Q. White blood cells act
A. as a defence against infection
B. as source of energy
C. for clotting blood
D. as a medium for oxygen transport from lung to tissues
Answer: as a defence against infection
Take Mock Tests
| Government Schemes Mock Test | Start Test! |
| Political Science Mock Test – 42 | Start Test |
| History Test – 190 | Start Test |
| Quantitative Aptitude Test | Start Test! | Data Interpretation - Mock Test | Start Test! |
| General Awareness - Mock Test | Start Test! |
| Reasoning Ability - Mock Test | Start Test! |
We will be happy to hear your thoughts