Nutrition in Animals — Chapter Summary
Gujarat Board · Class 7 · Science
Summary of Nutrition in Animals for Gujarat Board Class 7 Science. Part of the Gujarat Board Class 7 Science syllabus.
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Overview
Nutrition is the process by which organisms obtain and utilize food for growth, repair, and energy. Unlike plants that can make their own food through photosynthesis, animals must obtain food from plants or other animals. This chapter explores how different animals take in food, how the human body b
Key Concepts
Nutrition is the process of taking
Nutrition is the process of taking in food and using it for growth, repair, and energy. Digestion is the breakdown of complex food components into sim
Different animals have different ways
Different animals have different ways of taking food into their bodies. Examples include: sucking (bees, hummingbirds, mosquitoes), chewing (herbivore
The human digestive system consists
The human digestive system consists of the alimentary canal (mouth → esophagus → stomach → small intestine → large intestine → rectum → anus) and asso
Humans have three types of permanent
Humans have three types of permanent teeth: incisors (8 teeth for cutting and biting), canines (4 teeth for tearing and piercing), and premolars/molar
Saliva is secreted by salivary glands
Saliva is secreted by salivary glands and contains the enzyme amylase, which breaks down starch into simple sugars like maltose. The saliva also lubri
Learning Objectives
- Understand that animals obtain food from plants directly or indirectly through other animals
- Learn about different modes of food intake in various animals
- Comprehend the structure and function of the human digestive system
- Understand the process of digestion in different parts of the alimentary canal
- Learn about absorption and assimilation of digested food
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Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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