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earth-solar-system-indian-astronauts-evs MCQ - Practice Questions with Answers

Solve 30 earth-solar-system-indian-astronauts-evs questions for RAS/RPSC preparation.

Practice questions

Q1Which fact is correctly stated?

A Kalpana-1 was named before Kalpana Chawla’s first space mission
B Kalpana-1 was renamed on 5 February 2003 after Kalpana Chawla
C Kalpana-1 was the spacecraft that carried Rakesh Sharma
D Kalpana-1 proves ordinary Moon phases are eclipses
Explanation

This item checks whether the candidate reads a date exactly. ISRO says METSAT was renamed Kalpana-1 on 5 February 2003 after Kalpana Chawla. It was not Rakesh Sharma’s spacecraft and it does not explain Moon phases.

Q2For REET Level 1 EVS, which idea best shows the safe syllabus boundary for teaching Earth and space?

A Treat it as primary EVS linked with observation, weather, light, water cycle, science and social science.
B Make children memorize rocket engine parts before discussing day and night.
C Begin with telescope formulas and planet diameters for Classes I to V.
D Avoid sky observation because space topics belong only to higher physics.
Explanation

Primary-stage environmental studies connects Earth and space with observation, light, weather and daily experience. Options about rocket engineering, telescope formulas or avoiding sky observation either overreach or remove useful child-level inquiry.

Q3Which statement about NEP 2020 and early EVS teaching is most appropriate for this topic?

A The 5+3+3+4 structure supports activity-based learning in foundational and preparatory stages.
B The 5+3+3+4 structure removes observation from EVS and keeps only textbook recall.
C The 5+3+3+4 structure requires advanced astronomy calculations in primary classes.
D The 5+3+3+4 structure says space topics should begin only after Class VIII.
Explanation

NEP 2020's 5+3+3+4 frame supports activity-based work in foundational and preparatory learning. Observation, models and participation fit this age group better than pure recall, advanced calculations or delaying all space ideas.

Q4Which explanation of ordinary Moon phases is correct?

A Earth's shadow falls on the Moon every night and makes the phases
B The Moon changes its own shape as it moves in the sky
C We see different portions of the Moon's sunlit half as it orbits Earth
D Clouds cover fixed parts of the Moon in a monthly pattern
Explanation

Ordinary Moon phases occur because we see different amounts of the Moon's sunlit half while it orbits Earth. Earth's shadow is relevant to a lunar eclipse, and clouds or a changing Moon shape are common misconceptions.

Q5Which statement is best about textbook titles while preparing this topic?

A Use Looking Around as the current Class III EVS title
B Avoid all NCERT titles because EVS has no textbook links
C Use Our Wondrous World as current Class III EVS, and frame Looking Around historically
D Use only NASA pages and never mention school textbooks
Explanation

Karan should not cite a legacy title as if it is current. The verified catalogue gives Our Wondrous World for Class III EVS in the NEP-2020 list, while older Looking Around material may be mentioned only as a historical classroom reference.

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More questions

6Which statement correctly defines an orbit in the Earth and solar-system context?

AThe spinning of Earth on its own axis
BThe path followed by a planet or moon around another body
CThe visible sunlit part of the Moon seen from Earth
DThe group of the Sun and all eight planets

7Mary uses a wheelchair. During the Sun-Earth-Moon activity, which teacher action is most inclusive and conceptually useful?

AAsk Mary to watch silently while others move
BSkip the model for the whole class
CGive Mary only a written worksheet about planets
DLet Mary hold the Sun lamp or observation chart while peers orbit around her position

8Which pair is correctly matched?

AMoon - planet of the solar system
BMoon - Earth's natural satellite
CEarth - satellite of the Moon
DSun - Earth's natural satellite

9Meena says the Moon changes shape because Earth’s shadow falls on it every night. What should the teacher identify as the misconception?

AShe is confusing ordinary Moon phases with lunar eclipse shadow
BShe is correctly explaining all Moon phases
CShe is confusing Earth rotation with planet order
DShe is saying the Moon is a star

10Assertion: A ball-lamp model helps Imran understand day and night. Reason: Day and night are explained by Earth’s rotation, not by the Sun switching off.

AAssertion true, reason false
BAssertion false, reason true
CBoth true, and the reason explains the assertion
DBoth false

11Which is the safest syllabus boundary for teaching this topic in REET Level 1 EVS?

APrimary EVS links: light, weather, water cycle, Earth observation and simple space personalities
BDetailed rocket engineering and orbital mechanics for all planets
COnly biographies of astronauts, without Earth or classroom observation
DOnly memorising all planet sizes and distances in kilometres

12Consider the following statements. Statement I: Earth is the third planet from the Sun. Statement II: The Moon is Earth's natural satellite. Which option is correct?

ABoth Statement I and Statement II are correct.
BOnly Statement I is correct.
COnly Statement II is correct.
DNeither Statement I nor Statement II is correct.

13Match List I with List II: 1. Rakesh Sharma 2. Kalpana Chawla 3. Sunita Williams. a. first woman of Indian origin to visit space b. first Indian citizen in space c. NASA astronaut selected in 1998.

A1-a, 2-b, 3-c
B1-c, 2-a, 3-b
C1-b, 2-c, 3-a
D1-b, 2-a, 3-c

14A teacher uses a lamp, a large ball and a small ball to discuss Moon phases. Which teacher statement is most appropriate?

AThis model is exact in size and distance, so no observation is needed.
BThe model proves that Earth's shadow makes every Moon phase.
CThe small ball shines by itself, so it should be shown without the lamp.
DThe model helps us see the sunlit part, but the real distances are much larger.

15Assertion: A ball-lamp activity can be used to show why one side of Earth has day while the other side has night. Reason: In the model, rotating the ball changes which part faces the lamp. Which option is correct?

ABoth the assertion and the reason are true, but the reason does not explain the assertion.
BBoth the assertion and the reason are true, and the reason explains the assertion.
CThe assertion is true, but the reason is false.
DThe assertion is false, but the reason is true.

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