NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals

Understanding the process of how animals get their food and utilize it is an important part of science learning. Class 7 Science Chapter 2 – Nutrition in Animals covers various concepts like types and modes of nutrition, digestion in different organisms, and the human digestive system with clear diagrams. 

Students looking for a strong foundation can explore NCERT solutions for Class 7 Science, which offer step-by-step NCERT question and answer guide in simple and easy language. At Infinity Learn, students can also access well-structured Class 7 notes, topic-wise MCQs, and helpful visual aids that make learning easier. 

These class 7 science chapter 2 question answer ensure clarity and confidence while preparing for exams and understanding science in a fun and meaningful way.

NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals

Class 7 Science Chapter 2, Nutrition in Animals, explains how animals eat food, break it down, and use it for energy, growth, and repair. It covers the full process of digestion, including the roles of different digestive organs like the mouth, stomach, small intestine, and large intestine.

To understand this topic better, students should regularly solve NCERT Solutions for Class 7 Science Chapter 2. These question and answer sets help improve clarity, boost exam confidence, and strengthen basic concepts.

NCERT Solutions for Class 7 Science Chapter 2 PDF Download

Get a head start in your science studies with the NCERT Solutions for Class 7 Science Chapter 2 PDF Download. This essential guide provides detailed answers and explanations to help you master the chapter effortlessly. It's perfectly aligned with the NCERT curriculum, making it an indispensable resource for excelling in exams.

Download NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals PDF free of cost from our website. You can also download chapter-wise PDFs of all subjects from Infinity Learn. These practice materials are excellent for revising and mastering the chapter quickly and clearly.

Access NCERT Solutions for Class 7 Science Chapter 2 Nutrition in Animals Question Answer

Class 7 Science Chapter 2 Question Answer of Textbook Exercise

Exercise Questions 1. Fill in the  blanks :

1. The main steps of nutrition in humans are_________,_________, _________, _________, and _____________.
2. The largest gland in the human body is_____________.
3. The stomach secretes hydrochloric acid and _____________ to help in breaking down food.
4. The inner lining of the small intestine contains tiny finger-shaped projections known as _____________.
5. Amoeba digests its food in the_____________.

Ans.

1. ingestion, digestion, absorption, assimilation and egestion
2. liver
3. digestive
4. villi
5. food vacuole

2. Mark ‘T’ and ‘F’  if the statement is true or false:

1. Digestion of starch starts in the stomach. ( F )
2. The tongue helps in mixing food with saliva. ( T )
3. The gall bladder temporarily stores bile. ( T )
4. Ruminant animals bring up the swallowed food (cud) and chew it again to break it down properly and aid digestion.

3. Put a (✓) tick mark against the correct option in each of the questions below:

a. Fat is completely digested in the :

1. stomach
2. mouth
3. small intestine (√)
4. large intestine

b. In which part of the digestive system is most of the water from food absorbed?

1. stomach
2. food pipe
3. small intestine
4. large intestine (√)

4. Match the following items from Column A with those in Column B:

Ans. 

5. What are villi ?Write their location and function.

 Ans.

1. These are tiny finger-like projections in the small intestine called villi.
2. Villi are located on the inner walls of small intestine.
3. They increase the surface area for absorption of the digested food.
4. The blood vessels present inside the villi absorbs the nutrients from the digested

6. Where is bile juice made and what is its role in digestion?

Ans.

1. Bile is produced in the liver.
2. It plays an important role in the digestion of fats.

7. Which carbohydrate can be digested by ruminants but not by humans? Why?

Ans.

1. Cellulose is a type of carbohydrate that can be digested by ruminants and not by humans.
2. Ruminants have a large sac-like structure called caecum in their digestive system where the food containing cellulose is digested by the action of certain bacteria.
3. Humans cannot digest cellulose, as the cellulose digesting enzymes are absent in  them.

8. Why does glucose give us quick energy? 

A. Glucose is a simple sugar and can be easily absorbed into the blood to produce energy. Hence, glucose acts as an instant source of energy. 9. Which part of the digestive canal is involvedin :

1. absorption of food
2. chewing of food
3. killing of bacteria
4. complete digestion of food
5. formation of faeces

Ans.

1. small intestine
2. buccal cavity
3. stomach
4. small intestine
5. large intestine

10. Mention one similarity and one difference in how Amoeba and humans obtain nutrition?

 Ans. The mode of nutrition in both Amoeba and human beings is Heterotrophic mode of nutrition. Differences between nutrition in Amoeba and human beings:

1. Digestion of carbohydrates, proteins, and fats starts in separate regions in human
2. In Amoeba all the food components are digested in the food vacuole.

11. Match Column A with Column B: 

Ans. 1) C     2) D     3) A     4) B    5) E    6) F 

12. Label the following figure of the digestive system.

13. Can humans live only by eating raw leafy vegetables or grass? Why or why not?

 Ans.

1. No, humans cannot survive only on raw, leafy vegetables or grass.
2. It is because these are rich in cellulose, which cannot be digested due to the absence of cellulose digesting enzymes in our digestive system.

Important Topics covered in Class 7 Science Chapter 2 Nutrition in Animals

1. Different ways of taking food
2. Digestion in humans
3. Digestion in grass-eating animals
4. Feeding and digestion in amoeba

Class 7 Science NCERT Solutions Chapter 2 Nutrition in Animals

These NCERT Solutions are designed in such a way that students learn and practice questions related to animal nutrition. After that, this chapter cover important topics like nutrition and digestion in humans and animals as well as in simple organisms, the process of nutrition, digestive system, etc. The NCERT Solutions of this chapter also includes different examples and solved exercises that students must go through and use to prepare for exams.

Where to Download NCERT Solutions for Class 7 Science Chapter 2 PDF?

If you're looking for easy-to-understand solutions for Class 7 Science Chapter 2 – Nutrition in Animals, you can download the free PDF from the Infinity Learn website. These solutions are perfect for helping students build strong concepts and prepare confidently for exams.

Infinity Learn is dedicated to offering top-quality learning resources that support students in every step of their academic journey. The NCERT Solutions for Class 7 Science are prepared by experienced educators to explain each topic in a simple and clear manner. These study materials not only clear doubts but also improve overall understanding and performance.

Whether you're revising for tests or just want to study better, these PDFs are a great tool to build your basics and score higher.

Students can also reach out to the Infinity Learn support team if they need help with any topic or concept. For the best learning experience, you can explore more subject-wise solutions, quizzes, and revision notes available on the platform.