SEBA Class 7 Science Important Chapter 1 Nutrition in Plants

SEBA Class 7 Science Important Chapter 1 Nutrition in Plants Solutions English Medium As Per SEBA New Syllabus to each chapter is provided in the list so that you can easily browse through different chapters SEBA Class 7 General Science Additional Solutions and select need one. SCERT Important Solutions For Class 7 General Science Download PDF. Important Notes for Class 7 Science SCERT.

SEBA Class 7 Science Important Chapter 1 Nutrition in Plants

Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. Assam SEBA Board Class 7 Science Additional Question Answer are part of All Subject Solutions. Here we have given SCERT Class 7 General Science Important Notes for All Chapters, You can practice these here.

Nutrition in Plants

Chapter: 1

IMPORTANT QUESTION ANSWER

A. Short Type Questions & Answers:

1. What is nutrition?

Ans: Nutrition is the mode of taking food by an organism and its utilization by the body.

2. What is autotrophic nutrition?

Ans: Autotrophic nutrition is the mode of nutrition in which organisms make their own food from simple substances.

3. Which pigment is necessary for photosynthesis?

Ans: Chlorophyll.

4. What are the raw materials required for photosynthesis?

Ans: Carbon dioxide, water, and sunlight.

5. Where does photosynthesis take place in plants?

Ans: In the leaves, which act as food factories.

6. What is the role of stomata?

Ans: Stomata are tiny pores in leaves that help in the exchange of gases like carbon dioxide and oxygen.

7. Name one parasitic plant.

Ans: Cuscuta (Amarbel).

8. What are insectivorous plants?

Ans: Plants that trap and digest insects for nutrition.

9. Why do farmers grow leguminous plants?

Ans: Because they help enrich the soil with nitrogen through symbiosis with Rhizobium bacteria.

10. Give one example of symbiosis in plants.

Ans: The relationship between Rhizobium bacteria and leguminous plants.

B. Fill in the Blanks:

1. The green pigment in leaves responsible for photosynthesis is called _________.

Ans: Chlorophyll.

2. The tiny pores on leaves that help in gas exchange are called _________.

Ans: Stomata.

3. Plants like _________ are parasitic and depend on other plants for food.

Ans: Cuscuta.

4. _________ is the process by which plants make food using sunlight.

Ans: Photosynthesis.

5. Fungi obtain their nutrition from dead matter and are called _________.

Ans: Saprotrophs.