GROWTH DEVELOPMENT CHILD
GROWTH AND DEVELOPMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Nutrients
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H2O
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O2
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All
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Detailed explanation-1: -"Calcium” is essential for the growth of root tips. Calcium is present in the cell walls in the form of ‘calcium pectate’. It helps in holding the plant’s cells together and for growth of the new cells.
Detailed explanation-2: -Three Criteria for Essentiality of Nutrients: A plant cannot complete its life-cycle in the absence of the element. The action of the element must be specific, with no other element being able to completely substitute for it. The element must be shown to be directly involved in the nutrition of the plant.
Detailed explanation-3: -The elements for plant growth and nutrition are the nutrients which mainly needs a medium, water, sunlight and micronutrients like calcium, zinc, boron, magnesium, manganese, potassium etc. these nutrients should be water soluble in nature.
Detailed explanation-4: -The vital needs of a plant are very much like our own-light, water, air, nutrients, and a proper temperature.