Which one of the following vitamins has a role in blood clotting ? [CDS I 2016] 1) Vitamin A 2) Vitamin B 3) Vitamin D 4) Vitamin K ...

Vitamin B_{12} deficiency causes pernicious aneamia. Animals cannot synthesize vitamin B_{12} Humans must obtain all their vitamin B_{12} from their diet. The complexing metal ion in vitamin B_{12} is: [CDS I 2016] ...

The Mahatma Gandhi National Marine Park is located in: [CDS I 2016] 1) Pirotan Island 2) Rameswaram 3) Ganga Sagar Island 4) Port Blair

Which one of the following islands is of volcanic origin? [CDS I 2016] 1) Reunion island. 2) Andaman & Nicobar islands 3) Lakshadweep islands 4) Maldives

Glucose is a source of energy. Which one of the following types of molecule is Glucose? [CDS I 2016] 1) Carbohydrate 2) Protein 3) Fat 4) Nucleic acid ...

The living content of cell is called protoplasm. It is composed of: [CDS I 2016] 1) Cytoplasm only 2) Cytoplasm and nucleoplasm 3) Nucleoplasm only 4) Cytoplasm, ...

A piece of ice, 100 g in mass is kept at 0 °C. The amount of heat it requires to melt at 0 °C is (take latent heat of melting of ice to be 333.6 J/g):

A myopic person has a power of -1.25 Dioptre. What is the focal length and nature of his lens ? [CDS I 2016] 1) 50 cm and convex lens 2) 80 ...

Which one of the following hormones contains peptide chain? [CDS I 2016] 1) Oxytocin 2) Corticotropin 3) Insulin 4) Cortisone

Which one of the following is an example of chemical change? [CDS I 2016] 1) Burning of paper 2) Magnetization of soft iron 3) Dissolution of cane sugar in ...