Answer:
In biology, symbiotic nitrogen-fixing bacteria invade the root hairs of host plants where increment or multiply and stimulate formation of root nodules, enlargements of plant cells and bacteria in intimate association. The bacteria that change nitrogen gas from the atmosphere into solid nitrogen usable by plants are called nitrogen-fixing bacteria. These bacteria are found both in the soil and in symbiotic relationship with plants.
Explanation:
<span>It it C change over time.
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Hi! conservation is the major goal of the feridal government when managing land resources.
- 19. Plant cell have plastids - chromoplasts, chloroplasts, leucoplasts.
- 20. Animal cell do not have a cell wall. Its outermost covering is the cell membrane.
- 21. Plant cell do not have centrosomes.
- 22. Animal cell has cholesterol in the cell membrane.
- 23. Either vacuoles are absent or present in small.
- 24. Plant cell has chloroplast.
- 25. Storage material is starch for plant cell.
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