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5. Coordination
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Q26 of 44 Page 113

Draw a picture representing the connection between dendrite-dendrite, axon-dendrite. Why do they connect like that? (AS5)



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24

Read the following sentences and compare with endocrine glands. (AS4)

Pheromones are chemical substances secreted by organisms. These act as chemical signals secreted by exocrine glands. Pheromones are used as signals by the members of same species. Honey bee secretes pheromones that attract other bees to the location of food.

25

Collect the information about cranial nerves. Spinal nerves from the internet or from your school library. (AS4)

27

Draw a neatly labeled diagram of Brain and write few points how it is protected. (AS5)

28

You are walking in the traffic suddenly you heard a loud sound. How coordination takes place in this situation among respected organs? Draw a block diagram to explain this situation. (AS5)

Questions · 44
5. Coordination
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