Question

Death stem and root apices is caused due to deficiency of :
(I) Nitrogen
(b) Boron
(c) Sulphur
(d) Zinc

2. The following statement is NOT true for pacemaker:
(a) Electric Impulse is generated by SAN.
(b) The impulse is received by bundle of HIS from SAN.
(c) Purkinje fibres cause ventricle to contract.
(d) Impulses from AVN are transmitted to the walls of ventricles​

Answer 1

Answer:

here's your answers

1. c

then true and false

1. false
2. true
3. true
4. false

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Answer 2

Answer:

death stem and root apices is caused due to which deficiency