Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

 Multiple Choice QuestionsMultiple Choice Questions

1.

Name the chronic respiratory disorder caused by cigarette smoking

  • asthma

  • respiratoty disease

  • respiratory alkalosis

  • emphysema


D.

emphysema

Emphysema is characterised by inflation or distention of alveoli by dissolution of wall of the two adjacent lung alveoli.

905 Views

2.

If you suspect major deficiency of antibodies in a person, to which of the following would you look for confirmatory evidence?

  • Fibrinogin in plasma

  • Serum albumins

  • Haemocytes

  • Serum globulins


D.

Serum globulins

Globulin is one of the protein found in serum and it includes proteins, enzymes, complement and immunoglobins (antibody)
That's why, if major deficiency of antibodies is suspected in a person, the globulins in serum is tested as the confirmatory evidence. 

1252 Views

3.

Antivenom injection contains preformed antibodies while polio drops that are administered into the body contain

  • harvested antibodies

  • gamma globulin

  • attenuated pathogens

  • activated pathogens


C.

attenuated pathogens

The oral polio vaccines consists of attenuated pathogens. 

1349 Views

4.

Which one of the following fungi contains hallucinogens?

  • Morchella esculenta

  • Amanita muscaria

  • Neurospora sp.

  • Ustilago sp.


C.

Neurospora sp.

Amanita muscaria is fungus is known for its hallucinogenic properties with its main psychoactive constituent being the compound (muscimol).

692 Views

5.

Peyer's patches produce

  • mucus

  • trypsin

  • lymphocytes

  • enterokinase


C.

lymphocytes

Peyer's patches are found in ileum and made up of lymph nodes. These are aggregates of lymphocytes where B cells from a central follicle and are surrounded by T-cells and macrophages which help the T-cells to recognise Antigen Mucosa Associated Lymphoid Tissue (MALT) is made up of Peyer's patches.


6.

Infection of Ascaris usually occurs by

  • drinking water containing egg of Ascaris

  • eating imperfectly cooked port

  • tse -tse fly

  • mosquito bite


A.

drinking water containing egg of Ascaris

Infection of Ascaris occurs in a healthy person due to contaminated water, vegetables, fruits, etc., Mosquitos bite causes malaria due to the entry to Plasmodium parasite into the blood. Eating imperfectly cooked pork causes trichinosis disease (parasitic disease). Tse- tse fly cause trypanosomiasis, on infection of the central nervous system.

963 Views

7.

Which of the following immunoglobulins does constitute the largest percentage in human milk?

  • lgD

  • lgM

  • lgA

  • lgG


C.

lgA

All types of immunoglobulin are found in human milk. Out of these secretory IgA, a type of immunoglobuin that protects the ears, nose, throat and the gastrointestinal tract, is founded largest amount. 

1600 Views

8.

Asthma may be attributed to

  • allergic reaction of the mast cells in the lungs

  • inflammation of the trachea

  • accumulation of fluid in the lungs

  • bacterial infection of the lungs


A.

allergic reaction of the mast cells in the lungs

Asthma is an allergic reaction characterised by spasm of bronchi muscles because of effect of histamine released by mast cells. 

1715 Views

9.

In higher vertebrates, the immune system can distinguish self-cells and non-self. If this property is lost due to genetic abnormality and it attacks self-cells, then it leads to

  • graft rejection

  • auto-immune disease

  • active immunity

  • allergic response


B.

auto-immune disease

When the immune system cannot differentiate between self and non-self cells then the immune system attcks and destroys the self cells and this is called auto-immunity.

1069 Views

10.

Match column1 and column2 and select the correct options from codes given below.

      Column1        Column2

A. Pigments          1) Abrin, ricin

B. Toxin                2) Concanavalin A

C. Alkaloid            3) Carotenoids A

D. Lectins             4) Morphine, codeine

  • A-(4), B-(3), c-(1), D-(2)

  • A-(2), B-(4), c-(1), D-(3)

  • A-(3), B-(1), c-(4), D-(2)

  • A-(1), B-(2), c-(3), D-(4)


C.

A-(3), B-(1), c-(4), D-(2)

Carotenoids are a group of yellow, brown to reddish pigments. there are of two types- carotene and xanthophylls, and serve as accessory [hotosynthetic pigments. Abrin and rincin are natural protein toxins isolated from plant seeds. Concanavalin A is a lectin (carbohydrate binding protein) originally extracted from the jack- bean,  Canavalia ensiformis. Morphine and codeine are the alkaloids derived from opium, and are called as opioid narcotics.