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The stomata which remain closed during d...

The stomata which remain closed during day-time and open at night is called____ .

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MBD PUBLICATION-ECOSYSTEMS-QUESTION BANK
  1. The effects resulting from vital activities of plants and animals cons...

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  2. In sun plants the chloroplasts are arranged against vertical walls of ...

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  3. The stomata which remain closed during day-time and open at night is c...

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  4. Injury to plant cells due to ice crystal formation is calledinjury.

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  5. is the ratio of real humidity and humidity which the air can hold at s...

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  6. Structure, composition and characteristics of soil together constitute...

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  7. Study of community is called.

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  8. The two stages of soil formation are weathering of rocks followed by .

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  9. A condition in which there may be plenty of water in soil but a plant ...

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  10. Forests, grasslands and deserts belong to ecosystem.

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  11. Each step in a food chain represents a level.

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  12. Interlocking network of food chains constitute a ..

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  13. Food chain which starts from dead organic matter is called food chain...

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  14. In a predatory ecosystem the pyramid is .

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  15. is the transitional zone where plants and animals of both the ecosyste...

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  16. In an aquatic ecosystem the producers are usually .

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  17. The series of changes in previously barren area is called succession.

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  18. In ecological succession from pioneer to climax community, the biomass...

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  19. Intermediate communities between pioneer and climax community are call...

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  20. Adjustment of invaders to the new environment is called .

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