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Human Health and Disease

Long Answer Type

91. Name the pathogen that causes amoebiasis in human. Give the symptoms and modes of transmission.

173 Views

Short Answer Type

92.

Answer the following questions:
(i) How and at what stage does Plasmodium enter into a human body?
(ii) Why does the victim show symptoms of high fever?

589 Views

Long Answer Type

93. Name the type of immunity that is present at the time of birth in humans. Explain any two ways by which it is accomplished.

112 Views

94. Why is using tobacco in any form injurious to the health ? Explain.

152 Views

95.

Sketch life cycle of Plasmodium in Humans.

156 Views

96. Discuss measures which would be useful for prevention and control of alcohol and drug abuse among adolescent.

One may protect themselves fromdrug and alcohol abuse by adopting the following methods :

(1) Practising good habits.

(2) Attaining good quality education.

(3) Obtaining counselling as and when required.

(4) Seeking help from parents and proper guidance from teachers.

(5) Maintaining good company.

(6) Seeking expert professional and medical help if required.

115 Views

Short Answer Type

97. What is autoimmunity ? Name one auto-immune disease.

122 Views

Multiple Choice Questions

98. Perspiration, saliva and tears contain an enzyme, lysozyme kills :

Virus infected cells
Protozoa
Bacteria
Viruses

214 Views

99. Cells that engulf microbes are genrally called :

B-cells
Phagocytes
Killer T-cells
Helper T-cells

134 Views

100. Which of the following is opioid drug ?

Charas
Ganja
Cocaine
Heroin

150 Views