Biology-Biology in Human Welfare [NSO Level 1- Science Olympiad (SOF) Class 12]: Questions 5 - 7 of 21
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Question 5
Question MCQ▾
When does a person experience recurring chill and fever while suffering from a disease caused by Plasmodium?
Choices
Choice (4) | Response | |
---|---|---|
a. | When in spleen, sporozoites released from RBC are killed rapidly and broken. | |
b. | When maximum growth reached by trophozoites and certain toxins are given out. | |
c. | When the parasite after rapid multiplication inside RBC ruptures them and releasing stage that will enter fresh RBC. | |
d. | When WBCs destroy microgametocytes and megagametocytes |
Question 6
Question MCQ▾
A person meet with an accident wherein due to the injury the chordae tendinae of the tricuspid valve of the human heart gets partially non-functional then what will be the sudden effect?
Choices
Choice (4) | Response | |
---|---|---|
a. | Blood flow in pulmonary artery will be decreased | |
b. | Pacemaker will stop working | |
c. | Blood flow in aorta will be slowed down | |
d. | Blood will flow back to left atrium |
Question 7
Question Match List-Ⅰ List-Ⅱ▾
Match the following and mark the correct choice.
List-Ⅰ (Column I) | List-Ⅱ (Column II) |
---|---|
(A) Freely movable joint | (i) Vertebrae |
(B) Sternum | (ii) Pectoral girdle |
(C) Cartilagenous joint | (iii) Flat bones |
(D) Glenoid Cavity | (iv) Synovial fluid |
Choices
Choice (4) | Response | |
---|---|---|
| ||
a. |
| |
b. |
| |
c. |
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d. |
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