ch 13 important quesction
Why Do We Fall Ill ?
Multiple Choice Questions
1.
Which
one of the following is not a viral disease?
(a)
Dengue
(b)
AIDS
(c)
Typhoid
(d)
Influenza
2.
Which
one of the following is not a bacterial disease?
(a)
Cholera
(b)
Tuberculosis
(c)
Anthrax
(d)
Influenza
3.
Which
one of the following disease is not transmitted by mosquito?
(a)
Brain
fever
(b)
Malaria
(c)
Typhoid
(d)
Dengue
4.
Which
one of the following disease is caused by bacteria?
(a)
Typhoid
(b)
Anthrax
(c)
Tuberculosis
(d)
Malaria
5.
Which
one of the following diseases is caused by protozoans?
(a)
Malaria
(b)
Influenza
(c)
AIDS
(d)
Cholera
6.
Which
one of the following has a long term effect on the health of an individual?
(a)
Common
cold
(b)
Chicken
pox
(c)
Chewing
tobacco
(d)
Stress
7.
Which
of the following can make you ill if you come in contact with an infected
person?
(a)
High
blood pressure
(b)
Genetic
abnormalities
(c)
Sneezing
(d)
Blood
cancer
8.
AIDS
cannot be transmitted by
(a)
sexual
contact
(b)
hugs
(c)
breast
feeding
(d)
blood
transfusion
9.
Making
anti-viral drugs is more difficult than making anti-bacterial medicines because
(a)
viruses
make use of host machinery
(b)
viruses
are on the border line of living and non-living
(c)
viruses
have very few biochemical mechanisms of their own
(d)
viruses
have a protein coat
10.
Which
one of the following causes kala-azar?
(a)
Ascaris
(b)
Trypanosoma
(c)
Leishmania
(d)
Bacteria
11.
If
you live in a overcrowded and poorly ventilated house, it is possible that you
may suffer from which of the following diseases
(a)
Cancer
(b)
AIDS
(c)
Air
borne diseases
(d)
Cholera
12.
Which
disease is not transmitted by mosquitoes?
(a)
Dengue
(b)
Malaria
(c)
Brain
fever or encephalitis
(d)
Pneumonia
13.
Which
one of the following is not important for individual health?
(a)
Living
in clean space
(b)
Good
economic condition
(c)
Social
equality and harmony
(d)
Living
in a large and well furnished house
14.
Choose
the wrong statement
(a)
High
blood pressure is caused by excessive weight and lack of exercise.
(b)
Cancers
can be caused by genetic abnormalities
(c)
Peptic
ulcers are caused by eating acidic food
(d)
Acne
in not caused by staphylococci
15.
We
should not allow mosquitoes to breed in our surroundings because they
(a)
multiply
very fast and cause pollution
(b)
are
vectors for many diseases
(c)
bite
and cause skin diseases
(d)
are
not important insects
16.
You
are aware of Polio Eradication Programme in your city. Children are vaccinated
because
(a)
vaccination
kills the polio causing microorganisms
(b)
prevents
the entry of polio causing organism
(c)
it
creates immunity in the body
(d)
all
the above
17.
Viruses,
which cause hepatitis, are transmitted through
(a)
air
(b)
water
(c)
food
(d)
personal
contact
18.
Vectors
can be defined as
(a)
animals
carry the infecting agents from sick person to another healthy person
(b)
microorganisms
which cause many diseases
(c)
infected
person
(d)
diseased
plants
Short Answer Type Questions
19.
Give
two examples for each of the following
(a)
Acute
diseases
(b)
Chronic
diseases
(c)
Infectious
diseases
(d)
Non-infectious
diseases
20.
Name
two diseases caused by Protozoans
What are their causal organisms?
What are their causal organisms?
21.
Which
bacterium causes peptic ulcers?
Who discovered the above pathogen for the first time?
Who discovered the above pathogen for the first time?
22.
What
is an antibiotic? Give two examples
23.
Fill
in the blanks
(a)
Pneumonia
is an example of _____ disease.
(b)
Many
skin diseases are caused by _____ .
(c)
Antibiotics
commonly block biochemical pathways important for the growth of _____ .
(d)
Living
organisms carrying the infecting agents from one person to another are called
_____.
24.
Name
the target organs for the following diseases
(a)
Hepatitis
targets _____ .
(b)
Fits
or unconsciousness targets _____ .
(c)
Pneumonia
targets _____ .
(d)
Fungal
disease targets _____ .
25.
Who
discovered ‘vaccine’ for the first time?
Name two diseases which can be prevented by using vaccines.
Name two diseases which can be prevented by using vaccines.
26.
Fill
in the blanks
(a)
_____
disease continues for many days and causes _____ on body.
(b)
_____
disease continues for a few days and causes no longer term effect on body.
(c)
_____
is defined as physical, mental and social well-being and comfort.
(d)
Common
cold is _____ disease.
(e)
Many
skin diseases are caused by _____ .
27.
Classify
the following diseases as infectious or non-infectious.
(a)
AIDS
(b)
Tuberculosis
(c)
Cholera
(d)
High
blood pressure
(e)
Heart
disease
(f)
Pneumonia
(g)
Cancer
28.
Name
any two groups of micro-organisms from which antibiotics could be extracted.
29.
Name
any three diseases transmitted through vectors.
Long Answer Type
Questions
30.
Explain
giving reasons
(a)
Balanced
diet is necessary for maintaining healthy body.
(b)
Health
of an organism depends upon the surrounding environmental conditions.
(c)
Our
surrounding area should be free of stagnant water.
(d)
Social
harmony and good economic conditions are necessary for good health.
31.
What
is a disease? How many types of diseases have you studied? Give examples.
32.
What
do you mean by disease symptoms? Explain giving two examples?
33.
Why
is immune system essential for our health?
34.
What
precautions will you take to justify “prevention is better than cure”.
35.
Why
do some children fall ill more frequently than others living in the same
locality?
36.
Why
are antibiotics not effective for viral disease?
37.
Becoming
exposed to or infected with an infectious microbe does not necessarily mean
developing noticeable disease. Explain.
38.
Give
any four factors necessary for a healthy person.
39.
Why
is AIDS considered to be a ‘Syndrome’ and not a disease?
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