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NCERT Exemplar Solutions Class 9 Science Solutions for Why Do We Fall ill ? - Exercise in Chapter 13 - Why Do We Fall ill ?
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AIDS cannot be transmitted by
(a) sexual contact
(b) hugs
(c) breastfeeding
(d) blood transfusion
Answer:
The answer is(b) hugs
Explanation;
AIDS is transmitted by the exchange of body fluids. When we hug there cannot be an exchange of any body fluids hence Aids cannot be transmitted by hugs.
Video transcript
"hello students welcome to leader
learning this is ashwini i teach science
at lado
so here in this question aids cannot be
transmitted by
a sexual contact b hux c
breastfeeding and d is blood transfusion
so first i would like to tell you about
the
aids okay so aids is
sexually transmitted disease okay it is
a sexually transmitted disease
when a person will having a
sexual contact with other person it will
cause aids
when a person when any fluid of your
body transmitted from one person to
another person okay second person so
here i'm writing the body fluids that
when this body fluids transmitted from
one person to another person
then the eights will cost so here
on sexual contact body fluid is
transferred on
breastfeeding the milk is transferred
from mother to infant so
breast feeding also causes aids blood
transfusion means from one person to
another person blood is transfused
okay blood is transported so it will
also cause aids
while hugging okay when you hug
someone then it will be a physical
contact
there will be no exchange of body fluid
from one person to another person
so hugs cannot be transmitted the
aids disease okay so the symptoms of it
will be the central nervous system is
majorly affected
lungs are majorly affected your eyes are
retina is
majorly affected here skin is damaged
and again gastrointestinal tract that is
your stomach
gi tract esophagus will going to affect
more
okay so these are the symptoms of aids
so i hope everything is clear to you
if you have any doubts then please put
it down in the comment section for more
such video solutions please subscribe
leader learning thank you"
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