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Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. We provide all important questions and answers from chapter Health and Diseases of Biology.
196
Chhaganbhai is suffering from fever, then which kind of organism responsible for it ?
[1]
Plasmodium vivex
[2]
Plasmodium malarie.
[3]
Plasmodium falciparum
[4]
All of hte given.
Answer: Plasmodium falciparum
197
What is responsible for malaria...?
[1]
All Anopheles mosquitoes.
[2]
All Culex mosquitoes.
[3]
Only male Anopheles mosquitoes
[4]
Only female Anopheles mosquitoes
Answer: Only female Anopheles mosquitoes
198
What is improper for ringworm disease.
[1]
It is done by Trichophyton fungi
[2]
By constant itching the lesions get expanded
[3]
It is done by using infected persons comb
[4]
It is done by secretion of serotonin chemical.
Answer: It is done by secretion of serotonin chemical.
199
What is formed during Innate immunity ?
[1]
Body prepare Antibodies against antigen
[2]
Antibodies are present in body from birth
[3]
Prepare antibodies are introduced into body.
[4]
All of the given.
Answer: Antibodies are present in body from birth
200
Suddenly any person get rid of Alcohol or drug then which kind of deficincy accurs in that person
[1]
Visual Syndrome
[2]
Drowns syndrome
[3]
Turner syndnome
[4]
Cry-du-chat syndrome
Answer: Cry-du-chat syndrome
201
HIV decrease..
[1]
Helper T-Cells
[2]
All T-Cells
[3]
Only B-Cells
[4]
B-Cell & T-Cell
202
Vaccination protects from disease, Because...
[1]
It helps in digestion
[2]
It produces antibodies
[3]
It increases the no. of RBCs
[4]
It maintains heat system of the body
Answer: It produces antibodies
203
Carcinoma refer to..
[1]
Malignant tumours of the connective tissue
[2]
Malignant tumours of the skin or mucous membrane
[3]
Malignant tumours of the colon
[4]
Begign tumours of the connective tissue
Answer: Malignant tumours of the connective tissue
204
By What antibodies are made ?
[1]
RBCs
[2]
Thrombocytes
[3]
Monocytes
[4]
Lymphocytes
205
Where memory cells are formed ?
[1]
Monocytes
[2]
Eosinophills
[3]
Neutrophills
[4]
Lymphocytes
206
Which is most infectious disease ?
[1]
Hepatitis
[2]
AIDS
[3]
Cough & Comman Cold
[4]
Malaria
Answer: Cough & Comman Cold
207
What is destroyed by HIV first of all ?
[1]
Leukocytes
[2]
Thrombocytes
[3]
Helper T-Lymphotyes
[4]
B-Lymphocytes
Answer: Helper T-Lymphotyes
208
Salmonella is related with...
[1]
Typhoid
[2]
Polio
[3]
Tetanus
[4]
TB
209
Incubation period for plasmodium falciparum is...
[1]
12 days
[2]
15 days
[3]
20 days
[4]
30 days
210
ELISA is...
[1]
Enzyme linked immunoabsorbant assay
[2]
Enzyme linked ions assay
[3]
Enzyme linked inductive assay
[4]
None of the above
Answer: Enzyme linked immunoabsorbant assay
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