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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
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Topics: Transport and Nutrition in Plants
(163)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Anti-viral substance is
- Rarely among angiosperms the pollen grain develops in embryo sac. This abnormally
- Which one of the following organelles is involved increasing of plasma
- Urinary bladder opens to exterior through
- Largest muscle of the body 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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