Last Updated on May 17, 2025 by XAM CONTENT
Hello students, we are providing assertion reason questions for class 7 science (Curiosity). Assertion reason questions are the new question format that is introduced in CBSE board. The resources for assertion reason questions are very less. So, to help students we have created chapterwise assertion reason questions for class 7 science. In this article, you will find assertion reason questions for CBSE Class 7 Science Chapter 12 Earth, Moon, and the Sun.
The NCERT Curiosity Science textbook for Class 7, developed as per the latest National Education Policy (NEP) 2020, is a fresh and engaging resource for young learners. Titled “Curiosity: Textbook of Science for Grade 7”, this new Class 7 Science book includes 12 thoughtfully designed chapters. Each chapter encourages students to explore real-world scientific concepts, develop critical thinking, and spark curiosity through hands-on experiences and relatable content. With its learner-centric approach, the Curiosity textbook aims to connect students with the world around them and inspire a lifelong love for science.
| Chapter | Earth, Moon, and the Sun |
| Book | Curiosity: Textbook of Science for Grade 7 |
| Type of Questions | Assertion Reason Questions |
| Nature of Questions | Competency Based Questions |
| Board | CBSE |
| Class | 7 |
| Subject | Science |
| Useful for | Class 7 Studying Students |
| Answers provided | Yes |
| Difficulty level | Mentioned |
| Important Link | Class 7 Science Chapterwise Assertion Reason |
Assertion Reason Questions on Earth, Moon, and the Sun
Assertion Reason Questions
Q1. Assertion (A): The same group of stars is visible in the night sky throughout the year.
Reason (R): The Earth revolves around the Sun, changing our view of the night sky each month.
Options:
(a) Both A and R are true, and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, and R is also false.
Answer: (d) A is false, but R is true.
Explanation: Due to Earth’s revolution, we see different constellations in different seasons.
Difficulty: ★★★★☆ (HOTS)
Q2. Assertion (A): Seasons occur because the Earth is sometimes closer to the Sun and sometimes farther.
Reason (R): The Earth revolves around the Sun in an elliptical orbit.
Options:
(a) Both A and R are true, and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, and R is also false.
Answer: (d) A is false, but R is true.
Explanation: The tilt of the Earth’s axis, not distance, causes seasons. The orbit’s shape is not the main reason.
Difficulty: ★★★☆☆ (Moderate)
Q3. Assertion (A): Lunar eclipses can be seen from a larger portion of the Earth compared to solar eclipses.
Reason (R): The Earth is larger than the Moon and casts a wider shadow.
Options:
(a) Both A and R are true, and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, and R is also false.
Answer: (a) Both A and R are true, and R is the correct explanation of A.
Explanation: Earth’s shadow covers a broader region during a lunar eclipse, making it visible to more observers.
Difficulty: ★★★★☆ (HOTS)
Q4. Assertion (A): Day and night occur due to the revolution of the Earth around the Sun.
Reason (R): The Earth rotates on its axis once in approximately 24 hours.
Options:
(a) Both A and R are true, and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, and R is also false.
Answer: (d) A is false, but R is true.
Explanation: Rotation, not revolution, causes day and night. A is incorrect, R is correct.
Difficulty: ★★★☆☆ (Moderate)
Q5. Assertion (A): The Moon can completely block the Sun during a solar eclipse.
Reason (R): The Moon’s apparent size is almost the same as that of the Sun from Earth’s perspective.
Options:
(a) Both A and R are true, and R is the correct explanation of A.
(b) Both A and R are true, but R is not the correct explanation of A.
(c) A is true, but R is false.
(d) A is false, and R is also false.
Answer: (a) Both A and R are true, and R is the correct explanation of A.
Explanation: The Moon appears similar in size to the Sun because it is much closer, allowing total solar eclipses.
Difficulty: ★★★★☆ (HOTS)
Also check
- Curiosity Class 7 Science Chapter 12 Earth, Moon, and the Sun Assertion Reason Questions
- Curiosity Class 7 Science Chapter 11 Light: Shadows and Reflections Assertion Reason Questions
- Curiosity Class 7 Science Chapter 10 Life Processes in Plants Assertion Reason Questions
- Curiosity Class 7 Science Chapter 9 Life Processes in Animals Assertion Reason Questions
- Curiosity Class 7 Science Chapter 8 Measurement of Time and Motion Assertion Reason Questions
- Curiosity Class 7 Science Chapter 7 Heat Transfer in Nature Assertion Reason Questions
- Curiosity Class 7 Science Chapter 6 Adolescence: A Stage of Growth and Change Assertion Reason Questions
- Curiosity Class 7 Science Chapter 5 Changes Around Us: Physical and Chemical Assertion Reason Questions
- Curiosity Class 7 Science Chapter 4 The World of Metals and Non-metals Assertion Reason Questions
- Curiosity Class 7 Science Chapter 3 Electricity: Circuits and their Components Assertion Reason Questions
- Curiosity Class 7 Science Chapter 2 Exploring Substances: Acidic, Basic, and Neutral Assertion Reason Questions
- Curiosity Class 7 Science Chapter 1 The Ever-Evolving World of Science Assertion Reason Questions
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Topics from which assertion reason questions may be asked
- Motions of Earth
- Phases of the Moon
- Solar and lunar eclipses
The Moon is moving away from Earth at a rate of 3.8 cm per year!
Frequently Asked Questions (FAQs) on Earth, Moon, and the Sun Assertion Reason Questions
Q1: What are Assertion-Reason questions in Class 7 Science?
A1: Assertion-Reason questions consist of two statements: an Assertion (A) and a Reason (R). Students must determine whether both statements are true and if the reason correctly explains the assertion.
Q2: How do I answer Assertion-Reason questions correctly?
A2: To answer correctly, follow these steps:
Check if both statements are true.
If both are true, see if the reason logically explains the assertion.
Use the standard answer choices (Both true with explanation, Both true without explanation, A true but R false, A false but R true).
Q3: What is the new Science textbook “Curiosity” for Grade 7 about?
A3: The new textbook “Curiosity” for Grade 7 Science introduces students to the world of scientific exploration and discovery. It focuses on fostering curiosity and encouraging students to ask questions, observe the world around them, and engage in hands-on activities to understand scientific concepts.
Q4: What is the best way to prepare for Assertion-Reason questions?
A4: Strengthen your understanding of concepts by studying NCERT books.
Focus on cause-effect relationships in science topics.
Practice Assertion-Reason questions regularly from worksheets, sample papers, and past exams.
Q5: Are there any online resources or tools available for practicing “Earth, Moon, and the Sun” assertion reason questions?
A5: We provide assertion reason questions for CBSE Class 7 Science on our website. Students can visit the website and practice sufficient case study questions and prepare for their exams. If you want to practice more assertion reason questions, you can visit physics gurukul website.
