UPSC Prelims Mini Mock Test: 49

Which of the following statements regarding the clotting of blood in humans are correct ?

1. Heparin, produced by liver prevents blood from clotting inside the body.
2. Vitamin K helps in blood clotting.
3. Chelating Agents such as Sodium/Potassium Oxalate are used in blood banks to prevent clotting.
4. Thalassemia is the condition where human blood takes abnormally long time to clot.

Select the correct option from the codes given below:

Which of the following fish species was found as an invasive species causing decline of other species in the River Krishna?

Which of the following is the most abundant pollutant found in smog?

Which Ministry is associated to the vision of "Gati Se Pragati"?

Consider the following statements regarding the Nuclear Non-Proliferation Treaty (NPT):

1. All permanent members of the United Nations Security Council have signed and ratified it.
2. Only India, Pakistan and North Korea are not a party to the treaty.
3. Non-proliferation, disarmament, and the right to peacefully use nuclear technology are the three pillars of NPT.

Which of the above statements is/are correct?