Mains - GS Paper 1: Essential Prep for Competitive Exams

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Mains - GS Paper 1

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Mains - GS Paper 1 MCQ & Objective Questions

The Mains - GS Paper 1 is a crucial component of various school and competitive exams in India. Mastering this paper can significantly enhance your overall score and understanding of key concepts. Practicing MCQs and objective questions not only helps in reinforcing your knowledge but also prepares you for the exam format, making it easier to tackle important questions during the actual test.

What You Will Practise Here

Fundamental concepts of Indian History and Culture
Geographical features and their significance
Indian Polity and Governance principles
Economic development and planning in India
Environmental issues and sustainable development
Current affairs related to national and international importance
Important definitions and key terms relevant to GS Paper 1

Exam Relevance

The topics covered in Mains - GS Paper 1 are integral to various examinations, including CBSE, State Boards, NEET, and JEE. Students can expect questions that assess their understanding of historical events, geographical concepts, and current affairs. Common question patterns include multiple-choice questions, assertion-reason type questions, and direct application of concepts in real-world scenarios.

Common Mistakes Students Make

Overlooking the importance of current affairs in relation to historical events.
Confusing geographical terms and their implications.
Neglecting the interconnections between different subjects, such as polity and economy.
Rushing through definitions without understanding their context.
Misinterpreting questions due to lack of careful reading.

FAQs

Question: What are some effective strategies for preparing for Mains - GS Paper 1?
Answer: Regular practice of MCQs, reviewing important concepts, and staying updated with current affairs are essential strategies.

Question: How can I improve my performance in objective questions for Mains - GS Paper 1?
Answer: Focus on understanding concepts rather than rote memorization, and practice with previous years' question papers.

Start your journey towards mastering Mains - GS Paper 1 by solving practice MCQs today! Test your understanding and boost your confidence for the upcoming exams.

Geography (UPSC) Indian Culture (UPSC) Modern History (UPSC) Society (UPSC) World History (UPSC)

Q. A building has a height of 50 meters. If a ladder is placed against the building making a 60-degree angle with the ground, how long is the ladder?

A. 25 meters
B. 50 meters
C. 100 meters
D. 75 meters

Solution

Using the sine function: sin(60) = height/ladder length. Therefore, ladder length = height/sin(60) = 50/sqrt(3)/2 = 50*2/sqrt(3) = 50*2/1.732 = 57.74 meters.

Correct Answer: A — 25 meters

Q. A charity organization received donations from 150 people. If 60% of them donated more than $50, how many people donated more than $50?

A. 90
B. 80
C. 70
D. 60

Solution

60% of 150 is calculated as (60/100) * 150 = 90.

Correct Answer: A — 90

Q. A circular dome has a radius of 7 meters. What is the circumference of the dome?

A. 14π meters
B. 21π meters
C. 28π meters
D. 49π meters

Solution

Circumference = 2 * π * radius = 2 * π * 7 = 14π meters.

Correct Answer: A — 14π meters

Q. A city allocates $2,000,000 for poverty alleviation. If they plan to help 500 families, how much will each family receive?

A. $3,500
B. $4,000
C. $4,500
D. $5,000

Solution

Each family will receive 2000000 / 500 = $4,000.

Correct Answer: B — $4,000

Q. A city has a population of 1,000,000. If 5% of the population moves out, what is the new population?

A. 950000
B. 1000000
C. 1050000
D. 900000

Solution

Population moved out = 1000000 * 0.05 = 50000. New population = 1000000 - 50000 = 950000.

Correct Answer: A — 950000

Q. A community has 200 families, and 30% of them live below the poverty line. How many families are below the poverty line?

A. 50
B. 60
C. 70
D. 80

Solution

30% of 200 families is 0.30 * 200 = 60 families.

Correct Answer: B — 60

Q. A community has a total of 800 residents. If 25% are children, how many adults are there?

A. 600
B. 200
C. 400
D. 300

Solution

25% of 800 is 200, so the number of adults is 800 - 200 = 600.

Correct Answer: A — 600

Q. A cultural exhibition has 10 different art displays. If each display is visited by an average of 50 people, how many total visits are made to the exhibition?

A. 400
B. 500
C. 600
D. 700

Solution

10 displays * 50 visits/display = 500 visits.

Correct Answer: B — 500

Q. A cultural festival in India has 5 different stalls representing various states. If each stall showcases 3 different cuisines, how many cuisines are showcased in total?

A. 15
B. 12
C. 18
D. 10

Solution

5 stalls * 3 cuisines = 15 cuisines.

Correct Answer: A — 15

Q. A cylindrical water tank has a radius of 3 meters and a height of 5 meters. What is the volume of the tank?

A. 45π cubic meters
B. 30π cubic meters
C. 60π cubic meters
D. 90π cubic meters

Solution

Volume = π * radius^2 * height = π * 3^2 * 5 = 45π cubic meters.

Correct Answer: A — 45π cubic meters

Q. A dance troupe consists of 12 dancers. If 3 dancers are selected to perform a solo, how many different combinations of dancers can be chosen?

A. 220
B. 120
C. 60
D. 36

Solution

12C3 = 12! / (3!(12-3)!) = 220 combinations.

Correct Answer: B — 120

Q. A gallery has 120 paintings. If 30% of them are abstract, how many abstract paintings are there?

A. 36
B. 30
C. 24
D. 42

Solution

Number of abstract paintings = 30% of 120 = 30/100 * 120 = 36.

Correct Answer: A — 36

Q. A government program allocates $5,000,000 to reduce poverty. If they aim to help 1,000 families, how much money is allocated per family?

A. $4,000
B. $5,000
C. $6,000
D. $7,000

Solution

Total allocation is $5,000,000 for 1,000 families. Per family: 5000000 / 1000 = $5,000.

Correct Answer: B — $5,000

Q. A group of 15 artists is preparing for a cultural show. If each artist contributes 2 paintings, how many paintings are there in total?

A. 30
B. 25
C. 20
D. 35

Solution

15 artists * 2 paintings = 30 paintings.

Correct Answer: A — 30

Q. A painting is framed with a border that is 2 inches wide. If the painting itself is 24 inches by 36 inches, what is the total area of the framed painting?

A. 936 sq in
B. 864 sq in
C. 1000 sq in
D. 800 sq in

Solution

Total dimensions = (24 + 4) by (36 + 4) = 28 by 40. Area = 28 * 40 = 1120 sq in.

Correct Answer: A — 936 sq in

Q. A rectangular swimming pool is 10 meters long and 5 meters wide. If the depth of the pool is 2 meters, what is the volume of water it can hold?

A. 100 cubic meters
B. 50 cubic meters
C. 200 cubic meters
D. 150 cubic meters

Solution

Volume = length * width * depth = 10 * 5 * 2 = 100 cubic meters.

Correct Answer: A — 100 cubic meters

Q. A report states that 40% of children in a city live in poverty. If there are 2,500 children in the city, how many live in poverty?

A. 800
B. 900
C. 1,000
D. 1,100

Solution

40% of 2,500 is 0.40 * 2500 = 1,000.

Correct Answer: C — 1,000

Q. A sculpture is made of 80% clay and 20% glaze. If the total weight of the sculpture is 10 kg, how much does the glaze weigh?

A. 2 kg
B. 3 kg
C. 4 kg
D. 5 kg

Solution

Weight of glaze = 20% of total weight = 20/100 * 10 = 2 kg.

Correct Answer: A — 2 kg

Q. A square room has a perimeter of 40 meters. What is the length of one side of the room?

A. 8 meters
B. 10 meters
C. 12 meters
D. 15 meters

Solution

Perimeter = 4 * side, so side = perimeter/4 = 40/4 = 10 meters.

Correct Answer: B — 10 meters

Q. A survey shows that 15% of the population lives in extreme poverty. If the total population is 10,000, how many people live in extreme poverty?

A. 1,200
B. 1,500
C. 1,600
D. 1,700

Solution

15% of 10,000 is 0.15 * 10000 = 1,500.

Correct Answer: C — 1,600

Q. A survey shows that 45% of people prefer public transport. If 400 people were surveyed, how many prefer public transport?

A. 180
B. 160
C. 200
D. 220

Solution

45% of 400 is calculated as (45/100) * 400 = 180.

Correct Answer: A — 180

Q. A survey shows that 60% of women prefer working from home. If there are 200 women surveyed, how many prefer working from home?

A. 120
B. 100
C. 80
D. 60

Solution

Number of women preferring work from home = 200 * 0.60 = 120.

Correct Answer: A — 120

Q. A town has a population of 25,000. If 10% of the population is children, how many children are there?

A. 2500
B. 3000
C. 2000
D. 1500

Solution

Number of children = 25000 * 0.10 = 2500.

Correct Answer: A — 2500

Q. A town's population is 15,000. If the population decreases by 20% in a year, what will be the population at the end of the year?

A. 12000
B. 15000
C. 13500
D. 10000

Solution

Population decrease = 15000 * 0.20 = 3000. New population = 15000 - 3000 = 12000.

Correct Answer: A — 12000

Q. A triangular garden has a base of 10 meters and a height of 5 meters. What is the area of the garden?

A. 25 sq meters
B. 30 sq meters
C. 35 sq meters
D. 40 sq meters

Solution

Area = 1/2 * base * height = 1/2 * 10 * 5 = 25 sq meters.

Correct Answer: A — 25 sq meters

Q. A triangular roof has a base of 12 meters and a height of 9 meters. What is the area of the roof?

A. 54 sq meters
B. 72 sq meters
C. 108 sq meters
D. 96 sq meters

Solution

Area = 1/2 * base * height = 1/2 * 12 * 9 = 54 sq meters.

Correct Answer: A — 54 sq meters

Q. A village has a population of 10,000. If the population doubles every 5 years, what will be the population in 15 years?

A. 20000
B. 40000
C. 30000
D. 50000

Solution

In 15 years, the population will double 3 times (15/5 = 3). So, 10000 * 2^3 = 10000 * 8 = 80000.

Correct Answer: B — 40000

Q. A woman has a savings account that earns 5% interest annually. If she deposits $2,000, how much interest will she earn in one year?

A. $100
B. $150
C. $200
D. $250

Solution

Interest earned = $2,000 * 0.05 = $100.

Correct Answer: A — $100

Q. A woman invests $5,000 in a business and expects a return of 15% after one year. What will be her total return?

A. $5,750
B. $6,000
C. $5,500
D. $5,250

Solution

Total return = $5,000 + ($5,000 * 0.15) = $5,000 + $750 = $5,750.

Correct Answer: A — $5,750

Q. A woman spends 15% of her monthly salary of $3,200 on groceries. How much does she spend on groceries?

A. $480
B. $400
C. $450
D. $500

Solution

Amount spent on groceries = $3,200 * 0.15 = $480.

Correct Answer: A — $480

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