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Class VII, CBSE (NCERT) Science Chapter 2, Nutrition in animals Sample Questions - Answers Q.1: What is mastication? Q.2: What is the role of tongue in our mouth? Q.3: What is peristalsis? Q.4: What are secreted inside the stomach? Q.5: What are the functions of HCl and Pepsin in stomach? Q.6: Which enzyme is secreted in small intestine? Q.7: What is secreted from liver? Q.8: What

Class VII, CBSE (NCERT) Solutions of Science Chapter 2, Nutrition in animals Answers of NCERT Science Textbook Exercise Questions Q.1: Fill in the blanks: (a) The main steps of digestion in humans are _________ and ___________. (b) The largest gland in the human body is _________. (c) The stomach releases hydrochloric acid and ______ juices which act on food. (d) The inner wall of