Last Updated on August 26, 2024 by XAM CONTENT
Hello students, we are providing assertion reason questions for class 7 science. 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 1 Nutrition in Plants.
| Assertion and Reason | Class 7 Science |
|---|---|
| Useful for | Class 7 Students |
| Subject | Science |
| Chapter | Nutrition in Plants Chapter 1 |
| Type of Questions | Assertion and Reason |
| Difficulty Level | Mentioned |
| Format | Question-Answer Format |
| Important Link | Class 7 Science Chapterwise Assertion Reason |
Assertion Reason on Nutrition in Plants
Questions:
Q.1. Assertion (A): Algae can also prepare their own food.
Reason (R): Algae are green in colour.
(a) Both assertion (A) and reason (R) are true and (R) is correct explanation of assertion (A).
(b) Both assertion (A) and reason (R) are true, but reason (R) is not the correct explanation of assertion (A).
(c) Assertion (A) is true, but reason (R) is false.
(d) Assertion (A) is false, but reason (R) is true.
Difficulty Level: Easy
Ans. Option (b) is correct.
Explanation: Algae contain chlorophyll so they can prepare their own food by photosynthesis. The presence of chlorophyll gives them a green colour.
Also read: Nutrition in Plants Science Class 7 Chapter 1 NCERT Solutions
Q.2. Assertion (A): Photosynthesis can take place only in leaves.
Reason (R): The synthesis of food occurs in the presence of sunlight.
(a) Both assertion (A) and reason (R) are true and (R) is the correct explanation of assertion (A).
(b) Both assertion (A) and reason (R) are true, but reason (R) is not the correct explanation of assertion (A).
(c) Assertion (A) is true, but reason (R) is false.
(d) Assertion (A) is false, but reason (R) is true.
Difficulty Level: Difficult
Ans. Option (d) is correct.
Explanation: The green stems and green branches with chlorophyll can carry out photosynthesis.
Also Check
- Physical and Chemical Changes Assertion Reason for Class 7 Science
- Acids Bases and Salts Assertion Reason for Class 7 Science
- Heat Assertion Reason for Class 7 Science
- Nutrition in Animals Assertion Reason for Class 7 Science
- Nutrition in Plants Assertion Reason for Class 7 Science
Topics from which assertion reason questions may be asked
- Define nutrients.
- Discuss the mode of nutrition in plants.
- Describe the process of photosynthesis.
- List the things required for the process of photosynthesis.
- Discuss what are saprotrophs.
- Describe the symbiosis relationship.
- Discuss the nutrients replenishment in soil.
For further practice on assertion reason questions related to Class 7 Science Chapter 1 Nutrition in Plants, we recommend exploring the link given below.
Frequently Asked Questions (FAQs) on Nutrition in Plants Assertion Reason Questions
Q1: What is nutrition in plants?
A1: Nutrition in plants refers to the process by which plants obtain and utilize nutrients necessary for their growth, development, and survival.
Q2: What are the different modes of nutrition in plants?
A2: Plants can obtain nutrition through autotrophic and heterotrophic modes. Autotrophic nutrition involves synthesizing food through photosynthesis, while heterotrophic nutrition involves obtaining pre-formed organic substances from the environment.
Q3: What is the assertion-reason format in science?
A3: The assertion-reason format is a type of question where two statements, an assertion and a reason, are given. The task is to evaluate whether the reason provides a valid explanation or justification for the assertion.
Q4: What are the key concepts to understand in nutrition in plants for Class 7 Science?
A4: Key concepts include photosynthesis, chlorophyll, the role of water and carbon dioxide, factors affecting photosynthesis (such as light intensity, temperature, and carbon dioxide concentration), and the importance of nutrition for plant growth and development.
Q5: How can I improve my understanding of nutrition in plants for Class 7 Science?
A5: To improve understanding, engage in hands-on activities like growing plants, observe the effects of light, water, and nutrients on plant growth, and review supplementary materials such as diagrams, videos, and interactive simulations.
Q6: Where can I find more assertion-reason questions on nutrition in plants for practice?
A6: We offer a collection of assertion-reason questions for all classes and subject on our website. These questions are designed to help students practice critical thinking skills and reinforce their understanding of scientific concepts. Visit our website to access these questions and enhance your learning experience.
