Nutrition in Animals MCQs with Answers

Question-1. The process of digestion taking place in grass- eating animals is called ( )

1. Egestion
2. Rumination
3. Assimilation
4. Absorption

Question-2. Diarrhoea is caused due to ( )

1. Infection
2. Indigestion
3. Poisoning
4. All of the above

Question-3. Length of small intestine is ( )

1. 10.5m long
2. 40m long
3. 23.4m long
4. 7.5m long.

Question-4. Plenty of boiled water mixed with a pinch of salt and sugar dissolved in it is called ( )

1. An Acid
2. A base
3. An indicator
4. Oral Rehydration solution

Question-5. Single celled organism among the following is ( )

1. Human being
2. Yeast
3. Cow
4. Amoeba

Question-6. The breakdown of complex components of food into simpler substances is called ( )

1. Digestion
2. Nutrition
3. Breathing
4. Respiration

Question-7. The function of the digestive juices present in the stomach is to breakdown ( )

1. the proteins into simpler substances
2. Starch into sugars
3. Fats into juices
4. Food into gases

Question-8. The largest gland in the human body is

1. Oesophagus
2. Salivary gland
3. Liver
4. Villi

Question-9. The set of teeth that exists in the mouth during the period from six to eight years of a human being are called

1. Permanent teeth
2. Premolar teeth
3. Molar teeth
4. Milk teet

Question-10. The stomach is a thick ?walled bag of shape ( )

1. V- shape
2. U-shape
3. X- shape
4. Z- shape

Question-11. An example of heterotrophic organism which can synthesise food.

1. Paramecium
2. Euglena
3. Amoeba
4. Hydra

Question-12. Bile is produced in

1. Gall bladder
2. Blood
3. Liver
4. Spleen

Question-13. Grass is rich in:

1. Proteins
2. Starch
3. Cellulose
4. None of these

Question-14. Left over food in teeth release, which gradually damages teeth.

1. bases
2. salts
3. acids
4. none of these

Question-15. Rumination can

1. digest the cellulose
2. not digest the cellulose
3. may or may not digest cellulose
4. all of these

Question-16. Salivary glands are located in

1. mouth
2. liver
3. stomach
4. large intestine

Question-17. Siphoning is the mode of feeding alone in which type of animal.

1. Humming bird
2. Butterfly
3. Ant
4. Housefly

Question-18. The acid present in the stomach:

1. kills the harmful bacterial that may enter along with the foo
2. protects the stomach lining from harmful substances.
3. digests starch into simpler sugars.
4. makes the medium alkaline.

Question-19. The components of food absorbed in large intestine is:

1. Carbohydrate
2. Protein
3. Water
4. Fats

Question-20. The digestion of food starts in which part of the digestive system:

1. Small intestine
2. Stomach
3. Mouth
4. Large intestine

Question-21. The digestive tract and the associated glands together constitute the

1. digestive system
2. oesophagus
3. alimentary canal
4. nutrition system

Question-22. The end part of tongue is sensitive to which of the following taste ?

1. Sweet
2. Sour
3. Salty
4. Bitter

Question-23. The intestinal juice digests the proteins into:

1. Fatty acids
2. Glycerol
3. Amino acids
4. None of these

Question-24. The movement of food in food pipe is called

1. Linear movement
2. Rectilinear movement
3. Smooth movement
4. Peristaltic movement

Question-25. The process by which organisms take in food is called

1. digestion
2. assimilation
3. ingestion
4. egestion

Question-26. The process in which faucal matter is removed through the anus.

1. Egestion
2. Digestion
3. Absorption
4. Ingestion

Question-27. The process in which the absorbed food is used for producing energy is called

1. ingestion
2. absorption
3. assimilation
4. digestion

Question-28. The semi-solid mass which is produced after thoroughly mix up of food and gastric juice is called

1. bolus
2. chyme
3. bile
4. villus

Question-29. The teeth which helps in biting the food are the:

1. Canines
2. Incisors
3. Premolar
4. Molars

Question-30. The way of taking food by bees is

1. swallowing
2. sucking
3. filtering
4. none of these

Question-31. Which gland secretes bile juice?

1. Liver
2. Pancreas
3. Bladder
4. All of these

Question-32. Which of the following is not a part of digestive system ?

1. Mouth cavity
2. Stomach
3. Food pipe
4. Wind pipe

Question-33. Cud is the name given to the food of ruminants which is:

1. swallowed and undigested.
2. swallowed and partially digested.
3. properly chewed and partially digested.
4. properly chewed and completely digested.

Question-34. Gastric digestion takes place efficiently in

1. acidic medium
2. alkaline medium
3. neutral medium
4. highly alkaline medium

Question-35. How many premolars teeth found in mouth?

1. 2
2. 4
3. 6
4. 8

Question-36. Read carefully the terms given below. Which of the following set is the correct combination of organs that do not carry out any digestive functions?

1. Oesophagus, Large Intestine, Rectum
2. Buccal Cavity, Oesophagus, Rectum
3. Buccal Cavity, Oesophagus, Large Intestine
4. Small Intestine, Large Intestine, Rectum

Question-37. The false feet of Amoeba are used for:

1. movement only
2. capture of food only
3. capture of food and movement
4. exchange of gases only

Question-38. The finger-like outgrowths of Amoeba helps to ingest food. However, the finger-like outgrowths of human intestine helps to:

1. digest the fatty food substances
2. make the food soluble
3. absorb the digested food
4. absorb the undigested food

Question-39. The main function of the lacteals of intestine is the absorption of

1. amino acids
2. glucose and vitamins
3. lactic acid
4. fatty acids and glycerol

Question-40. The swallowed food moves downwards in the alimentary canal because of:

1. force provided by the muscular tongue.
2. the flow of water taken with the food.
3. gravitational pull.
4. the contraction of muscles in the wall of food pipe.

Question-41. Which is not digested by human?

1. Protein
2. Fats
3. Glucose
4. Cellulose

Question-42. Which of the following pair of teeth differ in structure but are similar in function?

1. canines and incisors
2. molars and premolars
3. incisors and molars
4. premolars and canines