Hamad Biology Mcqs 13/06/2021 A. Nervous system B. Endocrine system C. Respiratory system D. Both A and B Related Mcqs: All of the following are elements that plants need in very small amounts except___________?A. Iron B. Hydrogen C. Chlorine D. Copper... Out of 92 naturally occurring chemical elements how many are considered as bio-elements__________?A. 6 B. 16 C. 26 D. 15... Bacteria which grow either in the presence or absence of oxygen___________?A. Aerobic bacteria B. Anaerobic bacteria C. Facultative bacteria D. Microaerophilic... Conversion of ammonia or ammonium ion into nitrites during nitrogen cycle occurs due_____________?A. Rhizobium B. Nitrosomonas C. Nitrobacter D. Pseudomonas... In golgi apparatus the maturing face is____________?A. Biconcave B. Convex C. Spherical D. Concave...
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