Advertisements
Advertisements
प्रश्न
Where do the following events in the life cycle of Plasmodium takes place?
a) Fertilization - _________
b) Development of gametocytes - __________
c) Release of sporozoites - ________
d) Schizogony - _________
Advertisements
उत्तर
a) Fertilization - Gut of mosquito
b) Development of gametocytes - Human RBC’s
c) Release of sporozoites - From Mosquito to the human blood
d) Schizogony - Human liver cells
संबंधित प्रश्न
Write the scientific name of the filarial worm that causes filariasis.
| Diseases | Causative agent | Symptoms |
| Ascariasis | Ascaris | |
| Trichophyton | Appearance of dry, scaly lesions on various parts of the body | |
| Typhoid | High fever, weakness, headache, stomach pain and constipation. | |
| Pneumonia |
Recognition of an antigenic protein of a pathogen or exposure to a pathogen occurs during many types of immune responses, including active immunity and induced active immunity.
Specify the types of responses elicited when human beings get encountered by a pathogen.
Pons varolii in human brain lies:
Which of the following viruses is not transferred through the semen of an infected male?
Ringworm in humans is caused by:
Which of the following is a pair of viral diseases?
Match List - I with List - II.
| List I | List II | ||
| (a) | Filariasis | (i) | Haemophilus influenzae |
| (b) | Amoebiasis | (ii) | Trichophyton |
| (c) | Pneumonia | (iii) | Wuchereria bancrofti |
| (d) | Ringworm | (iv) | Entamoeba histolytica |
Choose the correct answer from the options given below.
The organisms which cause diseases in plants and animals are called ______.
Which of the following is not the causal organism for ringworm?
Certain pathogens are tissue/organ specific. Justify the statement with suitable examples.
“Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseases”. Justify the statement giving suitable examples.
The following table shows certain diseases, their causative organisms and symptoms. Fill the gaps.
| Name of the Disease | Causative organism | Symptoms | |
| (i) | Ascariasis | Ascaris | ______ |
| (ii) | ______ | Trichophyton | Appearance of dry, scaly lesions on various parts of the body |
| (iii) | Typhoid | ______ | High fever, weakness, headache, stomach pain, constipation. |
| (iv) | Pneumonia | Streptococcus pneumoniae | ______ |
| (v) | ______ | Rhino viruses | Nasal congestion and discharge, sorethroat, cough, headache |
| (vi) | Filariasis | ______ | Inflammation in lower limbs |
Represent schematically the life cycle of a malarial parasite.
Ringworm is one of the most common infectious fungal disease in humans. state any of its two symptoms.
A patient complains of suffering from constipation, stomach ache, stool with blood clots and excess mucous. The physician diagnosed it as amoebiasis, after stool test.
- Write the scientific name of the microbe identified in the stool sample.
- How do you think, the patient must have contracted it?
- Write your suggestions to the patient to avoid infection in future.
Which particles are responsible for causing the greatest harm to human health?
Write the scientific name of the causative agent of the following disease:
Typhoid
Write the mode of transmission for the following diseases:
Filariasis
How does the transmission of the following disease take place?
Ascariasis
