Daily Quiz : UPSC Prelims Marathon – February 23

Which of the following wavelength of light is most effective in photosynthesis:-

The release of which of the following cause muscle fatigue:-

A person with blood group AB is sometimes called a universal recipient becauseof:-

Heavy alcohol consuming people generally die of:-

The method that can be used for removing permanent hardness of water are:-

1. Adding sodium carbonate
2. Distillation
3. Adding caustic soda
4. Boiling

Select the correct answer using the codes below:-