Chapter 2- Nutrition in Animals (Questions with Answers) - 2

• Nutrition in Animals – Questions Page

  Nutrition in Animals

   

  Question 19: 
  What is the finger like projections present in the inner wall of the small intestine?

  Answer:

  Villi

   

  Question 20: 
  Which organ expelled out the undigested and unabsorbed residues from human body?

  Answer:

  Anus

   

  Question 21: 
  Name the term used to describe the condition in which a person passes out watery stools.

  Answer:

  This condition is known as diarrhoea.

   

  Question 22: 
  What secretes hydrochloric acid in the stomach?
  Or
  Where does hydrochloric acid come from?

  Answer: 

  The inner lining of the stomach secretes hydrochloric acid.

   

  
  
  
  
  

  Question 23: 
  Where are fats digested in the body?

  Answer: 

  Fats are mainly digested in the small intestine.

   

  Question 24: 
  Where is the water from undigested food absorbed in the body?

  Answer:

  Water from undigested food is absorbed in the body in large intestine.

   
  Question 25: 
  What kills bacteria that enter along with the juices to act?

  Answer: 

  The acid kills many bacteria that enter along with the juices to act.

   

  Question 26:  
  Where food is completely digested?

  Answer: 

  The food is completely digested in the small intestine.

   

  Question 27: 
  Where are faeces formed in the human body?

  Answer: 

  Faeces are formed in the human body in large intestine.

   

  
  
  
  
  

  Question 28:  
  Which glands secrete saliva?

  Answer:

  Salivary glands secrete saliva.

   

  Question 29:  
  Where food is absorbed in our body?

  Answer: 

  Absorption of food takes place in small intestine.

   

  Question 30:  
  Which gland in our body secretes bile?

  Answer: 

  Bile is a digestive juice that is secreted by the liver.

   

  Question 31:  
  Where faeces are stored?

  Answer: 

  Faeces are stored in rectum.

   

  Question 32:  
  How many teeth do adults have?

  Answer:

  Adults have 32 teeth.

  
  
  
  
  

   
  Question 33:   
  What are the end products of carbohydrate?

  Answer: 

  The carbohydrates get broken into simple sugars such as glucose.

   

  Question 34: 
  Name the end products of fats.

  Answer: 

  Fatty acids and Glycerol

   

  Question 35:  
  Write the end products of proteins.

  Answer: 

  Amino acids

   

  Question 36:  
  What causes diarrhoea in human beings?

  Answer: 

  It may be caused by an infection, food poisoning or indigestion.

   

  Question 37:  
  Which is the largest gland in the human body?

  Answer: 

  Liver is the largest gland in human body.

   

  
  
  
  
  

  Question 38:  
  What is ingestion?

  Answer: 

  The process of taking food into the body is called ingestion.

   

  Question 39:  
  What are the different types of teeth?

  Answer: 

  We have different types of teeth: incisor, canine, premolar and molar.

   

  Question 40:  
  What does saliva do to food in our mouth?

  Answer: 

  The saliva breaks down the starch into sugars.

   

  Question 41:  
  How does food pass from the mouth to the stomach?

  Answer: 

  Food is pushed down by movement of the wall of the food pipe.

   

  Question 42:  
  What is rumen?

  Answer: 

  Ruminants have a large sac-like structure called rumen.

   

  
  
  
  
  

  Question 43:  
  How does an amoeba move?

  Answer: 

  Amoeba uses pseudopodia (false feet) to move.

   

  Question 44:  
  Where does the bile juices and pancreatic juices are released?

  Answer: 

  The bile juices and pancreatic juices are released into small intestine.

   

  Question 45:  
  What are permanent teeth?

  Answer: 

  The second set that replaces a temporary milk teeth are the permanent teeth.

   

  Question 46:  
  What is the shape of stomach?

  Answer: 

  Its shape is like a flattened J and it is the widest part of the alimentary canal.

   

  Question 47:  
  You were blindfolded and asked to identify the drinks provided in two different glasses. You could identify drink A as lime juice and B as bitter gourd juice. How could you do it inspite of being blindfolded?

  Answer: 

  We taste food with our tongue. It has taste buds that detect different tastes of food.

   

  
  
  
  
  

  Question 48:  
  What does animal nutrition include?

  Answer: 

  Animal nutrition includes nutrient requirement, mode of intake of food and its utilisation in the body.

   

  Question 49:  
  What do you mean by animal nutrition?

  Answer: 

  Animal nutrition includes nutrient requirement, mode of intake of food and its utilisation in the body.

   

  Question 50:  
  What are the different modes of feeding in animals?

  Answer: 

  Scraping, chewing, brewing, capturing and swallowing, sucking etc. are the different mode of feeding in animals.

   

  Question 51:  
  Where is the rumen located in the body of ruminants?

  Answer: 

  Ruminants have a large sac-like structure called rumen between the oesophagus and the small intestine.

   

  Question 52:  
  What is digestion?

  Answer: 

  The breakdown of complex components of food into simpler substances is called digestion.

   

  
  
  
  
  

  Question 53:  
  Name the glands that secrete digestive juices.
  Or
  Name the three digestive glands in our body.

  Answer: 

  Glands associated such as salivary glands, the liver and the pancreas secrete digestive juices.

   

  Question 54:  
  What is diarrhoea?

  Answer: 

  Sometime we may have experienced the need to pass watery stool frequently. This condition is known as diarrhoea.

   

  Question 55:  
  Discuss the role of hydrochloric acid secreted by gastric glands.

  Answer: 

  The acid kills many bacteria that enter along with the food and makes the medium in the stomach acidic and helps the digestive juices to act.