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NCERT solutions for Class 7 Science chapter 2 - Nutrition in Animals

Science Textbook for Class 7

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Chapters

NCERT Science Class 7

Science Textbook for Class  7

Chapter 2 - Nutrition in Animals

Pages 20 - 22

Q 1.1 | Page 20

Fill in the blanks:

The main steps of nutrition in humans are  _______________________________

__________and __________

Q 1.2 | Page 20

Fill in the blanks:

The largest gland in the human body is __________

Q 1.3 | Page 20

Fill in the blanks:

The stomach releases hydrochloric acid and ________ juices which act on food.

Q 1.4 | Page 20

Fill in the blanks:

The inner wall of the small intestine has many finger-like outgrowths called __________.

Q 1.5 | Page 20

Fill in the blanks:

Amoeba digests its food in the __________.

Q 2.1 | Page 20

Mark ‘T’ if the statement is true and ‘F’ if it is false:

Digestion of starch starts in the stomach. (T/F)

Q 2.2 | Page 20

Mark ‘T’ if the statement is true and ‘F’ if it is false:

The tongue helps in mixing food with saliva. (T/F)

Q 2.3 | Page 20

Mark ‘T’ if the statement is true and ‘F’ if it is false:

The gall bladder temporarily stores bile. (T/F)

Q 2.4 | Page 20

Mark ‘T’ if the statement is true and ‘F’ if it is false:

The ruminants bring back swallowed grass into their mouth and chew it for some time. (T/F)

Q 3.1 | Page 20

Tick ( √) mark the correct answer in each of the following:

Fat is completely digested in the

(1) stomach

(2) mouth

(3) small intestine

(4) large intestine

Q 3.2 | Page 20

Tick ( √) mark the correct answer of the following:

Water from the undigested food is absorbed mainly in the

(1) stomach

(2) food pipe

(3) small intestine

(4) large intestine

Q 4 | Page 21

Match the items of Column I with those given in Column II:

Column I Column II
Food components Product(s) of digestion
Carbohydrates Fatty acids and glycerol
Proteins Sugar
Fats Amino acids
Q 5 | Page 21

What are villi? What is their location and function?

Q 6 | Page 21

Where is the bile produced? Which component of the food does it help to digest?

Q 7 | Page 21

Name the type of carbohydrate that can be digested by ruminants but not by humans. Give the reason also.

Q 8 | Page 21

Why do we get instant energy from glucose?

Q 9.1 | Page 21

Which part of the digestive canal is involved in absorption of food ____

Q 9.2 | Page 21

Which part of the digestive canal is involved in chewing of food ____

Q 9.3 | Page 21

Which part of the digestive canal is involved in: killing of bacteria ____.

Q 9.4 | Page 21

Which part of the digestive canal is involved in:complete digestion of food ____

Q 9.5 | Page 21

Which part of the digestive canal is involved in: formation of faeces ____.

Q 10 | Page 21

Write one similarity and one difference between the nutrition in Amoeba and human beings.

Q 11 | Page 21

Match the items of Column with suitable items in Column II

Column I Column II
Salivary gland Bile juice secretion
Stomach Storage of undigested food
Liver Saliva secretion
Rectum Acid release
Small intestine Digestion is completed
Large intestine Absorption of water
  Release of faeces
Q 12 | Page 22

Label the following figure of the digestive system.

A part of human digestive system

Q 13 | Page 22

Can we survive only on raw, leafy vegetables/grass? Discuss.

NCERT Science Class 7

Science Textbook for Class  7

NCERT solutions for Class 7 Science chapter 2 - Nutrition in Animals

NCERT solutions for Class 7 Science chapter 2 (Nutrition in Animals) include all questions with solution and detail explanation from Science Textbook for Class 7. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has created the CBSE Science Textbook for Class 7 solutions in a manner that help students grasp basic concepts better and faster.

Further, we at shaalaa.com are providing such solutions so that students can prepare for written exams. These NCERT textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 7 Science chapter 2 Nutrition in Animals are Different Ways of Taking Food, Digestion in Humans, Digestion in Grass-eating Animal, Feeding and Digestion in Amoeba.

Using NCERT solutions for Class 7 Science by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 7 prefer NCERT Textbook Solutions to score more in exam.

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