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General Science
questions for UPSC, UPPCS and State PCS
examinations through focused General Studies
MCQ practice.
10
MCQs Available
1
Question Sets
General Science
MCQs for UPSC & UPPCS
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General Science
as part of
Science & Technology
for UPSC Civil Services, UPPCS and other
State PCS examinations. Topic-wise MCQ practice
can help you revise important concepts and assess
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General Science
questions so aspirants can practise a specific
area of the General Studies syllabus instead of
relying only on broad mixed quizzes.
There are currently
10
MCQs across
1
question sets for this topic.
Sample General Science Questions
A preview of General Science MCQs with answers and explanations.
Q1. Which one of the following is the most appropriate description of a scientific hypothesis?
A permanently established scientific law
A testable explanation proposed for an observation
A collection of unrelated observations
A conclusion that cannot be modified
Correct Answer:
A testable explanation proposed for an observation
A hypothesis is a tentative and testable explanation for an observation or phenomenon. It can be supported, modified or rejected based on evidence.
Q2. Consider the following statements about matter: Matter has mass. Matter occupies space. Matter can exist in solid, liquid and gaseous states. Which of the statements given above is/are correct?
1 only
1 and 2 only
2 and 3 only
1, 2 and 3
Correct Answer:
1, 2 and 3
Matter possesses mass and occupies space. Under appropriate conditions, substances can occur as solids, liquids or gases.
Q3. Which one of the following changes represents a chemical change?
Melting of ice
Evaporation of water
Rusting of iron
Breaking of glass
Correct Answer:
Rusting of iron
Rusting involves a chemical reaction between iron, oxygen and moisture, resulting in the formation of new substances. The other processes primarily involve physical changes.
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