Online Mock Tests
Chapters
Chapter 2: Nutrition in Animals
Chapter 3: Fibre to Fabric
Chapter 4: Heat
Chapter 5: Acids, Bases and Salts
Chapter 6: Physical and Chemical Changes
Chapter 7: Weather, Climate and Adaptations of Animals to Climate
Chapter 8: Wind Storms and Cyclones
Chapter 9: Soil
Chapter 10: Respiration in Organisms
Chapter 11: Transportation in Animals and Plants
Chapter 12: Reproduction in Plants
Chapter 13: Motion and Time
Chapter 14: Electric Current and Its Effects
Chapter 15: Light
Chapter 16: Water: A Precious Resource
Chapter 17: Forests: Our Lifeline
Chapter 18: Wastewater Story
Chapter 2: Nutrition in Animals
NCERT solutions for Class 7 Science Chapter 2 Nutrition in Animals Exercises [Pages 20 - 22]
Fill in the blanks:
The main steps of nutrition in humans are __________, __________, ___________,
__________and __________
Fill in the blanks:
The largest gland in the human body is __________
Fill in the blanks:
The stomach releases hydrochloric acid and ________ juices which act on food.
Fill in the blanks:
The inner wall of the small intestine has many finger-like outgrowths called __________.
Fill in the blanks:
Amoeba digests its food in the __________.
Mark ‘T’ if the statement is true and ‘F’ if it is false:
Digestion of starch starts in the stomach. (T/F)
True
False
Mark ‘T’ if the statement is true and ‘F’ if it is false:
The tongue helps in mixing food with saliva. (T/F)
True
False
Mark ‘T’ if the statement is true and ‘F’ if it is false:
The gall bladder temporarily stores bile. (T/F)
True
False
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)
True
False
Tick ( √) mark the correct answer in each of the following:
Fat is completely digested in the
stomach
mouth
small intestine
large intestine
Tick ( √) mark the correct answer of the following:
Water from the undigested food is absorbed mainly in the
stomach
food pipe
small intestine
large intestine
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 |
What are villi? What is their location and function?
Where is the bile produced? Which component of the food does it help to digest?
Name the type of carbohydrate that can be digested by ruminants but not by humans. Give the reason also.
Why do we get instant energy from glucose?
Which part of the digestive canal is involved in absorption of food ____
Which part of the digestive canal is involved in chewing of food ____
Which part of the digestive canal is involved in: killing of bacteria ____.
Which part of the digestive canal is involved in:complete digestion of food ____
Which part of the digestive canal is involved in: formation of faeces ____.
Write one similarity and one difference between the nutrition in Amoeba and human beings.
Match the items of Column I 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 |
Label the following figure of the digestive system.
A part of human digestive system
Can we survive only on raw, leafy vegetables/grass? Discuss.
Chapter 2: Nutrition in Animals
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. 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 the CBSE Class 7 Science solutions in a manner that help students grasp basic concepts better and faster.
Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. 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, The Mouth and Buccal Cavity, The Teeth and Its Structure, The Salivary Glands, The Food Pipe/Oesophagus, The Stomach, The Small Intestine, Pancreas, Absorption of Food, The Large Intestine, Assimilation of Food, Liver, Digestion in Grass-eating Animal, Feeding and Digestion in Amoeba, Human Digestive System.
Using NCERT Class 7 solutions Nutrition in Animals exercise 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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