Exercise, 10th Sci.2, 2. Life Processes in Living Organisms, Part -1.1

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धड्याचा योग्य अभ्यास व्हावा म्हणून पान नंबर 16 सांगा पाहू पर्यंतच आजचा स्वाध्याय आहे.

This exercise has been taken up to page number 16. Can you tell? 

1. Many bacteria cannot live in the presence of oxygen; such living organisms have to perform ... respiration for energy production.

2. What is the importance of a balanced diet for the body?

3. How many atoms of C, H, and O are present in a molecule of glucose?

4. We get ... kcal of energy per gram of carbohydrates.

5. Write the long form of NADH₂.

6. ... is also called the Embden-Meyerhof-Parnas pathway (EMP pathway).

7. What is the role of the circulatory system in energy production?

8. In terms of chemistry, what actually happens when a molecule is oxidized?

9. ATP contains a nitrogenous compound—adenine, a pentose sugar—ribose, and three ... groups.

10. Glucose is oxidized in ... steps.

11. Which organ systems work together to maintain life processes in humans?

12. Write the long form of FADH₂.

13. What is respiration?

14. Electron transfer chain reaction takes place in .... .

15. The cyclical reactions of the tricarboxylic acid cycle are also called the ... cycle.

16. In the case of lipids, they are converted into fatty acids, whereas proteins are converted into ... acids.

17. What are the main sources of energy?

18. Which types of chemical bonds are present between all these atoms?

19. Which molecules are derived from the acetyl part of acetyl-CoA by complete oxidation in the mitochondria?

20. How are the foodstuffs and their nutrient contents useful for the body?

21. Which type of cellular respiration performs complete oxidation of glucose?

22. Why ATP is called the ‘energy currency’ of the cell.

23. Which different functions are performed by muscles in the body?

24. What are the two levels of respiration in living organisms?

25. Write the names of enzymes that are formed in the cells and used in cellular respiration.

26. How are the various processes occurring in the human body controlled? In how many ways?

27. Define cellular respiration.

28. Molecules of pyruvic acid that are formed in the glycolysis process are converted into molecules of .... .

29. Adenosine triphosphate is an energy-rich molecule, and energy is stored in the bonds by which ... groups are attached to each other.

30. What is the importance of digestive juices in the digestive system?

31. Which two methods occur for cellular respiration among the living organisms?

32. Which cell organelle is necessary for complete oxidation of glucose? 

33. Which system is in action for the removal of waste materials produced in the human body?

34. Which molecules are formed when a molecule of glucose is oxidized step by

step in the glycolysis process.

35. Write the long form of ATP.

36. The tricarboxylic acid cycle is also called the ... cycle.

37. Seeds perform anaerobic respiration if the soil is submerged under water during

.....

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