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12th Biology Monthly Test -1 ( Zoology - Human Health and Diseases )

St. Britto Hr. Sec. School - Madurai

12th Biology Monthly Test -1 ( Zoology - Human Health and Diseases )-Aug 2020

Time : 2.30 Hours

Part - A

Multiple Choice Question - Answer All Question

The sporozoite of the malarial parasite is present in ______

saliva of infected female Anopheles mosquito
RBC of human suffering from malaria.
Spleen of infected humans
Gut of female Anopheles mosquito

A persons show Enlargement of the parotid glands. Identify the disease.

Measles
Mumps
Viral hepatitis
Chicken pox

The Athlete’s foot disease in human is caused by _______

Bacteria
Fungi
Virus
Protozoan

_______is a carrier for transmitting entamoeba

House fly
Mosquito
Sand fly
Tsetse fly

Choose the symptom applicable for mumps

Muscular stiffness
Enlargement of parotid gland
Flu like illness
Respiratory failure

B cells that produce and release large amounts of antibody are called

Memory cells
Basophils
Plasma cells
killer cells

Paratope is an

Antibody binding site on variable regions
Antibody binding site on heavy regions
Antigen binding site on variable regions
Antigen binding site on heavy regions

Mode of infection of cholera is__________

Droplet infection
through contaminated food and water
through wound infection
through wound infection

________can lead to nutritional deficiency in the infected person

Amoebiasis
Pneumonig
Ascariasis
Tetanus

Cycles of fever in malaria is caused during__________

Production of gametes
Lysis ofRBC
Release of sporozoites
Sporogony

Amphetamines are stimulants of the CNS, whereas barbiturates are ______

CNS stimulant
both a and b
hallucinogenic
CNS depressants

The Duration of erythrocyte cycle for plasmodium ovale is

75 hours
36-48 hours
32 hours
48 hours

The site of infection for yersinia pestis is___________

Intestine
Lungs
Lymph nodes
Nervous system

_______is a dermotropic disease

Influenza
Measles
Cold
Rabies

Vector control research Centre is located in__________

Chennai
Delhi
Puducherry
Hyderabad

Part - B

Generic 2 - Answer All Question

What are interferons? Mention their role.
Explain the process of replication of retrovirus after it gains entry into the human body.

Differentiate male and female Ascaris.

What is a zoonotic virus?

Name the causal agent of African sleeping sickness and the vector.

What is korsakoff syndrome?

Name an opioid drug and its plant source. How does the drug affect Human body?

Name two plants with hallucinogenic properties.

Name and explain the type of barriers which involve macrophages.

Name two RNA viruses which cause diseases in humans.

Name the phases in the life cycle of Plasmodium.

What is sporogony?

List the signs and symptoms of mental depression.

What are non-infectious diseases?

Given below are some human organs. Identify one primary and one secondary lymphoid organ. Explain its role. Liver, thymus, stomach, thyroid, tonsils.

List out chemical alarm signals produced during inflammation.

Part - C

Generic 3 - Answer All Question

What is morphine?

What is vaccine? What are its types?

What is drug abus?

Write a few lines about filarial worm.

What is signet ring stage?

What is irritable bowel syndrome?

Define hygiene as given by WHO.
Autoimmunity is a misdirected immune response. Justify.

How does tobacco affect oxygen transport in the blood?

Explain the structure of immunoglobulin with suitable diagram.

Mention any 3 effects of alcohol in the during adolescence.

Part - D

Generic 5 - Answer All Question

(i) Write the scientific name of the filarial worm that causes filariasis.
(ii) Write the symptoms of filariasis.
(iii) How is this disease transmitted?

A patient was hospitalized with fever and chills. Merozoites were observed in her blood. What is your diagnosis?
Explain the events in life cycle of Plasmodium in the secondary host/Man.

List the causative agent, mode of transmission and symptoms for Diphtheria and Typhoid.

Why do you think it is not possible to produce vaccine against 'common cold'?

List the common withdrawal symptoms of drugs and alcohol abuse.

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