Question

For question numbers 12, 13, 14, 15 and 16, two statements are given- one labeled Assertion
(A) and the other labeled Reason (R). Select the correct answer to these questions from the
codes (a), (b), (c) and (d) as given below:
a) Both A and Rare true, and R is correct explanation of the assertion
b) Both A and Rare true, but R is not the correct explanation of the assertion
c) A is true, but R is false.
d) A is false, but R is true.
12. Assertion: Antibiotics are not effective for viral diseases,
1
Reason: Antibiotics block the biosynthetic pathway of microbes. But viruses are not true
cells and they use cellular structure of host body, hence remains unaffected.
13. Assertion: The atomic number of an element is the same as the number of protons in the
Nucleus of its atom.
11
Reason: The mass number of an atom is equal to the number of nucleons in its nucleus.
14. Assertion: Every object falls towards the earth with the same acceleration,
1
Reason: Greater the mass of a planet, greater is the value of acceleration due to gravity
On its surface.
15. Assertion: Infectious diseases are also called communicable diseases.
1
Reason: These diseases do not spread from unhealthy person too healthy person.
16. Assertion: Ribosomes are known as suicide bags of the cells.
1
Reason: These are fluid filled membrane bound clear spaces in the cytoplasm.​

Answer 1

Answer:

jsjsnznznzk,

Explanation:

xjjzhdusitchcjvicudystxhv ka kfhdyeufjg kvkvigugjgkgudyehcn mbj