Class 7 Nutrition In Animals CBSE Questions & Answers

Class 7 · Nutrition In Animals

This is Science Class 7 Nutrition in Animals CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Rumination is the
  • A
    All of above
  • B
    Engulfing semi-digested food
  • C
    Grassing of plants
  • D
    Chewing something throughout the day
    Correct
2
Which of the following is not a digestive gland?
  • A
    Liver
  • B
    Pancreas
  • C
    Salivary gland
  • D
    Oesophagus
    Correct
3
The process of ingestion of food in amoeba is called
  • A
    Phagocytosis
    Correct
  • B
    Engulfing
  • C
    Catching
  • D
    Predating
4
Villi present in small intestine are richly supplied by blood for
  • A
    Transport absorbed food to all parts of the body
    Correct
  • B
    Removal of wastes.
  • C
    Supply of food to upper parts of the body.
  • D
    Carrying oxygen to small intestine
5
Enzymes are released from
  • A
    Ductless gland
  • B
    Endocrine glands
  • C
    Exocrine glands
    Correct
  • D
    Sebaceous gland
6
Boiled rice turns blue after addition of iodine solution to it due to presence of
  • A
    Maltose
  • B
    Sucrose
  • C
    Sugar
  • D
    Starch
    Correct
7
Tooth decay is common problem in today’s life style, the acid that cause tooth decay is
  • A
    Tartaric acid
  • B
    Hydrochloric acid
  • C
    Lactic acid
    Correct
  • D
    Acetic acid
8
Tooth pastes are generally alkaline in nature as it
  • A
    Neutralise the acids present in mouth
    Correct
  • B
    Causes faster digestion of food
  • C
    Help in preventing foul smell
  • D
    Help in shining of teeth
9
Carbohydrate: Glucose:: Protein : ?
  • A
    Glycerol
  • B
    Minerals
  • C
    Fatty acids
  • D
    Amino acids
    Correct
10
Pancreas is dual gland because it
  • A
    Act as store house and catalyst
  • B
    Is a large gland
  • C
    Releases Bile and HCl
  • D
    Releases enzyme and hormone both
    Correct
11
How Stomach is protected from the action of HCl acid?
  • A
    Inner wall of stomach is acid resistant.
  • B
    Mucus forma protective layer
    Correct
  • C
    Pepsin inactivate the acid
  • D
    HCl is a weak acid
12
Which of the following is the correct sequence of organs of alimentary canal?
  • A
    Mouth ,large intestine, stomach, small intestine, oesophagus
  • B
    Mouth, oesophagus, large intestine, small intestine. Stomach
  • C
    Mouth, oesophagus, stomach, small intestine, large intestine
    Correct
  • D
    Mouth ,stomach, small intestine, oesophagus, large intestine
13
Longest part of alimentary canal having highly coiled structure is
  • A
    Small intestine
    Correct
  • B
    Large intestine
  • C
    Stomach
  • D
    Oesophagus
14
Breaking down of food into simpler form using enzyme is called
  • A
    Egestion
  • B
    Assimilation
  • C
    Digestion
    Correct
  • D
    Absorption
15
The part of digestive system that contain taste buds is
  • A
    Lower jaw
  • B
    Tongue
    Correct
  • C
    Teeth
  • D
    Upper jaw