NUTRITION IN ANIMALS MULTIPLE CHOICE QUESTIONS

11/7/20246 min read

  1. What is the process by which food is broken down into simpler substances called?
    a) Ingestion
    b) Digestion
    c) Absorption
    d) Assimilation
    Answer: b) Digestion

  2. Which feeding method involves an animal extending its stomach to eat?
    a) Sucking
    b) Chewing
    c) Capturing and swallowing
    d) Siphoning
    Answer: c) Capturing and swallowing

  3. What is the main function of food in animals?
    a) Growth and entertainment
    b) Growth, repair, and bodily functions
    c) Growth and sleep
    d) Repair and reproduction
    Answer: b) Growth, repair, and bodily functions

  4. Where does protein digestion begin in humans?
    a) Mouth
    b) Stomach
    c) Small intestine
    d) Large intestine
    Answer: b) Stomach

  5. Which substance is secreted by the liver?
    a) Pancreatic juice
    b) Saliva
    c) Bile
    d) Gastric juice
    Answer: c) Bile

  6. What is the function of hydrochloric acid in the stomach?
    a) It breaks down fats
    b) It kills bacteria
    c) It digests proteins
    d) It absorbs vitamins
    Answer: b) It kills bacteria

  7. What are the finger-like projections found in the small intestine?
    a) Canines
    b) Villi
    c) Pseudopodia
    d) Cilia
    Answer: b) Villi

  8. What is the purpose of villi in the small intestine?
    a) To secrete digestive juices
    b) To increase surface area for absorption
    c) To produce bile
    d) To chew food
    Answer: b) To increase surface area for absorption

  9. What does the pancreas release into the digestive system?
    a) Bile
    b) Pancreatic juice
    c) Hydrochloric acid
    d) Mucous
    Answer: b) Pancreatic juice

  10. What is the approximate length of the small intestine in humans?
    a) 1.5 meters
    b) 7.5 meters
    c) 5 meters
    d) 10 meters
    Answer: b) 7.5 meters

  11. Which animals are classified as ruminants?
    a) Those that chew cud
    b) Those that eat only meat
    c) Those that eat only plants
    d) Those that swallow food whole
    Answer: a) Those that chew cud

  12. Which animals possess a rumen as part of their stomach?
    a) Carnivores
    b) Herbivores
    c) Omnivores
    d) Insectivores
    Answer: b) Herbivores

  13. Why do certain animals ruminate?
    a) To digest meat more effectively
    b) To break down cellulose
    c) To increase food intake
    d) To cool down their bodies
    Answer: b) To break down cellulose

  14. How does an amoeba ingest its food?
    a) Through a mouth
    b) Using pseudopodia
    c) Through gills
    d) By absorption through the skin
    Answer: b) Using pseudopodia

  15. What is the purpose of digestive juices in the stomach?
    a) To make food taste better
    b) To break down food into simpler substances
    c) To cool down the food
    d) To store food for a longer period
    Answer: b) To break down food into simpler substances

  16. Where is bile stored in the human body?
    a) Liver
    b) Gall bladder
    c) Stomach
    d) Pancreas
    Answer: b) Gall bladder

  17. What is the primary role of the large intestine?
    a) To digest proteins
    b) To absorb water and salts
    c) To produce digestive enzymes
    d) To store undigested food
    Answer: b) To absorb water and salts

  18. What triggers the production of saliva in the mouth?
    a) Seeing food
    b) Swallowing food
    c) Digesting food
    d) Absorbing nutrients
    Answer: a) Seeing food

  19. What primarily causes tooth decay?
    a) Acids produced by bacteria
    b) Swallowing food too quickly
    c) Consuming too much protein
    d) Lack of saliva
    Answer: a) Acids produced by bacteria

  20. Why is it recommended to rinse your mouth after eating?
    a) To cool down the mouth
    b) To remove food particles and reduce bacteria
    c) To improve the taste of food
    d) To prepare for the next meal
    Answer: b) To remove food particles and reduce bacteria

  21. Which of the following is a common symptom of food poisoning?
    a) Coughing
    b) Sneezing
    c) Diarrhoea
    d) Itching
    Answer: c) Diarrhoea

  22. What should be given to someone suffering from diarrhoea?
    a) Cold drinks
    b) Oral Rehydration Solution (ORS)
    c) Hot tea
    d) Milk
    Answer: b) Oral Rehydration Solution (ORS)

  23. How do ruminants digest cellulose?
    a) Using their own enzymes
    b) With the help of bacteria in the rumen
    c) By chewing repeatedly
    d) Through a long digestive tract
    Answer: b) With the help of bacteria in the rumen

  24. Why do infants feed on their mother's milk?
    a) It is easier to digest
    b) It provides essential nutrients
    c) It is a tradition
    d) It is more readily available than other foods
    Answer: b) It provides essential nutrients

  25. What occurs in the buccal cavity?
    a) Absorption of nutrients
    b) Digestion of fats
    c) Ingestion and initial digestion of food
    d) Storage of food
    Answer: c) Ingestion and initial digestion of food

  26. What is the role of the tongue in digestion?
    a) To push food into the stomach
    b) To detect taste and help mix food with saliva
    c) To digest carbohydrates
    d) To store saliva
    Answer: b) To detect taste and help mix food with saliva

  27. What causes the sensation of choking while eating?
    a) Food entering the windpipe
    b) Food being too hot
    c) Allergic reactions to food
    d) Overeating
    Answer: a) Food entering the windpipe

  28. How long is the human alimentary canal?
    a) 5 meters
    b) 10 meters
    c) 7 meters
    d) 30 meters
    Answer: c) 7 meters

  29. What is the primary function of the gall bladder?
    a) To produce bile
    b) To store bile
    c) To digest fats
    d) To absorb nutrients
    Answer: b) To store bile

  30. Which part of the digestive system is responsible for nutrient absorption?
    a) Stomach
    b) Small intestine
    c) Large intestine
    d) Esophagus
    Answer: b) Small intestine

  31. What is the role of the stomach in digestion?
    a) To absorb nutrients
    b) To store undigested food
    c) To mix food with digestive juices
    d) To secrete bile
    Answer: c) To mix food with digestive juices

  32. Which part of the digestive system helps kill bacteria?
    a) Small intestine
    b) Large intestine
    c) Stomach
    d) Mouth
    Answer: c) Stomach

  33. What are the main stages of nutrition in humans?
    a) Ingestion, digestion, absorption, assimilation, egestion
    b) Ingestion, respiration, absorption, assimilation, egestion
    c) Ingestion, digestion, respiration, assimilation, egestion
    d) Ingestion, digestion, absorption, respiration, egestion
    Answer: a) Ingestion, digestion, absorption, assimilation, egestion

  34. Which gland secretes digestive juices into the small intestine?
    a) Salivary glands
    b) Liver
    c) Gall bladder
    d) Pancreas
    Answer: d) Pancreas

  35. Where does protein digestion begin in the human body?
    a) Mouth
    b) Stomach
    c) Small intestine
    d) Large intestine
    Answer: b) Stomach

  36. What is the role of the large intestine in digestion?
    a) To digest carbohydrates
    b) To absorb water and salts
    c) To secrete digestive enzymes
    d) To produce bile
    Answer: b) To absorb water and salts

  37. Which teeth are used for tearing food?
    a) Molars
    b) Canines
    c) Incisors
    d) Premolars
    Answer: b) Canines

  38. What is the role of saliva in digestion?
    a) It helps in the digestion of proteins
    b) It helps in the digestion of fats
    c) It helps in the digestion of carbohydrates
    d) It does not play a role in digestion
    Answer: c) It helps in the digestion of carbohydrates

  39. What starts the digestion of starch?
    a) Gastric juices
    b) Bile
    c) Pancreatic juice
    d) Saliva
    Answer: d) Saliva

  40. What is the purpose of mucus in the stomach?
    a) To digest food
    b) To protect the stomach lining
    c) To absorb nutrients
    d) To produce hydrochloric acid
    Answer: b) To protect the stomach lining

  41. What is the primary function of the teeth?
    a) To produce saliva
    b) To aid in digestion by breaking down food
    c) To absorb nutrients
    d) To protect the tongue
    Answer: b) To aid in digestion by breaking down food

  42. What does rumination involve?
    a) Regurgitating swallowed food to chew it again
    b) Swallowing food quickly
    c) Digesting cellulose
    d) Absorbing nutrients in the stomach
    Answer: a) Regurgitating swallowed food to chew it again

  43. Why is it recommended to brush your teeth after eating sweets?
    a) To freshen breath
    b) To prevent tooth decay
    c) To make teeth whiter
    d) To prevent gum diseases
    Answer: b) To prevent tooth decay

  44. What causes diarrhoea?
    a) Virus infection
    b) Bacterial infection
    c) Overeating
    d) Both a and b
    Answer: d) Both a and b

  45. How does food move through the esophagus?
    a) By gravity
    b) By peristaltic movements
    c) By active transport
    d) By passive diffusion
    Answer: b) By peristaltic movements

  46. What is the first set of teeth called?
    a) Permanent teeth
    b) Baby teeth
    c) Milk teeth
    d) Temporary teeth
    Answer: c) Milk teeth

  47. Which part of the digestive system completes the digestion of carbohydrates, fats, and proteins?
    a) Stomach
    b) Small intestine
    c) Large intestine
    d) Mouth
    Answer: b) Small intestine

  48. What is the function of bile in fat digestion?
    a) It breaks down fats into fatty acids and glycerol
    b) It emulsifies fats
    c) It absorbs fats
    d) It stores fats
    Answer: b) It emulsifies fats

  49. What is egestion?
    a) Absorption of nutrients
    b) Ingestion of food
    c) Excretion of undigested food
    d) Digestion of food
    Answer: c) Excretion of undigested food

  50. Which type of carbohydrate can ruminants digest but humans cannot?
    a) Starch
    b) Glucose
    c) Cellulose
    d) Sucrose
    Answer: c) Cellulose