CBSE Science Class 7
Nutrition in Animals
Nutrition in Animals - Chapter Wise CBSE Solved Question and Answer Based On NCERT
Very Short Q&A
Q1: Name the largest gland in the human body.
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Q2: Animal nutrition includes
- Nutrient requirements
- Mode of intake of food
- Utilisation of food in body
- All of the above.
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Q3: Define digestion.
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Ans:
The process of breakdown of complex substances of food into simpler form is called digestion.
Q4: Name the parts of alimentary canal.
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Ans:
Buccal cavity, oesophagus, stomach, small intestine, large intestine, rectum and anus.
Q5: Name the glands that secrete digestive juice.__________________.
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Ans:
Salivary gland, pancreas and liver
Q6: The process of taking food into the body is called __________.
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Q7: We chew food with ____________ and break it mechanically into small pieces.
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Q8: Name the different types of teeth.
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Ans:
Incisor, canine, premolar and molar
Q9: The saliva breakdown starch into sugars.True/ False.
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Q10: Kids of three years age have _____________ teeth.
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Q11: Name the type of food of ant
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Ans:
Ant: sugar, food particles
Q12: Name the type of food of mosquitoes True / False
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Q13: Name the mode of feeding of ant and mosquitoes.
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Ans:
The mode of feeding of ant: scraping and the mode of feeding of mosquitoes: sucking.
Q14: Amoeba digests its food in the ________________.
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Q15: The tongue helps in mixing food with the saliva. True/ False.
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Q16: Label the following diagram
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Ans:
Q17: Name some ruminants.
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Ans:
Grazing animals like: Cow, buffaloes and deer.
Q18: Name the finger like projection present in the inner wall of the small intestine
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Q19: Name the organ responsible for removal of undigested and unabsorbed residues from human body.
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Q20: Bile juice is stored in a sac called___________________
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Q21: Bile is responsible for the digestion of
- Fat
- Protein
- Vitamins
- Both a and b
- None of these
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Q22: What is the location of pancreas?
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Ans:
Pancreas is located just below the stomach.
Q23: The pancreatic juice acts on
- Carbohydrates
- Fats
- Proteins
- All of the above
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Q24: Name the end products of carbohydrates.
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Ans:
Simple sugars such as glucose
Q25: Name the end products of fats.
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Q26: Name the end products of proteins.
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Q27: Large intestine receives digested and absorbed food. True/ False.
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Q28: Define egestion.
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Ans:
The process of removal of faecal matter from the body through the anus is called egestion.
Q29: What are the causes of diarrhoea in human beings?
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Ans:
Infection, food poisoning or indigestion.
Q30: What is the full form of ORS?
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Ans:
Oral Rehydration Solution.
Q31: How food is pushed down from mouth to stomach?
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Ans:
Food is pushed down by movement of the wall of the food pipe.
Q32: Human can digest cellulose. True/False.
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Q33: The digestion of cellulose takes place in ________________ present in all ruminants.
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Q34: Amoeba uses____________ for movement and capture of food.
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Q35: Name the part of digestive canal involved in absorption of food.
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Q36: Name the part of digestive canal involved in complete digestion of food.
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Q37: Name the part of digestive canal involved in killing of bacteria.
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Q38: Name the part of digestive canal involved in formation of faeces.
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Q39: Name the part of digestive canal involved in chewing of food.
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