Worksheet for chapter: Nutrition in Animals is presented below. The worksheets are provided for practice and self evaluation of students of class 7. Solutions are provided at the end of the page.
(1)Fill in the Blanks:
(i) Humans have _____ number of incisor.
(ii)Butterfly ______ the nectar.
(iii)The _____ is a reddish brown gland.
(2)Mark T if the statement is true and F if it is false:
(i)The tongue helps in mixing food with saliva.
(ii)Finger like projections in Amoeba is called pseudopodia.
(iii)Cud is fully digested food in ruminant.
(3) What is egestion?
(4)Tick (√) mark the correct answer in each of the following :
(a)The grass is rich in
(b) The process of taking food into the body is called
(5)What is absorption?
(6)What is the difference in eating process of humans and ruminants?
(7)What is assimilation?
(8)Write the name of parts which make alimentary canal?
(9)Match the items of column I with those given in column II:
Column I Column II
Food components Product(s) of digestion
(a)Carbohydrates Fatty acids and glycerol
(c)Fats Amino acids
(10) Complete the table given below:
Different Type of Teeth
|S N||Name of Teeth||Number of teeth in mouth||Work of teeth|
|1||Incisor||8 [4ineach jaw]||Cut food|
|2||Canine||4 [2in each jaw]||Grasping & tearing food|
|3||Premolar||8 [4 in each jaw]||Crushing food|
|4||Molar||12 [6 in each jaw]||Chewing and grinding food|