Control and Coordination Worksheets

Control and coordination Worksheet-31

Subjective questions:

1. Why are some patients of diabetes treated by giving injections of insulin?

2. Design an experiment to demonstrate hydrotropism.

3. What is the function of receptors in our body? Think of situations where receptors do not work properly. What problems are likely to arise?

4. Draw the structure of a neuron and explain its function.

5. How does phototropism occur in plants?

Control and coordination Worksheet-32

Subjective questions:

31. Write the functions of any one part of hind brain.

32. What is the autonomic nervous system? Give its functions.

33. What is Parasympathetic nervous system? Give its function.

34. Define reflex action with suitable examples.

35. Name the hormones secreted by thyroid, parathyroid and pancreas.

Control and coordination Worksheet-33

Subjective questions:

61. Draw a diagram of human brain and label on it the following of its parts:

(i) Cerebrum  (ii) Meninges  (iii) Medulla oblongata  (iv) Cerebellum.

62. Differentiate between tropic and nastic movements in plants. Give one example of each.

63. Describe the central nervous system in human beings under the following heads:

(i) regions included  (ii) three functions of any one region.