List-I | List-II | ||
(a) | Cellular barrier | (i) | Interferons |
(b) | Cytokine barrier | (ii) | Mucus |
(c) | Physical barrier | (iii) | Neutrophils |
(d) | Physiological barrier | (iv) | HCI in gastric juice |
(a) | (b) | (c) | (d) | |
1. | (ii) | (iii) | (iv) | (i) |
2. | (ii) | (iii) | (i) | (iv) |
3. | (iii) | (iv) | (ii) | (i) |
4. | (iii) | (i) | (ii) | (iv) |
a. | All parasites are pathogens as they cause harm to the host. |
b. | Pathogens have to adapt to life within the environment of the host. |
c. | Pathogen of dysentery lives in the gut of host organism. |
d. | Pathogens can enter human body by various means causing functional damage but do not interferes with normal vital activities. |
Statement (A): | Among non-infectious diseases, cancer is the major cause of death all over the globe. |
Statement (B): | Malignant malaria caused by Plasmodium malariae is the most serious one. |
Column -I | Column -II |
a.Pneumonia | (i) Constipation, abdominal pain, stools with excess mucous and blood clots |
b.Amoebiasis | (ii) Infection occurs in conducting part of human respiratory system |
c. Ascariasis | (iii) Infection occurs in gaseous exchange part of human respiratory system |
d. Common cold |
(iv) Internal bleeding, fever, anaemia, blockage of intestinal passage |
(a) | It is one of the most common non-infectious diseases in man. |
(b) | Neurospora belongs to the same kingdom to which the organisms causing ringworm infection belong. |
(c) | Heat and moisture helps the infection to spread. |
1. | Statements (a) and (b) are correct while statement (c) is incorrect. |
2. | Statements (b) and (c) are correct while statement (a) is incorrect. |
3. | Statements (a) and (c) are correct while statement (b) is incorrect. |
4. | Statements (a), (b) and (c) are correct. |
Statement A: | Haemophilus influenza infects the alveoli of lungs as a result of which the alveoli gets filled with fluid. |
Statement B: | Rhinovirus infection leads to common cold affecting the alveoli. |
(a) | An antitoxin provides active immunity |
(b) | Vaccine against whooping cough is an example of killed bacterial vaccine |
(c) | Hepatitis B vaccine has been produced by recombinant DNA technology |
(d) | Performed antibodies are required to treat the bite of a viper snake |