Science
Question : Direction: Read the following passage and answer the questions given after it. The science of climate change is more solid and widely agreed upon than you might think. But the scope of the topic, as well as rampant disinformation, can make it hard to separate fact from fiction. Here, we've done our best to present you with not only the most accurate scientific information but also an explanation of how we know it. Climate change is often cast as a prediction made by complicated computer models. But the scientific basis for climate change is much broader, and models are actually only one part of it (and, for what it's worth, they're surprisingly accurate).
For more than a century, scientists have understood the basic physics behind why greenhouse gases like carbon dioxide cause warming. These gases make up just a small fraction of the atmosphere but exert outsized control on Earth's climate by trapping some of the planet's heat before it escapes into space. This greenhouse effect is important: It's why a planet so far from the sun has liquid water and life! However, during the Industrial Revolution, people started burning coal and other fossil fuels to power factories, smelters and steam engines, which added more greenhouse gases to the atmosphere. Ever since human activities have been heating the planet.
Question:
What are the possible reasons for liberation of green house gases according to the passage?
Option 1: Industrial Revolution
Option 2: Burning of coal
Option 3: Burning of fossil fuels
Option 4: All of these
Correct Answer: All of these
Solution : The correct answer is option 4.
Explanation:
'All of these,' is the correct answer. Consider the fourth sentence of the passage: 'However, during the Industrial Revolution, people started burning coal and other fossil fuels to power factories, smelters and steam engines, which added
Question : In the following passage, some words have been deleted. Select the most appropriate option to fill in each blank.
(1)_______ changes in science and technology lead to modernisation of technology as well as upgradation of knowledge. In order to upgrade or modernise technology, management must (2)_______ employees to accept new technology. (3)________ training of staff becomes necessary to update their knowledge and to (4) _____their skills. This is possible only (5)______ effective communication between the management and the employees.
Select the most appropriate option for blank 5.
Option 1: through
Option 2: by
Option 3: throughout
Option 4: with
Correct Answer: through
Solution : The correct answer is option 1.
'Through' is the correct answer. - The provided blank requires a preposition that explains how effective communication benefits the staff. - So, the correct word for the given blank is by means of (a process or intermediate stage).
Question : Directions: Select the option that is related to the third word in the same way as the second word is related to the first word. (The words must be considered meaningful English words and must not be related to each other based on the number of letters/number of consonants/vowels in the word.) India : Royal Bengal Tiger :: Australia : ?
Option 1: Horse
Option 2: Dragon
Option 3: Kangaroo
Option 4: Elephant
Correct Answer: Kangaroo
Solution : Given: India : Royal Bengal Tiger :: Australia : ?
Like, the national animal of India is the Royal Bengal Tiger. Similarly, the national animal of Australia is the Kangaroo.
Hence, the third option is correct.
Question : Comprehension:
In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.
The (1)_______ of birds is one of the most fascinating aspects of the natural world. From the soaring flight of eagles to the colourful plumage of parrots, birds have evolved a wide range of (2)______ to survive and thrive in their environments. One of the most remarkable adaptations is the ability of some birds to migrate over vast distances, often crossing oceans and continents to reach their breeding or wintering grounds. However, many species of birds are facing threats to their survival, such as habitat loss, climate change and (3)_________ by humans. In response, conservation efforts have been put in place to protect these birds and their habitats. This might involve creating protected areas, restoring degraded habitats or reducing the use of pesticides and other harmful chemicals. Another important aspect of bird conservation is (4)_________ populations to track changes over time and identify emerging threats. This can be done through citizen science programmes or through more intensive efforts led by conservation organisations. Ultimately, protecting birds and their habitats is not only important for the birds themselves but also for the broader ecosystems they are a part of, and the many benefits these ecosystems provide to humans, such as clean air and water, and (5)______ opportunities.
Select the most appropriate option to fill in the blank no. 1.
Option 1: assortment
Option 2: variability
Option 3: multitude
Option 4: diversity
Correct Answer: diversity
Solution : The correct choice is the fourth option.
The word diversity refers to the wide variety of different types of birds and is suitable in this context to describe the range of bird species in the natural world.
The (1)____ of birds is one of the most fascinating aspects of the natural world. From the soaring flight of eagles to the colourful plumage of parrots, birds have evolved a wide range of (2)_____ to survive and thrive in their environments. One of the most remarkable adaptations is the ability of some birds to migrate over vast distances, often crossing oceans and continents to reach their breeding or wintering grounds. However, many species of birds are facing threats to their survival, such as habitat loss, climate change and (3)______ by humans. In response, conservation efforts have been put in place to protect these birds and their habitats. This might involve creating protected areas, restoring degraded habitats or reducing the use of pesticides and other harmful chemicals. Another important aspect of bird conservation is (4)_______ populations to track changes over time and identify emerging threats. This can be done through citizen science programmes or through more intensive efforts led by conservation organisations. Ultimately, protecting birds and their habitats is not only important for the birds themselves but also for the broader ecosystems they are a part of, and the many benefits these ecosystems provide to humans, such as clean air and water, and (5)______ opportunities.
Select the most appropriate option to fill in blank no. 3.
Option 1: safeguarding
Option 2: preservation
Option 3: exploitation
Option 4: migration
Correct Answer: exploitation
Solution : The most appropriate choice is the third option.
Exploitation refers to the harmful or unsustainable use of resources, which can include the hunting, capturing, or trading of birds and their habitats. In the context of bird conservation, it is important to address this issue as
Question : Case Study:
ABC Electronics believes in applying scientific principles to work processes to achieve efficiency. Which of the following statements best describes the principle of "Science, not the rule of thumb"?
Option 1: Managers should use their experience and intuition to make decisions.
Option 2: Decisions should be based on data and scientific analysis.
Option 3: Employees should follow established rules and procedures.
Option 4: Employees should be treated fairly and impartially.
Correct Answer: Decisions should be based on data and scientific analysis.
Solution : The correct answer is (b) Decisions should be based on data and scientific analysis.
Decisions should be based on data and scientific analysis, This statement directly aligns with the principle of "Science, not the rule of thumb,"
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You will need to meet certain eligibility criteria, such as age limits, physical fitness requirements
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