MCQ Questions for Class 10 Science Chapter 6 Life Processes with Answers
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1. Which of the following organisms absorbs nutrition with haustoria?
2. The process by which Amoeba obtains food is called
3. Which of the following is not a digestive enzyme contained in the pancreatic juice? (i) Lipase (ii) Hydrochloric acid (iii) Mucus (iv) Trypsin
4. The enzymes pepsin and trypsin are secreted respectively by
5. Among the following choose the correct option which includes the organisms that have a holozoic mode of nutrition:
6. Raw materials required in the autotrophic mode of nutrition involves: (i) Carbon dioxide and water (ii) Chlorophyll (iii) Nitrogen (iv) Sunlight
7. The enzymes in pancreatic juice help in the digestion of
9. Sometimes we get painful cramps in our leg muscles after running for a long time due to the accumulation of
9. Sometimes we get painful cramps in our leg muscles after running for a long time due to the accumulation of
10. The vein which brings clean blood from the lungs into the heart is known as
11. During respiration exchange of gases take place in
12. Blood from superior vena cava flows into
13. The green colour of plants is due to the presence of
14. Lipase acts on
15. Blood consist of what fluid medium?
16. In which of the following vertebrate group/groups, heart does not pump oxygenated blood to different parts of the body? [NCERT Exemplar]
17. In which part of the alimentary canal food is finally digested? [NCERT Exemplar]
18. When air is blown from mouth into a test-tube containing lime water, the lime water turned milky due to the presence of [NCERT Exemplar]
19. Choose the correct path of urine in our body. [NCERT Exemplar]
20. The internal (cellular) energy reserve in autotrophs is [NCERT Exemplar]
C. starch
22. If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity will be affected? [NCERT Exemplar]
23. Which is the first enzyme to mix with food in the digestive tract? [NCERT Exemplar]
24. A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that rice water contains [NCERT Exemplar]
25. Single circulation, i.e., blood flows through the heart only once during one cycle of passage through the body, is exhibited by [NCERT Exemplar]
26. What is the direction of deoxygenated blood from right ventricle of the heart?
27. The opening and closing of the stomatal pore depends upon [NCERT Exemplar]
28. The inner lining of stomach is protected by one of the following from hydrochloric acid. Choose the correct one.
29. Rings of cartilage present in the throat ensure that
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