Academic session 2026-27, Chapter 7 in the current curriculum.
Welcome to the NCERT Solutions for Class 12 Biology - Chapter Human Health and Disease. This page offers a step-by-step solution to the specific question from Exercise 0, Question 8:
The following table shows certain diseases, their causative organisms and symptoms. Fill the gaps.
The following table shows certain diseases, their causative organisms and symptoms. Fill the gaps.
|
Diseases |
Causative Organisms |
Symptoms |
|
Bacterial Typhoid
Pneumonia |
Salmonella typhi
Streptococcus pneumoniae and Haemophilus influenzae |
High fever, weakness, stomach pain, constipation, headache and loss of appetite. Intestinal perforation and death may occur in several cases. Fever, chills, cough and headache. In several cases, the lips and finger nails may turn gray to bluish in colour. |
|
Viral Common cold |
Rhino viruses |
Nasal congestion and discharge, sore throat, hoarseness, cough, headache and tiredness. |
|
Worms Ascariasis
Filariasis
Ring worms
|
Ascaris lumbricoides
Wuchereria
Microsporum, Trichophyton and Epidermophyton |
Internal bleeding, muscular pain, fever, anaemia and blockage of the intestinal passage. Chronic inflammation and deformation of the organs and genital organs. Appearance of dry, scaly lesions on various parts of the body such as skin, nails and scalp. |
|
Parasitic Malaria
Amoebiasis |
Plasmodium (P. vivax, P. malariae and P. falciparum) Entamoeba histolytica |
High fever, chills, sweating, fatigue, weakness, loss of appetite. Constipation, abdominal pain and cramps, stools with excess mucous and blood clots. |
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
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Welcome to the NCERT Solutions for Class 12 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 0 , Question 8: The following table shows certain diseases, their causative organisms and symptoms. Fill the gaps.....
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