CBSE Class 11-science Biology Mechanism of Absorption of Elements
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Toxicity of Mineral Nutrients - Part 2
This video discusses how excess of one micronutrient can prove toxic to the -
Symbiosis - Mycorrhiza
This video explains the symbiotic association of Mycorrhiza. -
Nitrogen Fixation - Rhizobium
This video discusses the conditions necessary for fixation of atmospheric n
- What is meant by epiphytic root
- Explain symbiotic biological nitrogen fixation . Mention the two biochemical component with their role in biological nitrogen fixation?
- Name the first phase of uptake of ions in the outer space of cells.
- What is the name given to the movement of ions?
- State the reason due to which the minerals become available to the roots of plants.
- Name any one bacterium which oxidises ammonia to nitrite.
- State the role of Nitrobacter in nitrogen fixation.
- Name the bacterium which can produce nodules on non-leguminous Alnus.
- Name the compound which when reacts with ammonia forms glutamic aid.
- Name the two amides found in plants.