Q. Mark the statements as true/ false by choosing the correct option from the set (I-IV) given below I. Magnesium is a constituent of chlorophyll and helps to maintain the ribosome structure II. Calcium is needed during the formation of mitotic spindle III. Magnesium is essential for the photolysis of water IV. Zinc helps in sugar translocation
A) I-True, II-True, III-False, IV-False
B) I-False, II-True, III-False, IV-True
C) I-True, II-False, III-True, IV-False
D) I-False, II-False, III-True, IV-True
Explanation
Magnesium is present in tetrapyrrolic chlorophyll. It is essential for continued growth of the apical meristem. Calcium in small amounts is necessary for normal mitosis as it is important in chromatin or mitotic spindle organisation. Zinc is needed for the synthesis of auxin
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.