CBSE Class 10 Science Control and coordination Sure Shot Questions A

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CONTROL AND COORDNATION

1. What is a neuron?

2. Name any two types of tropism.

3. What is a phytohormone? Name any two phytohormones.

4. Mention the receptors for light and sound in animals.

5. How does control and coordination takes place in plants?

6. Mention the names of various phytohormones.

7. Discuss phototropism.

8. Differentiate between tropic and nastic movements.

9. Draw the diagram of a neuron.

10. Draw a neat diagram of the nervous system in an insect.

11. Describe the central nervous system in human beings.

12. Write the functions of any one part of the hind – brain.

13. What is the autonomic nervous system?

14. Define reflex action with suitable examples.

15. Name the hormones secreted by thyroid, parathyroid and pancreas.Reaction of stimuli is a characteristic property of living organisms. Explain

16. It usually takes lot of time to observe the effect of a stimulus on plants. Explain

17. Why is control and coordination system necessary in organisms?

18. What is homeostasis?

19. Give examples of some of the movements shown by plants.

20. What are growth regulators?

21. What are the stages of growth in plants?

22. Name the different phytohormones.

23. What are auxins?

24. Give four major functions of auxins.

25. What are gibberellins and where are they synthesised?

26. What is the most important commercial application of gibberellins?

27. What are exocrine and endocrine glands?

28. What are hormones?

29. What are the characteristics of hormones?

30. Name the various endocrine glands.

31. What is TSH? Where is it produced?

32. Which gland has both exocrine and endocrine parts?

33. Name the different regions of the brain and their parts.

34. What is cerebrum? What are its functions?

35. What is the importance of hypothalamus?

36. What are the functions of mid brain?

37. What is cerebellum? Where is it present? What are its functions?

38. What is the importance of medulla oblongata?

39. What are the functions of spinal cord?

40. What is a reflex?

41. What are the two main types of reflexes? Give one example for each.

42. What is a synapse?

43. What are nerve fibres?

44. What are nodes of Ranvier?

45. What are the three types of nerves?

46. What are receptors?

47. What are effectors?

48. What is meningitis?

49. What are the three divisions of the human nervous system?

50. What is the central nervous system composed of?

51. How are organs of the central nervous system protected?

52. Difference between dormancy and breaking of dormancy

53. Write Four major types of plant hormones and their functions

54. How does tropism helps in movement?

55. Why does the stem of a plant bend to one direction?

56. Explain the bending of plant root away from light by the action of auxin hormones

57. Give an example of chemotropism? With the help of diagram

58. Roots can grow against the law of gravity. When does this happen?

59. Definition and Function of thigmotropism

60. Why do followers open their petals in morning and close them in evening

61. Name the Scientific terms for Bending of shoot towards sunlight

62. Name the Scientific terms for Growing of root towards the earth

63. Name the Scientific terms for Growth of a pollen tube towards ovule

64. Name the Scientific terms for Bending of root towards water

65. Name the Scientific terms for Winding of tendril around a support

66. What is Receptor and write its role

67. Explain the Function of Human nervous system

68. Explain the function of electrical impulses

69. Draw the diagram of neuron and explain its function

70. How are messages transferred from one neuron to another?

71. Name the Gap between two neurons

72. Explain the types of peripheral nervous systemIn a reflex action, we are unaware that anything is going to happen to us. Explain.

73. Explain the Diagram of reflex arc with its details

74. How effectors cause action

75. What is Self governing nervous system and write its function

76. What is the Functions of central nervous system?

77. Brain is the highest coordinating centre in the body. Explain

78. Explain the Function of different part of brain.

79. How is all the voluntary action of body coordinated by cerebrum?

80. What is Animal hormones and write its functions

81. Hormones are kind of chemical messengers. Explain

82. Name all glands in our body having both exocrine and endocrine functions?

83. What is hormonal system? Position of endocrine glands in human body.

84. Explain the Functions of all glands in our body

85. What are the two main centers for the coordination of two systems?

86. What all can happens if the pituitary glands do not function properly

87. How hormones help in coordinated growth?

88. Write the Sense organs of our body

89. Is walking different from reflex action

90. What do you understand by CNS? Explain

91. Draw Flow chart to show the classification of nervous system into various parts

92. What is synapse? What happens at the synapse between two neurons? How are the messages carried?

93. Who detects smell and taste in our body?

94. Why does the food taste different when you nose is blocked?

95. Explain Insulin and diabetes.

96. Draw and mark Location of all glands in the human body

97. Write the Function of thyroxin hormone

98. Name one hormone found in male

99. Write the Function of hypothalamus, pituitary gland and cerebrum

100. Explain the Main thinking part of brain

101. Explain the Parts covered under hind brain

102. Name the part which control blood pressure, salivation and vomiting control

103. What do you understand by the term reflex arc

104. Write the Function of gustatory receptor

105. Write an assay on reflex action

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