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