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Nutrition in Plants And Animals Test - 8

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Nutrition in Plants And Animals Test - 8
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Weekly Quiz Competition
  • Question 1
    1 / -0
    What is/are the mode(s) of infection of cholera?
    Solution
    Contaminated water and food are the modes of infection of cholera.
  • Question 2
    1 / -0
    What is recommended by WHO as a home-made remedy for diarrhoea?
    Solution
    During diarrhoea, there is an excessive loss of water from the body along with salts and sugar. For this, WHO recommends a home-made solution of water with dissolved salt and sugar, known as oral rehydration solution (ORS).
  • Question 3
    1 / -0
    Which type of teeth are known as wisdom teeth?
    Solution
    Molars are the large grinding teeth at back. The last molars in the line are called 3rd molars or more popularly 'wisdom teeth'. These teeth usually erupt and break through the gum tissue after the age of 17. Some will only partially erupt, while the others will stay completely buried under the tissue.
  • Question 4
    1 / -0
    The process of building complex body substances by utilising the digested food is known as
    Solution
    The food absorbed by blood needs to be transported to each and every organ of the body in order to be used to build the complex substances required by the body. This process is known as assimilation.
  • Question 5
    1 / -0
    Who discovered the working of stomach?
    Solution
    The working of stomach was an accidental discovery by an American army doctor, William Beaumont, when he saved a man named Alexis St. Martin, who was badly wounded by a shotgun.
  • Question 6
    1 / -0
    Which of the following is the widest part of the alimentary canal?
    Solution
    Stomach is a large J-shaped organ of alimentary canal, which is the widest part of the digestive tract. Large intestine, oesophagus and rectum are narrower and tube-like structures.
  • Question 7
    1 / -0
    Starfish feeds on animals covered with hard shells. What is that hard shell made of?
    Solution
    The hard shell of sea animals is made of a chemical compound called calcium carbonate that protects them from mechanical injury.
  • Question 8
    1 / -0
    Which of the following is not a process of digestive system?
    Solution
    Steps involved in the digestive system are - Ingestion, Digestion, Absorption, Assimilation, and Egestion. Excretion is not a process of the digestive system, rather it is a process of the excretory system.
  • Question 9
    1 / -0
    The inner lining of the stomach secretes
    Solution
    The inner lining of the stomach secretes mucus, which protects the inner membrane from the action of HCl.
  • Question 10
    1 / -0
    Which among the following do not have teeth?
    Solution
    In birds, jaws are modified into beak and teeth are absent.
  • Question 11
    1 / -0
    Which of the following statements about the human tongue is correct?
    Solution
    Tongue can move in all directions.
    The back of the tongue is attached to the floor of the buccal cavity.
    It is a fleshy muscular organ.
    It mixes saliva with food.
    So, option (2) is the correct answer.
  • Question 12
    1 / -0
    The finger-like projections in amoeba are called
    Solution
    The finger-like projections in amoeba are called pseudopodia, which help it to engulf food.
  • Question 13
    1 / -0
    Which of the following processes is similar in amoebae and humans?
    Solution
    Humans and amoebae have similar process of ingestion, i.e. they engulf the whole food. Both of them have holozoic mode of nutrition.
  • Question 14
    1 / -0
    Where is the maximum water absorbed in the digestive tract?
    Solution
    Maximum absorption of water takes place in the large intestine. Its function is to absorb water and some salts from the undigested food material.
  • Question 15
    1 / -0
    The passing of watery stools from the body is called
    Solution
    The passing of watery stools from the body is known as diarrhoea, which leads to dehydration, i.e. excess loss of water from the body.
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