Tag: zoology

Questions Related to zoology

Which of the following can make you ill if you come in contact with an infected person ?

  1. high blood pressure

  2. genetic abnormalities

  3. sneezing

  4. blood cancer


Correct Option: C
Explanation:

Through sneezing, the water droplets carrying the microbes enter into the healthy person.

Goitre can occur either due to hypothyroidism ( endemic goitre ) or hyperthyroidism (exophthalmic goitre ). Which of the following is a correct comparison among the both?

  1. Hypothyroidism - High body temperature , Hyperthyroidism - Low body temperature

  2. Hypothyroidism - Low blood pressure , Hyperthyroidism - High blood pressure

  3. Hypothyroidism - Increased appetite , Hyperthyroidism - Bulging of eye balls

  4. Hypothyroidism - Bulging of eye balls , Hyperthyroidism - Tendency towards


Correct Option: B
Explanation:

Exophthalmic goitre is characterised by increased body temperature, high blood pressure, bulging of eyeballs, weight loss despite increased appetite, rapid heart beat, nervousness, etc. Endemic goitre is characterised by abnormal cold sensitivity, excessive fatigue, insomnia, low blood pressure.

Sensitivity to any allergen is related to

  1. Deviation from the process of immunity

  2. Age of the person

  3. Eating habit

  4. Rise in environmental temperature


Correct Option: A
Explanation:

Allergies are the common diseases that seen in most of the people due to hypersensitivity. It is also defined as the overreaction of the immune system or deviation from the immunity process. This may be due to change in the environment conditions or by any food item. The most common environmental based allergy is the allergy to pollen grains and in food is the peanuts. Thus, the correct answer is option A.

The condition, varicose veins in swelling of veins, occurs due to

  1. Loss of elasticity of the muscular layer

  2. Condition of high blood pressure

  3. Condition of low blood pressure

  4. Condition of anoxia


Correct Option: A
Explanation:

Varicose veins are the swelling of the veins that are present under the skin. This is due to the loss of elasticity in the walls of the veins that causes them to stretch out and slows down the blood to move back to the heart. This leads to increased blood pressure and the veins underneath the skin will swell. Thus, the correct answer is option A.

Prolonged thiamine deficiency in diet leads to

  1. Anaemia

  2. Beriberi

  3. Haemorrhage

  4. Pellagra


Correct Option: B
Explanation:

Beriberi is a deficiency disorder of thiamine (vitamin B$ _{1}$) that affects many systems of the body, including the muscles, heart, nerves, and digestive system. B$ _{1}$ vitamin benefits include prevention of abnormal development of muscles and nerves, pricking and burning sensation in the toes and feet, leg cramps and atrophy or wasting of the muscles.

It is safest to visit a friend hospitalised for the disease of

  1. Mumps

  2. Measles

  3. Tuberculosis

  4. Hepatitis

  5. None of the above


Correct Option: D

The IPN (Infectious Pancreatic Necrosis) and VMS (Viral Haemorrhagic Septicemia) are well known infectious diseases of

  1. Fish

  2. Cattle

  3. Poultry

  4. None of the above


Correct Option: A
Explanation:

Viral diseases are severe infectious diseases which spread rapidly from one person to the other. Pancreatic necrosis (IPN) is a viral disease which occurs in salmon fish. It is mainly caused due to the premature killing of the cells in the living tissues.

Viral haemorrhagic septicemia (VHS) is a deadly infectious fish disease caused by the viral hemorrhagic septicemia virus. It afflicts over 50 species of freshwater and marine fish in several parts of the northern hemisphere.
Therefore, the correct answer is option A.

Chronic disease means it

  1. Lasts for a long time

  2. Occurs from the time of birth

  3. Lasts for a short time

  4. Both B and C


Correct Option: A
Explanation:

A chronic condition is a condition where the metabolism of the body is severely disturbed and it last for longer duration. Common chronic diseases include arthritis, asthma, cancer, COPD, diabetes and viral diseases such as hepatitis C and HIV/AIDS.

Therefore, the correct answer is option A.

Which is the most fast spreading disease?

  1. Malaria

  2. Plague

  3. Poliomyelitis

  4. Leprosy


Correct Option: B
Explanation:
Plague is mainly caused by bacteria Yersinia pestis which is a  chronic bacterial infection. Rodents, are the carrier of the disease. It is spread by their fleas. People can get plague when they are bitten by a flea that carries the plague bacteria from an infected rodent. Plague lung infection is called pneumonic plague. It is spread from person-to-person. When someone with pneumonic plague coughs, tiny droplets carrying the bacteria move through the air. Anyone who breathes in these particles may catch the disease. An epidemic can be started this way.
Therefore, the correct answer is option B.

What is an epidemic disease?

  1. A global outbreak of disease

  2. A disease that occurs suddenly and spreads rapidly to many people

  3. A disease that occurs only occasionally and at unpredictable intervals

  4. A disease with clinically distinct symptoms whose incidence has increased, particularly over

    the last two decades


Correct Option: B
Explanation:

Explanation: An epidemic occurs when an infectious disease spreads rapidly among too many people.