UPSC MCQ & Objective Questions
The Union Public Service Commission (UPSC) is a crucial examination for students aspiring to enter prestigious civil services in India. Preparing for UPSC requires a strong grasp of various subjects, and practicing MCQs is an effective way to enhance your exam readiness. By focusing on objective questions, students can identify important topics and improve their chances of scoring better in the exams.
What You Will Practise Here
Indian Polity and Governance
Geography of India and the World
History of India and Indian National Movement
Economic Development and Planning
Environment and Ecology
General Science and Technology
Current Affairs and General Knowledge
Exam Relevance
The topics covered in UPSC are not only essential for the UPSC exams but also frequently appear in various other competitive exams such as CBSE, State Boards, NEET, and JEE. Students can expect a mix of direct questions and application-based scenarios in the MCQs. Common question patterns include multiple-choice questions that test conceptual understanding and analytical skills, making it vital for students to practice regularly.
Common Mistakes Students Make
Overlooking current affairs, which are crucial for UPSC and other competitive exams.
Misinterpreting questions due to lack of clarity in understanding key terms.
Neglecting to revise fundamental concepts, leading to confusion in application-based questions.
Relying solely on rote memorization instead of understanding concepts deeply.
FAQs
Question: What are UPSC MCQ questions?Answer: UPSC MCQ questions are multiple-choice questions designed to test a candidate's knowledge and understanding of various subjects relevant to civil services.
Question: How can I find UPSC objective questions with answers?Answer: You can find UPSC objective questions with answers on educational platforms like SoulShift, which provide curated practice questions for effective exam preparation.
Start your journey towards success by solving UPSC practice MCQs today! Testing your understanding through these objective questions will not only boost your confidence but also enhance your exam performance. Get started now and pave your way to achieving your goals!
Q. If 40% of a population of 2000 is considered vulnerable, how many individuals are vulnerable?
A.
600
B.
800
C.
1000
D.
1200
Show solution
Solution
Vulnerable individuals = 40% of 2000 = 0.4 * 2000 = 800.
Correct Answer:
B
— 800
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Q. If 40% of women in a city are single and there are 1,000 women, how many are single?
A.
400
B.
600
C.
500
D.
300
Show solution
Solution
Number of single women = 1,000 * 0.40 = 400.
Correct Answer:
A
— 400
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Q. If 5 men can complete a work in 20 days, how many men are required to complete the same work in 10 days?
A.
10 men
B.
15 men
C.
20 men
D.
25 men
Show solution
Solution
If 5 men take 20 days, then to complete the work in 10 days, we need (5 * 20) / 10 = 10 men.
Correct Answer:
A
— 10 men
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Q. If 5% of a population of 10,000 are unemployed, how many people are unemployed?
A.
400
B.
500
C.
600
D.
700
Show solution
Solution
5% of 10,000 is calculated as (5/100) * 10000 = 500.
Correct Answer:
B
— 500
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Q. If 6 workers can finish a job in 15 days, how many workers are needed to finish the job in 10 days?
A.
8 workers
B.
9 workers
C.
10 workers
D.
12 workers
Show solution
Solution
If 6 workers take 15 days, then to finish in 10 days, we need (6 * 15) / 10 = 9 workers.
Correct Answer:
D
— 12 workers
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Q. If 60% of a group of 500 are at risk, how many are not at risk?
A.
150
B.
200
C.
250
D.
300
Show solution
Solution
At risk = 60% of 500 = 0.6 * 500 = 300. Not at risk = 500 - 300 = 200.
Correct Answer:
B
— 200
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Q. If 60% of a society supports a new policy and there are 500 members in total, how many members support the policy?
A.
300
B.
250
C.
200
D.
350
Show solution
Solution
60% of 500 is calculated as (60/100) * 500 = 300.
Correct Answer:
A
— 300
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Q. If a bicycle costs $120 and is on sale for 25% off, what is the sale price?
A.
$90
B.
$100
C.
$80
D.
$70
Show solution
Solution
Sale price = Original price - (25% of Original price) = $120 - ($120 × 0.25) = $120 - $30 = $90.
Correct Answer:
A
— $90
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Q. If a bill is introduced in the Lok Sabha and is not passed within 6 months, what happens to it?
A.
It is automatically passed
B.
It is rejected
C.
It is reintroduced in the next session
D.
It is sent to the Rajya Sabha
Show solution
Solution
If a bill is not passed within 6 months, it is considered rejected.
Correct Answer:
B
— It is rejected
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Q. If a bill is passed by a state legislature with a vote of 75 to 25, what percentage of the votes were in favor of the bill?
A.
60%
B.
70%
C.
75%
D.
80%
Show solution
Solution
Percentage in favor = (75 / (75 + 25)) * 100 = 75%.
Correct Answer:
C
— 75%
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Q. If a bill is passed in the Lok Sabha, what is the next step for it to become a law?
A.
It must be approved by the President
B.
It must be passed by the Rajya Sabha
C.
It must be published in the official gazette
D.
It must be discussed in a committee
Show solution
Solution
After a bill is passed in the Lok Sabha, it must also be passed by the Rajya Sabha before it can be sent to the President for approval.
Correct Answer:
B
— It must be passed by the Rajya Sabha
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Q. If a bill is passed in the Rajya Sabha, what is the next step?
A.
It goes to the Lok Sabha
B.
It is sent to the President
C.
It is published in the official gazette
D.
It is discussed in a committee
Show solution
Solution
After a bill is passed in the Rajya Sabha, it is sent to the President for approval.
Correct Answer:
B
— It is sent to the President
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Q. If a bill is passed with a majority of 60% in a legislative assembly of 200 members, how many votes are needed to pass the bill?
A.
100
B.
120
C.
110
D.
130
Show solution
Solution
60% of 200 is calculated as 0.60 * 200 = 120 votes.
Correct Answer:
B
— 120
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Q. If a biotechnologist can produce 500 liters of a culture in 10 hours, how many liters can they produce in 25 hours at the same rate?
A.
1250 liters
B.
1000 liters
C.
1500 liters
D.
2000 liters
Show solution
Solution
Rate of production = 500 liters / 10 hours = 50 liters/hour. In 25 hours, production = 50 liters/hour * 25 hours = 1250 liters.
Correct Answer:
A
— 1250 liters
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Q. If a biotechnologist has 200 mg of a plasmid DNA and needs to prepare a 1:10 dilution, how much diluent should be added?
A.
180 mg
B.
200 mg
C.
1800 mg
D.
2000 mg
Show solution
Solution
To prepare a 1:10 dilution, you need to add 1800 mg of diluent to 200 mg of plasmid DNA.
Correct Answer:
C
— 1800 mg
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Q. If a biotechnologist needs to culture cells in a 100 mL medium and the cell density is 1 x 10^6 cells/mL, how many cells are in the culture?
A.
1 x 10^5
B.
1 x 10^6
C.
1 x 10^7
D.
1 x 10^8
Show solution
Solution
Total cells = cell density × volume = 1 x 10^6 cells/mL × 100 mL = 1 x 10^8 cells.
Correct Answer:
C
— 1 x 10^7
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Q. If a book costs $15 and a customer buys 3 books, how much does he spend in total?
A.
$30
B.
$40
C.
$45
D.
$50
Show solution
Solution
Total cost = 3 books × $15/book = $45.
Correct Answer:
C
— $45
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Q. If a book costs $15 and a student buys 4 books, how much does he spend in total?
A.
$45
B.
$50
C.
$60
D.
$55
Show solution
Solution
Total cost = 4 * $15 = $60
Correct Answer:
A
— $45
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Q. If a book costs $15 and is on a 20% discount, what is the sale price?
A.
$12
B.
$10
C.
$13
D.
$11
Show solution
Solution
20% of $15 is $3. Sale price = $15 - $3 = $12.
Correct Answer:
A
— $12
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Q. If a border fence costs $150 per meter and a country needs to build a fence that is 2,500 meters long, what will be the total cost?
A.
$375,000
B.
$250,000
C.
$300,000
D.
$450,000
Show solution
Solution
Total cost = 150 * 2500 = $375,000.
Correct Answer:
A
— $375,000
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Q. If a border wall is to be built at a cost of $200 per square meter and the wall is 10 meters high and 500 meters long, what is the total cost?
A.
$1 million
B.
$1.5 million
C.
$2 million
D.
$2.5 million
Show solution
Solution
Area = 10 m * 500 m = 5,000 m². Total cost = 5,000 m² * $200/m² = $1 million.
Correct Answer:
C
— $2 million
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Q. If a building is designed to have a floor area of 2000 sq meters and each floor is 4 meters high, how many floors can be built if the total height of the building is 20 meters?
A.
3 floors
B.
4 floors
C.
5 floors
D.
6 floors
Show solution
Solution
Total height = 20 meters, height per floor = 4 meters, so number of floors = total height/height per floor = 20/4 = 5 floors.
Correct Answer:
D
— 6 floors
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Q. If a canvas is 4 feet wide and 6 feet tall, what is the area of the canvas in square feet?
A.
24 sq ft
B.
20 sq ft
C.
30 sq ft
D.
28 sq ft
Show solution
Solution
Area = width * height = 4 * 6 = 24 sq ft.
Correct Answer:
A
— 24 sq ft
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Q. If a car travels at a constant speed of 60 km/h, how far will it travel in 2 hours?
A.
120 km
B.
100 km
C.
150 km
D.
180 km
Show solution
Solution
Distance = Speed × Time = 60 km/h × 2 h = 120 km.
Correct Answer:
A
— 120 km
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Q. If a carbon footprint of a household is reduced by 15% each year, what will be the footprint after 2 years if the initial footprint is 2000 kg?
A.
1400 kg
B.
1600 kg
C.
1700 kg
D.
1800 kg
Show solution
Solution
After 1 year: 2000 - 0.15 * 2000 = 1700 kg. After 2 years: 1700 - 0.15 * 1700 = 1445 kg.
Correct Answer:
B
— 1600 kg
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Q. If a certain bacteria doubles in number every 30 minutes, how many bacteria will there be after 2 hours if you start with 100 bacteria?
A.
400
B.
800
C.
1600
D.
3200
Show solution
Solution
In 2 hours, there are 4 doubling periods (2 hours / 0.5 hours). Number of bacteria = 100 * 2^4 = 100 * 16 = 1600.
Correct Answer:
C
— 1600
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Q. If a certain pollutant decreases in concentration by 25% each year, what will be the concentration after 2 years if the initial concentration is 160 mg/L?
A.
120 mg/L
B.
90 mg/L
C.
80 mg/L
D.
100 mg/L
Show solution
Solution
After 1 year: 160 - 0.25 * 160 = 120 mg/L. After 2 years: 120 - 0.25 * 120 = 90 mg/L.
Correct Answer:
C
— 80 mg/L
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Q. If a certain species of bird migrates 1,200 kilometers in 3 weeks, what is the average distance it migrates per week?
A.
300 km
B.
400 km
C.
500 km
D.
600 km
Show solution
Solution
Average distance per week = 1200 km / 3 weeks = 400 km/week.
Correct Answer:
B
— 400 km
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Q. If a charity aims to help 25% of 8000 vulnerable individuals, how many individuals will they assist?
A.
1500
B.
2000
C.
2500
D.
3000
Show solution
Solution
Individuals assisted = 25% of 8000 = 0.25 * 8000 = 2000.
Correct Answer:
B
— 2000
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Q. If a charity provides $300 to each of 50 families, what is the total amount distributed?
A.
$12,000
B.
$10,000
C.
$15,000
D.
$14,000
Show solution
Solution
Total amount distributed is 300 * 50 = $15,000.
Correct Answer:
A
— $12,000
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