like CO\(_2\), methane, nitrous oxide). | The primary driver of anthropogenic (human-caused) global warming. |
| Fossil Fuels | Energy sources formed from the remains of ancient organisms (coal, oil, natural gas). | Burning them is the main source of human-caused greenhouse gas emissions. |
| Deforestation | The clearing of forests. | Contributes to global warming by reducing carbon sinks and releasing stored carbon. |
Additional Information: Addressing Global Warming
Addressing global warming requires a multifaceted approach involving actions at individual, community, national, and international levels. Some key areas include:
- Reducing Greenhouse Gas Emissions: This is the most critical step. It involves transitioning away from fossil fuels towards renewable energy sources like solar, wind, and hydro power. Improving energy efficiency in homes, transportation, and industries also plays a vital role.
- Promoting Sustainable Practices: Encouraging practices like sustainable agriculture, responsible forestry, and reducing consumption helps mitigate the problem.
- Carbon Capture and Storage: Technologies aimed at capturing carbon dioxide emissions from power plants and industrial facilities or directly from the atmosphere and storing it underground.
- Individual Actions: Simple actions like recycling, using public transport, conserving energy, and making conscious consumer choices can collectively make a difference. The passage mentions recycling as one such measure.
- International Cooperation: Global warming is a global issue requiring countries to work together on policies, emissions targets, and technological development. Agreements like the Paris Agreement aim to facilitate this cooperation.
Recognizing global warming as a serious environmental challenge is the first step towards taking effective action, as highlighted in the passage.
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Important Questions from Vocab Based Questions
Select whichever word you consider most appropriate for the blank (1)
Select whichever word you consider most appropriate for the blank (2)
Select whichever word you consider most appropriate for the blank (3)
Select whichever word you consider most appropriate for the blank (4)
Select whichever word you consider most appropriate for the blank (5)
