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A trace element is an element which
Options
(a) Is a radioactive and can be traced by Geiger counter
(b) Is required in very minute amounts
(c) Draws other element out of protoplasm
(d) Was one of the first to be discovered in protoplasm
Correct Answer:
Is required in very minute amounts
Explanation:
They are those essential elements which are required by plants in traces only, equal or less than 0.1 mg/gm of dry matter. They are eight in number – Fe, Zn,Mn,B,cu,Mo,Cl and Ni
Related Questions: - Stratification is found in
- All or none’ law is not applicable for
- In sickel-cell anaemia, which of the following amino acids is substituted?
- A species facing extremely high risk of extinction in the immediate future is called:
- Ribosome that occur exclusively in mitochondria is
Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Stratification is found in
- All or none’ law is not applicable for
- In sickel-cell anaemia, which of the following amino acids is substituted?
- A species facing extremely high risk of extinction in the immediate future is called:
- Ribosome that occur exclusively in mitochondria is
Topics: Transport and Nutrition in Plants (163)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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