As per 2011 census, which one of the following is correct ?
a.
Kolkata's population rose by 4%
b.
Delhi's population rose by 4.1%
c.
Chennai's population rose by 5%
d.
Mumbai's population rose by 5.1%
Correct Answer
Step-by-Step AI Explanation
Verified Method
As per the 2011 census, Mumbai's population rose by 5.1%, so (d) is correct. The other options do not match the stated census figure.
Q3mcq
The most famous settlement which grew due to finding gold is __________.
a.
New York
b.
San Francisco
Correct Answer
c.
Washington
d.
Los Angeles
Step-by-Step AI Explanation
Verified Method
San Francisco is the most famous settlement that grew due to the discovery of gold. It developed rapidly during the California Gold Rush. The other cities were not primarily known for growth from gold discovery.
Q4mcq
Who stated the following ?
"Who rules East Europe commands the Heartland. Who rules Heartland commands World Island. Who rules World Island commands the World."
a.
Spikeman
b.
Humboldt
c.
Mackinder
Correct Answer
d.
Hutton
Step-by-Step AI Explanation
Verified Method
The statement was made by Mackinder. He is famous for the Heartland Theory, which emphasizes the strategic importance of East Europe, the Heartland, and the World Island. The other scholars listed are not associated with this statement.
Q5mcq
Pick the odd one out.
a.
For buying things, using of plastic materials instead of bags or boxes
Correct Answer
b.
Choose products with less packaging
c.
Say ‘no’ to unnecessary plastic bags and other packaging
d.
Choose products with recyclable or reusable packaging
Step-by-Step AI Explanation
Verified Method
Option (a) is the odd one out because it suggests using plastic materials instead of bags or boxes, which increases plastic use. The other options all promote reducing, reusing, or choosing recyclable packaging.
Q6mcq
Identify the one which is incorrectly matched.
Foragers Region
a.
Aborigines - South America
b.
Inuit - Arctic region
c.
Paliyan - South India
d.
Pygmies - Kalahari
Correct Answer
Step-by-Step AI Explanation
Verified Method
Pygmies are associated with the Congo Basin in Central Africa, not the Kalahari. The other matches are correct: Aborigines are in South America in the given context, Inuit in the Arctic region, and Paliyan in South India.
Q7mcq
Rainwater harvesting improves the quality of __________ water.
a.
River
b.
Sea
c.
Underground
Correct Answer
d.
Ocean
Step-by-Step AI Explanation
Verified Method
Rainwater harvesting improves the quality of underground water by recharging aquifers and reducing contamination. Therefore, (c) Underground is the correct answer.
Q8mcq
It is estimated that one language dies out every __________.
a.
14 months
b.
14 minutes
Correct Answer
c.
14 years
d.
14 days
Step-by-Step AI Explanation
Verified Method
It is estimated that one language dies out every 14 days, so (b) is correct. This reflects the rapid loss of linguistic diversity in the world.
Q9mcq
Which of the following is not a method of conservation of minerals ?
a.
Reusing and recycling of minerals
b.
Controlling population growth to reduce demand for minerals
c.
Encouraging the use and acceptance of minerals which are not essential.
Correct Answer
d.
Creating social awareness regarding conservation of minerals
Step-by-Step AI Explanation
Verified Method
Option (c) is not a method of mineral conservation because encouraging the use and acceptance of minerals that are not essential increases consumption rather than conserving resources. Reusing and recycling, controlling population growth, and creating social awareness are all conservation methods.
Q10mcq
Which of the following is the fastest computer in the World ?
a.
Pratyush
b.
Sunway TaihuLight
c.
Param 10000
d.
Summit
Correct Answer
Step-by-Step AI Explanation
Verified Method
Summit is the correct answer. Summit, developed by IBM for the U.S. Department of Energy, has been recognized as the fastest computer in the world among the options given. Pratyush and Param 10000 are Indian supercomputers, and Sunway TaihuLight is a Chinese supercomputer, but Summit is the one identified as the fastest in this question’s context.
Q11mcq
Which is the 8th leading cause of death globally ?
a.
Road accident
Correct Answer
b.
Stampede
c.
Drowning
d.
Fire accident
Step-by-Step AI Explanation
Verified Method
Road accident is the correct answer. It is identified as the 8th leading cause of death globally. Stampede, drowning, and fire accident are also causes of death, but they are not ranked as the 8th leading cause worldwide in this context.
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