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Name important defence mechanisms in pla...

Name important defence mechanisms in plants against herbivory.

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Name important defense mechanisms in plants against herbivory.

Mark the important defence mechanism in plants against herbivour:-

Mechanism of name reaction

Fill in the blanks : (i) External defence also called …………and internal defence also called ………..are the types of non-specific defence mechanism of the human body against microbes. (ii) ………….and ……………are called the soldiers and scavengers of the body. (iii) An antiviral protein called ..........is released by the ...........infected cells. The latter makes nearby uninfected cells more resistant to infection. (iv) The immune system comprises ..........cells and ............cells. (v) Tears are secreted by ..........glands and contain an enzyme .............to fight eye infection.

MBD -HARYANA BOARD-ORGANISM AND POPULATION-EXERCISE
  1. Name important defence mechanisms in plants against herbivory.

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  2. Fill in the blanks with suitable words: The plants growing in saline s...

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  3. Fill in the blanks with suitable words: The optimal capacity of the or...

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  4. Fill in the blanks with suitable words: Rapid increase in human popula...

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  5. Fill in the blanks with suitable words: Mathematical expression of the...

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  6. Fill in the blanks with suitable words: Yeast cells grown in a culture...

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  7. Fill in the blanks with suitable words: Main cause of population expos...

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  8. State true or false: Frog shows aestivation in witners and hibernation...

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  9. State true or false: Cats and owls are ecological eqivalents.

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  10. State true or false: Term biocoenosis refers to ecosystem.

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  11. State true or false: Most important ecological factor is light.

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  12. State true or false: Sheep is a short-day animal,while starling is a l...

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  13. Coin one word for the following statements: Enviromental factors whch ...

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  14. Coin one word for the following statements: Study of soil.

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  15. Coin one word for the following statements: Plants growing in sandy so...

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  16. Coin one word for the following statements: Ecological sutdy of single...

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  17. Coin one word for the following statements: Number of births per 1000 ...

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  18. An association of different interrelated populations belonging to diff...

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  19. A direct food relation between two species of anbimals in which one an...

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  20. An association of two species where one is benefited ad other remains ...

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  21. Which one of the following is protective deice?

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