Tamil Nadu (English Medium) Plus 2 Biology Science Study Materials, Online Learning, Question Papers, Classnotes, Practice Test, MCQ | Smartindia Educational Program : www.smartindia.net.in


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Question-1
African sleeping sickness is caused by

(A) Trypanosoma	(B) Leishmania
(C) Latimeria	(D) Plasmodium

Question-2 Which one of the following statements is incorrect regarding the structure of viruses?

(A) Nucleic materials are covered by a protein coat, called capsid	(B)The capsid is made up of capsomeres
(C)Some animal viruses have an additional envelope	(D)The additional envelope is made up of glycoprotein

Question-3
Genetic material found in Human Immunodeficiency Virus (HIV) is

(A) double stranded RNA	(B) single stranded RNA
(C) double stranded DNA	(D) single stranded DNA

Question-4
Which one of the following diseases is spread by housefly?

(A) Dengue fever	(B) Encephalitis
(C) Filariasis	(D) Typhoid

Question-5
Which of the following protozoans attacks gums in man?

(A) Entamoeba gingivalis	(B) Trichomonas
(C) Giardia	(D) All of these

Question-6
Malignant malaria is caused by

(A) Plasmodium falciparum	(B) Plasmodium ovale
(C) Plasmodium vivax	(D) Plasmodium malariae

Question-7
Vaccine for tuberculosis is known as

(A) PAS vaccine	(B) BCG vaccine
(C) OPV	(D) DPT

Question-8
Aedes aegypti is a vector for

(A) both dengue and yellow fever	(B) dengue fever
(C) yellow fever	(D) Japanese encephalitis

Question-9
HIV virus affect ______ in AIDS patient.

(A) cytotoxic T- cell	(B) M- N cell
(C) suppressor cell	(D) helper T - cells

Question-10
A doctor advises a patient to include yellow fruits, carrots and butter in his diet. What deficiency disease do you think the patient is suffering from?

(A) Night blindness	(B) Colour blindness
(C) Kwashiorkor disease	(D) Marasmus disease

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Plus 2 Biology Science

Tamil Nadu (English Medium)

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