Daily UPSC MCQs

With reference to leukemia, consider the following statements:
1. It primarily affects thrombocytes.
2. It is a type of cancer originating from bone marrow stem cells.
3. Exposure to environmental toxins can increase the risk of developing leukemia

1. With reference to polymerase chain reaction (PCR), consider the following statements:
1. It is a technique used to amplify specific regions of DNA.
2. It requires a DNA polymerase enzyme that can withstand very low temperatures.
3. PCR can only be performed using DNA samples extracted from human cells.

Consider the following statements regarding the National Green Hydrogen (NGH) mission.

A. It aims to facilitate the production of hydrogen from renewable energy.
B. It aims to create an enabling environment for the Indian industry to develop the infrastructure to produce and transport green hydrogen from certain nerve centres to production hubs where they can be used in various industrial applications.
C. It has committed to finance the manufacturing of electrolysers, which use electricity to split water into hydrogen and oxygen.

Consider the following statements regarding the Opportunity cost

A. It is the benefits of an alternative given up when one decision is made over another.
B. For companies, opportunity costs do not show up in the financial statements but are useful in planning by management.