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Why do leaves drop off seasonally?...

Why do leaves drop off seasonally?

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VGS PUBLICATION-BRILLIANT-COORDINATION-EXERCISE
  1. Name the part of neuron where information is acquired.

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  2. Who transmits nerve impulse across the synapse ?

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  3. Why do leaves drop off seasonally?

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  4. What may happen if anger persists for a longer period ?

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  5. Plants shows tropic movements in different situations. Give examples.

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  6. Divide the following into groups. Walking. Blinking of eye lids, heart...

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  7. What are the differences between unconditioned and conditioned reflexe...

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  8. Write the components of reflex arc and thheir functions.

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  9. How is brain in the human beings protected from injuries ?

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  10. What are plant growth substances ? Give examples.

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  11. What are the functions of cytokinins ?

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  12. What is ABA ? Explain its function in the plant.

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  13. What is ethylene ? Explain its action.

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  14. How do living organisms respond to the changes in the environment ?

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  15. Why are some patients of diabetes treated by giving injections of insu...

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  16. On touching a hot plate you suddenly withdraw your hand. Which catego...

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  17. How does the plant shoot bend, when the plant is placed in a room havi...

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  18. Give a reason to explain why adrenaline helps in dealing emergency sit...

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  19. Ram met with an accident. After that he lost the capacity to walk in s...

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  20. What is the difference between a reflex action and walking ?

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