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Growing plants in a nutrient solution...

Growing plants in a nutrient solution

A

Involves use of chelating agent Na - EDTA to keep iron unavailable to plants

B

Was first demonstrated by Arnon and Hoagland

C

Also allows growth of algae in containers

D

Requires prevention of reaction of light with roots

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • The technique of growing plants in a nutrients solution, in complete absence of soil is called as

    A
    aeroponics
    B
    water culture
    C
    hydroponics
    D
    soil culture

  • The technique of growing plants in nutrient solution complete absence of soil, can be employed as for A. Identification of essentiality of mineral elements B. Commercial production of vegetables C. Identification of deficiency symptoms of mineras D. Conservation of rare plant species:

    A
    Only A is correct
    B
    Only D is incorrect
    C
    Only A and C are correct
    D
    Only A and Care incorrect

  • In hydroponics the plants can be grown in a defined nutrient solution upto

    A
    maturity
    B
    vegetative stages
    C
    embryonic stage
    D
    callus formation

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    How do plants get nutrients ?

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    The techinique of growing plants in an artificial nutrients medium was first developed by :

    Which of the following statements are not correct in reference to hydroponics? I. It determines the mineral nutrients essential for the plants. II. The hydroponics involves the culture of plants in soil and defined mineral solution. III. Hydroponics requires purified water with non-defined mineral nutrient salts. IV. In the hydroponics technique, plants are grown in sandy soil with nutrient solution. V. By this method, essential elements required for the growth of plants can be identified and their deficiency symptoms can also be discovered

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