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 secr ted by thyroid, parathyroid and pancreas.Reaction of stimuli is a
characteristic property of living organisms. Explain
16. It usually takes lo of time to observe the effect of a stimulus on plants. Explain
17. Why is cont ol 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 oblongat ?
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. Wh t 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 ev ning
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 nd explain its function
70. How are messages t ansferred 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 f 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
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 secr ted by thyroid, parathyroid and pancreas.Reaction of stimuli is a
characteristic property of living organisms. Explain
16. It usually takes lo of time to observe the effect of a stimulus on plants. Explain
17. Why is cont ol 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 oblongat ?
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. Wh t 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 ev ning
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 nd explain its function
70. How are messages t ansferred 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 f 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
