Tag: bio-chemistry

Questions Related to bio-chemistry

Multiple choice bio-chemistry immunology fungal diseases fungal, protozoan and worm diseases useful and harmful microbes

Ringworm in humans caused by

  1. Fungi

  2. Nematodes

  3. Viruses

  4. Bacteria

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
  • Ringworm or Dermatophytosis is a fungal infection caused by Dermatophytosis (Trichophyton and Microsporum fungi).
  •  The causative agent feeds on Keratin. 
  • Symptoms and Stages of a Ringworm Infection Itchy skin.,Red, scaly, or cracked skin.,A ring-shaped rash (from which ringworm gets its name), Hair loss in the affected area (if the hair was present).Hence Ringworm in humans caused by Fungi.
  • So, the correct answer is 'Fungi'.
Multiple choice bio-chemistry immunology fungal diseases fungal, protozoan and worm diseases useful and harmful microbes

Athlete's foot is also called 

  1. Tinea pedis

  2. Tinea capitis

  3. Rickettsia

  4. Candida albicans

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
  • Athlete's foot is a fungal infection that affects the upper layer of the skin of the foot, especially when it is warm, moist and irritated.
  • It is caused by the fungus 'Trichophyton'.
  • Trichophyton rubrum is the most common fungus that causes Athlete's foot.
  • Symptoms include Itching and burning, dry skin, scaling, Inflammation, Blisters lead to cracking of the skin.
  • Athlete's foot is also called as Tinea pedis, Tinea pedum, Ringworm of the foot.
  • So, the correct answer is 'Tinea pedis'.
Multiple choice bio-chemistry immunology fungal diseases fungal, protozoan and worm diseases useful and harmful microbes

Ringworms are caused by 


(I)    Wuchereria 

(II)  Microsporum 
(III) Haemophilus
(IV) Epidermophyton

  1. I and II

  2. II and III

  3. III and IV

  4. I and IV

  5. II and IV

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Ringworm is a contagious fungal infection caused by mould-like parasites that live on the cells in the outer layer of your skin. It can be spread from Human to human. Ringworm often spreads by direct, skin to skin contact with an infected person. It is caused by Haemophilus and Epidermophyton. Hence, Ringworms are caused by Haemophilus and Epidermophyton.] So, the correct answer is 'III and IV'.

Multiple choice bio-chemistry immunology fungal diseases fungal, protozoan and worm diseases useful and harmful microbes

A disease ''X'' causes the following symptoms. 


i.   Athlete's foot
ii.  Barber's itch
iii. Dhobie''s itch
iv. Infections of scalp and nail

Identify ''X'' from the following.

  1. Itching disease

  2. Ringworm infection

  3. Skin disease

  4. Rashes

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Ringworm is a fungal infection of the skin that affects the skin of scalp, feet, groin, beard and also nails. It is a contagious disease that spreads from person to person or contact with fomites. The disease is also called  Athlete's foot when the pathogen infects the foot. It is also called Barber's itch as if infects barbers commonly. It is called Dhobie's itch as washerman come in contact with infected clothes and get the disease. Thus, the correct answer is option B.

Multiple choice bio-chemistry immunology fungal diseases fungal, protozoan and worm diseases useful and harmful microbes

Which of the following diseases is caused by a fungal infection?

  1. Ringworm

  2. Cancer

  3. Filaria

  4. Typhoid

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

  • Ringworm is an infection of the skin caused by a fungal infection. Ring worm is characterised by the ring shaped rashes on the skin, itching, yellowing or decolouration of the affected area. It may also result in hair loss, if it infects the areas covered by hair. It is spread through skin contact with infected person.
  • Filaria is caused by a roundworm Wuchereria bancrofti while Typhoid fever is due to bacterial infection caused by Salmonella Typhi
So, the correct option is 'Ringworm'.

Multiple choice hmp shunt alternative to glycolysis carbohydrate metabolism respiration bio-chemistry

HMP shunt was discovered by 

  1. Horecker and coworkers

  2. Warburg and Dickens

  3. Blackman

  4. M.Calvin

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Hexose Monophosphate Pathway (HMP) is an alternative pathway of glucose break down found in animal tissues like liver, mammary glands, adrenal cortex, leucocytes and in many plant tissues. The pathway was first discovered by Warburg et. at. (1953) and Dickens (1938).

So, the correct answer is option B.