A. Na+
B. K+
C. Fe
D. none of these
Related Mcqs:
- Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
A. Diffusion
B. Passive transport
C. Osmosis
D. Active transport - In lysogenic cycle the process of spearation of phage DNA from the hosts chromosome and initiation of lytic cycle is called______________?
A. Lysis
B. Lysogeny
C. Induction
D. Adsorption - Cell membrane under resting conditions is impermeable to all the ions except_____________?
A. Na+
B. K+
C. Cl-
D. PO4-2 - The diffusion of ions along with water also takes place by mass flow system along the ________ path?
A. Tonoplast
B. Apoplast
C. Symplast
D. Vacuolar - Which of the following transmits nerve impulse from receptors to central nervous system?
A. Sensory neuron
B. Motor neuron
C. Associative neuron
D. none of these. - All of the following are involved in nitrification except
A. Nitrobacter
B. Nitrosomonas
C. Rhizohium
D. All of these - Which of the following cells are involved in soft callus formation?
A. Fibroblast and osteoblast.
B. Osteoblast and osteoclast.
C. Osteoclast and osteocyte
D. Onteocyte and osteoblast - Maximum speed of nerve impulse transmission is____________?
A. 100 m/sec
B. 110 m/sec
C. 120m/sec
D. 130 m/sec. - Sensory Nerve carry message from body to ____________?
A. Brain
B. Body
C. Liver
D. None of theseSubmitted by: Muhammad Ismail
- More than ___________ compounds of tar of tobacco smoke are involved to cause cancer?
A. 5
B. 90
C. 15
D. 10
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