This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 6 Life Processes – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 6 Life Processes Quiz 15 (7 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The chlorophyll in photosynthesis is used for A) Absorbing light. B) Breaking down water molecule. C) No function. D) Reduction of CO$_{2}$. Show Answer Correct Answer: A) Absorbing light. 2. Oxygen is needed by the body A) To purify the blood. B) To pump blood in vessels. C) To aerate lungs. D) To produce ATP. Show Answer Correct Answer: D) To produce ATP. 3. Which one is one cell thick blood vessel A) Capillaries. B) Artery. C) Veins. D) None of the above. Show Answer Correct Answer: A) Capillaries. 4. Where are proteins first digested? A) Small intestine. B) Stomach. C) Large Intestine. D) Mouth. Show Answer Correct Answer: C) Large Intestine. 5. Which is the first enzyme to mix with food in the digestive tract? A) Pepsin. B) Cellulose. C) Amylase. D) Trypsin. Show Answer Correct Answer: C) Amylase. 6. The process by which food is changed into a form the body can use. A) Nutrition. B) Synthesis. C) Digestion. D) Respiration. Show Answer Correct Answer: C) Digestion. 7. The only reptile having 4-chambered heart is A) Snake. B) Crocodile. C) Lizard. D) Turtle. Show Answer Correct Answer: B) Crocodile. ← PreviousRelated QuizzesClass 10 Science Chapter 6 Life Processes Quiz 1Class 10 Science Chapter 6 Life Processes Quiz 2Class 10 Science Chapter 6 Life Processes Quiz 3Class 10 Science Chapter 6 Life Processes Quiz 4Class 10 Science Chapter 6 Life Processes Quiz 5Class 10 Science Chapter 6 Life Processes Quiz 6Class 10 Science Chapter 6 Life Processes Quiz 7Class 10 Science Chapter 6 Life Processes Quiz 8Class 10 Science Chapter 6 Life Processes Quiz 9Class 10 Science Chapter 6 Life Processes Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books