Ncert- science – class 7- Chapter 2 – Nutrition in Animals 2 Welcome to your Ncert- science - class 7- Chapter 2 – Nutrition in Animals 2 1. The cavity present in the tooth is called Pulp cavity Chest cavity Abdominal cavity Nasal cavity None 2. What are the finger-like outgrowths of small intestine called? 3. What is/are the mode(s) of infection of cholera Contaminated water and food Virus Animals Air None 4. A man cannot digest cellulose whereas cows can do so because they have efficient molars for grinding their gut contains certain bacteria capable of digesting cellulose they produce an intestinal juice that can digest cellulose they have a many-chambered stomach None 5. The inactive prorennin is converted to active rennin by HCl none of these enterokinase hormone None 6. Pick the odd one out among the parts of the alimentary canal: Buccal cavity Pancreas Pharynx Mouth None 7. Water from the undigested food is absorbed mainly in the Stomach Small intestine Food pipe Large intestine None 8. Dentine is Hard, protective covering on the tooth The cavity which contains nerves and blood vessels in a tooth The soft, invisible covering present in a tooth The nerve that connects tooth and the brain None 9. The breakdown of complex components of food into simple ones is called as Excretion Absorption Respiration Digestion None 10. The food we take in our body travels through a long and complex path. Which starts from mouth and ends at anus? Which is the correct sequence of process on food in digestive system? Digestion → → Absorption → → Egestion → → Ingestion Digestion → → Ingestion → → Absorption → → Egestion Ingestion → → Digestion → → Absorption → → Egestion Ingestion → → Egestion → → Digestion → → Absorption None 11. Ideal function of vermiform appendix in human body is________. Decrease the digestion Increase the weight Digestion of cellulose Produce more energy None 12. Birds take nectar by ________ Chewing Sucking Biting Swallowing None 13. Hardest substance of the body is 14. Red worms do not chew but grind their food with the help of 15. Animal nutrition does not include: Cooking of food Utilization in the body Nutrient requirement Mode of intake None 16. ....... constitute the digestive system. Both The digestive tract andThe associated glands together None The digestive tract The associated glands together None 17. Grass is rich in the substance called: Pepsin Amino acid Fatty acid Cellulose None 18. Digestive system has muscles. 19. Who discovered the working of stomach? Alexander Fleming Alexis St. Martin William Beaumont Alexis St. Thomas None 20. What is recommended by WHO as a home-made remedy for diarrhoea? Solution of water and salt Oral dehydration solution Oral rehydration solution Solution of water and sugar None Time's up Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Leave a Reply Cancel replyCommentEnter your name or username to commentEnter your email address to commentEnter your website URL (optional) Save my name, email, and website in this browser for the next time I comment.
