Life Process Multiple Choice Questions and Answers

41. The loss of water in the form of vapour from the aerial parts of the plant is known as

1. Transpiration
2. respiration
3. transportation
4. none of the above

42. The normal systolic pressure is about ............mm of Hg and diastolic pressure is ..............mm of Hg

1. 100,60
2. 120,80
3. 140100
4. 160120

43. The process of acquiring Oxygen from outside the body and to use it in the process of breakdown of food sources for cellular needs is called

1. Respiration
2. Digestion
3. Transportation
4. Excretion

44. The process of breaking molecules in the absence of oxygen is called

1. Respiration
2. aerobic respiration
3. anaerobic respiration
4. none of the above

45. The processes which together perform the maintenance job are

1. Life proceedings
2. life processes
3. life maintenance
4. None of the above

46. The transport of soluble products of photosynthesis is called

1. Transpiration
2. respiration
3. transportation
4. translocation

47. The waste products removed from the body and discarded by a process is called

1. Respiration
2. Digestion
3. Transportation
4. Excretion

48. Tiny pores present on the surface of the leaves are known as

1. stomata
2. chloroplast
3. organelles
4. none of the above

49. What is utilised for providing energy to the plant

1. carbohydrates
2. vitamins
3. proteins
4. fats

50. Which of the following is an example of anabolic process

1. Digestion
2. Respiration
3. photosynthesis
4. Response to stimuli