Grade 7 Revision: Nutrition in Animals

The process of removing undigested food materials from the body is called (a)   .

1. Which of these is not a part of nutrition?

• digestion

• absorption

• egestion

• excretion

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The pointed teeth in your mouth are

• premolars

• incisors

• molars

• canines

1. The greatest amount of digestion of food in humans takes place in the

• mouth

• stomach

• small intestine

• large intestine

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4.Bile is produced in the

• stomach

• small intestine

• pancreas

• liver

During digestion,fats are changed into

• amino acids

• fatty acids and glycerol

• glucose

• sugar

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The inner walls of the stomach secrete _________.

• Mucus & hydrochloric acid

• Bile

• Lime

• Salt

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In which stage does the use of simple substances to build complex substances is required by the body is happening?

• Absorption
• Assimilation

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Water from the undigested food is absorbed mainly in the

• stomach

• foodpipe

• small intestine

• large intestine

Mark ‘True’ if the statement is true and ‘False’ if it is false:

Digestion of starch starts in the stomach.

• True

• False

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