Chapter 2 : Nutrition in Animals - PowerPoint Presentation, Class 7, CBSE PDF Download (2023)

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FAQs

What are the keywords for Class 7 science Chapter 2 nutrition in animals? ›

Some of the important topics or keywords of Class 7 NCERT Textbook, Chapter 2 are Absorption, Amino acid, Amoeba, Assimilation, Bile, Buccal cavity, Canine, Cellulose, Digestion, Egestion, Fatty acid, Food vacuole, Gall bladder ,Glycerol, Incisor, Ingestion, Liver, Milk teeth, Molar, Permanent teeth, Oesophagus, ...

What are the key points of nutrition in animals Class 7? ›

The modes of feeding vary in different organisms. Nutrition is a complex process involving: (i) ingestion, (ii) digestion, (iii) absorption, (iv) assimilation and (v) egestion. Digestion of carbohydrates, like starch, begins in the buccal cavity. The digestion of protein starts in the stomach.

What is digestion Class 7 PDF? ›

Digestion: The process by which food is broken down into simple absorbable substances is called Digestion. Digestion of food takes place in the digestive system. The digestive system is composed of the alimentary canal and associated glands.

What are the steps of nutrition in animals Class 7? ›

Complete Answer:

The five steps which occur in the process of nutrition in animals are Ingestion, Digestion, Absorption, Assimilation, Egestion. - Ingestion is the process by which food is taken inside (through the mouth), then chewed and broken down by teeth.

What are the components of food Chapter 2 keywords? ›

Components of FOOD
  • Carbohydrates.
  • Fats.
  • Proteins.
  • Vitamins.
  • Minerals.
  • Water.
  • Roughage (or Dietary fibers)

What are the components of food science Chapter 2? ›

There are six main components present in food: carbohydrates, fats, proteins, vitamins, minerals, and roughage or dietary fibres.

What are the 5 steps of nutrition in animals? ›

The five steps which occur in the process of nutrition in animals are:
  • Ingestion.
  • Digestion.
  • Absorption.
  • Assimilation.
  • Egestion.

What are the five key animal nutrition? ›

Nutrients are elements in feed that are used by the animal for growth and production. Nutrients are normally divided into five categories: Water, protein, carbohydrates, minerals, and vitamins.

What are the six main nutrients all animals need to grow thrive and survive? ›

The six basic nutrients are water, proteins, fats, carbohydrates, minerals, and vitamins.

What are the 5 main functions of the digestive system? ›

The accessory organs include the teeth, tongue, and glandular organs such as salivary glands, liver, gallbladder, and pancreas. The main functions of the GI system include ingestion and digestion of food, nutrient absorption, secretion of water and enzymes, and excretion of waste products.

What organ stores bile? ›

The gallbladder is a small organ that stores bile. It is attached to your digestive system by a system of hollow ducts called the biliary tree.

What are the 5 steps of the digestive system? ›

Figure 2: The digestive processes are ingestion, propulsion, mechanical digestion, chemical digestion, absorption, and defecation. Some chemical digestion occurs in the mouth.

What are the 4 types of nutrition? ›

There are four types of heterotropic nutrition: holozoic, saprophytic, parasitic, and symbiotic. Let us discuss each type in detail. Holozoic nutrition is the type of nutrition in which an organism feeds on other organisms.

What are the 5 steps of nutrition class 7? ›

The five steps of nutrition are ingestion, digestion, absorption, assimilation, and egestion.

What is the keyword of nutrition? ›

Top Keywords For Nutrition
KeywordSearch Volume
nutrients165,000
calorie counter135,000
low calorie meals110,000
avocado calories165,000
242 more rows

What is nutrition in simple words for Class 7? ›

Nutrition is the mode of taking food by an organism and its utilisation by the body. The mode of nutrition in which organisms make food themselves from simple substances is called autotrophic (auto = self; trophos = nourishment) nutrition.

What is the keyword of absorption? ›

Keyword of absorption? Absorption is the process by which a substance takes in another substance or energy. It is a common phenomenon in various scientific fields, ranging from physics to chemistry to biology.

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