The amino acid or acids which does or do not have Sulphur?
(1) Cysteine
(2) Methionine
(3) Serine
(4) Both B and C
Which of the following does not has Sulphur?
(1) Thiamine
(2) Biotin
(3) Coenzyme A
(4) Ascorbic Acid
Plants obtain Iron in the form of
(1) Ferric ions
(2) Ferrous ions
(3) FeO
(4) Both B and C
Which of the following has both sulphur and iron?
(1) Ferredoxin
(2) Cytochromes
(3) methionine
(4) cystine
Which of the following has both Fe and Mg?
(1) For the formation of Ferredoxin
(2) For the formation of Chlorophyll
(3) For the formation of Ribosome
(4) For the formation of Nucleotide
Iron is not associated with
(1) absorbed in the form of ferric ions
(2) It activates Catalase enzyme
(3) It is essential for the formation of chlorophyll
(4) It is not a part of protein.
Manganese is absorbed in the form of
(1) Mn+
(2) Mn++
(3) Mn+++
(4) MnO
Many enzymes of photosynthesis, respiration and nitrogen metabolism are activated by
(1) Ca++
(2) Zn++
(3) Mn++
(4) Oxygen
Manganese functions in
(1) Splitting of water to liberate oxygen
(2) Transfer of electrones through z scheme
(3) Cyclic Phosphorespiration
(4) Photorespiration
For the synthesis of Auxin and activation of carboxylase, which of the following ion is involved?
(1) Zn++
(2) Cl-
(3) Ca++
(4) Mn+