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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Wax is ester of fatty acid withA. Long chain dihydric alcoholB. Trihydric alcoholC. Long chain conohydric alcoholD. Short chain monohydric alcohol. |
| Answer» Correct Answer - C | |
| 2. |
This is waxA. Palmitic acidB. Ethyl palmitateC. Hexacoayl palmitateD. Sodium stearate. |
| Answer» Correct Answer - C | |
| 3. |
Wax IA. EsterB. CholesterolC. AcidD. Monohydric alcohol. |
| Answer» Correct Answer - A | |
| 4. |
In blood, the main buffers areA. Na and KB. Sodium dihydrogen phosphate and sodium monohydrogen phosphateC. Carbonic acid and bicarbonateD. Ammonium acetate. |
| Answer» Correct Answer - C | |
| 5. |
Wax present in human blood isA. Mericyl palmitateB. Cetyl palmitateC. Cholesterol palmitateD. Ceryl palmitate. |
| Answer» Correct Answer - C | |
| 6. |
In water, the angle between the atoms of Hydrogen and one atom of Oxygen isA. `180^(@)`B. `104.5^(@)`C. `106.5^(@)`D. `154.8^(@)` |
| Answer» Correct Answer - B | |
| 7. |
Enzyme activity is facilitated throughA. Reduction in activation energyB. Increase in activation energyC. Altering pHD. Altering temperature |
| Answer» Correct Answer - A | |
| 8. |
Non-protein part of enzyme is calledA. Prosthetic groupB. Active siteC. CofactorD. Catalytic agent. |
| Answer» Correct Answer - C | |
| 9. |
Blood clotting Is helped byA. `Na^(+)`B. `K^(+)`C. `Ca^(2+)`D. `Mg^(2+)` |
| Answer» Correct Answer - C | |
| 10. |
maximum iron occurs inA. RBCB. WBCC. Bone cellsD. Protein. |
| Answer» Correct Answer - A | |
| 11. |
Lactose is composed ofA. Glucose + FructoseB. Glucose + GlucoseC. Glucose + GalactoseD. Fructose + Fructose. |
| Answer» Correct Answer - C | |
| 12. |
Nickel is component ofA. PEP carboxylaseB. RubiscoC. UreaseD. Nitrate reductase. |
| Answer» Correct Answer - C | |
| 13. |
Which is a component of chlorophyll ?A. MgB. MnC. ZnD. Fe. |
| Answer» Correct Answer - A | |
| 14. |
Non-protein organic component of enzyme isA. ApoenzymeB. HoloenzymeC. CoenzymeD. Isoenzymes. |
| Answer» Correct Answer - C | |
| 15. |
Nitrogen is a component ofA. ProteinsB. CarbohydratesC. LipidD. Polyphosphate. |
| Answer» Correct Answer - A | |
| 16. |
Protpplasm is formed ofA. O,P, mineralsB. H,C, IronC. O, N, IronD. O,C,H,N. |
| Answer» Correct Answer - D | |
| 17. |
Carbophydrate used in translocation in angiosperms isA. RiboseB. GlucoseC. SucroseD. Fructose. |
| Answer» Correct Answer - C | |
| 18. |
Which os the following pair is monosaccharide ?A. Glucose and FructoseB. Glucose and SucroseC. Ribose and maltoseD. Ribose and Surcose. |
| Answer» Correct Answer - A | |
| 19. |
Which one consists of essential amino acids ?A. Trytophan and Glutamic acidB. Lysine and PhenylalanineC. Leucine and GlysineD. Valine and Histidine. |
| Answer» Correct Answer - B | |
| 20. |
`NAD^(+)" and "NADP^(+)` pesemble each other in ability toA. Gie out a protonB. Take up two electrons at one timeC. Take up two hydrogen atomsD. Take up one electron at one time. |
| Answer» Correct Answer - B | |
| 21. |
Essential-non-essential amino acid isA. Lysine - LeucineB. Valine - TyrosineC. Methionine - ThreonineD. Alanine - Cystine. |
| Answer» Correct Answer - B | |
| 22. |
NAD isA. Nicotinamide adenosine diphosphateB. Nicotine adenosine adenosine phosphateC. Nicotinamide adenine dinucleotideD. None of the above. |
| Answer» Correct Answer - C | |
| 23. |
Number of protein amino acids isA. 20B. 16C. 32D. 64 |
| Answer» Correct Answer - A | |
| 24. |
Match the following with correct combination `|{:("Column - I","Column - II"),(A."Triglycerides",1."Galactose"),(B."Lactose",2."Glycerol"),(C."RNA",3."Palmitic acid"),(D.beta"pleats",4."Uracil"),(E."Beewax",5."Secondary structure"):}|`A. a-4, b-1, c-5, d-2, e-3B. a-5, b-1, c-4, d-2, e-3C. a-3, b-1, c-4, d-5, e-2D. a-2, b-1, c-4, d-5, e-3 |
| Answer» Correct Answer - D | |
| 25. |
Which one is phosphoprotein ?A. FerritinB. CaseinC. mucinD. Albumin |
| Answer» Correct Answer - B | |
| 26. |
Number of amino acids in adrenocorticotrophic hormone isA. 19B. 29C. 39D. 49 |
| Answer» Correct Answer - C | |
| 27. |
Ultraviolet light absorbed by nucleic acid isA. 26 nmB. 75 nmC. 160 nmD. 1500 nm. |
| Answer» Correct Answer - C | |
| 28. |
The common deature amongst nucleic acid isA. LamellaeB. DNAC. CristaeD. All the above. |
| Answer» Correct Answer - B | |
| 29. |
in RNA, thymine is replaced byA. AdenineB. GuanineC. CytosineD. Uracil. |
| Answer» Correct Answer - D | |
| 30. |
Double hydrogen bond occurs in DNA betweenA. Adenine and thymineB. uracil and thymineC. Adenine and guanineD. Thymine and cytosine. |
| Answer» Correct Answer - A | |
| 31. |
DNA occurs inA. NuckeusB. ChoroplastC. MitochondrionD. All the above. |
| Answer» Correct Answer - D | |
| 32. |
Optimum temperature is the temperature at which an enzymeA. Works at its bestB. Is not destroyedC. Action is reversedD. Is inactivated. |
| Answer» Correct Answer - A | |
| 33. |
Immunoglobulins are proteins that show…… structureA. PrimaryB. SecondaryC. TertiaryD. Quaternary. |
| Answer» Correct Answer - D | |
| 34. |
Amino acids are produced fromA. ProteinsB. Fatty acidC. Essential oilsD. `alpha`-keto acids. |
| Answer» Correct Answer - D | |
| 35. |
Nucleotide found in the cells isA. cAMPB. AMPC. ADPD. ATP. |
| Answer» Correct Answer - D | |
| 36. |
Which one is nucleotide ?A. Uridylic acidB. ThymidineC. CytosineD. Glutamic acid. |
| Answer» Correct Answer - A | |
| 37. |
Purines are fenerally abbreviated asA. RB. YC. CD. U. |
|
Answer» Correct Answer - A R is abbreviation for arginine, a purine. |
|
| 38. |
Middle lamella mainly containsA. CaB. MgC. KD. Na. |
| Answer» Correct Answer - A | |
| 39. |
A nucleotide isA. Sugar + phosphateB. Base + Sugar + PhosphateC. Base + Sugar -OHD. `("Base + sugar + Phosphate")_(n)`. |
| Answer» Correct Answer - B | |
| 40. |
Which are purines ?A. Adenine and GuanineB. Adenine and ThymineC. Cytosine and thymineD. Cytosine and Guanine. |
| Answer» Correct Answer - A | |
| 41. |
What is upique to DNA aloneA. Denaturation and renaturationB. Polymer complexC. ReplicationD. Resistance to temperature changes. |
| Answer» Correct Answer - C | |
| 42. |
Functional proteins isA. EnzymeB. CollagenC. osseinD. Vitamin. |
| Answer» Correct Answer - A | |
| 43. |
A nucleotide is formed ofA. Purine, pyrimidine and phosphateB. Purine, sugar and phosphateC. Nitrogen base, sugar and phosphateD. Pyrimidine, sugar and phosphate |
| Answer» Correct Answer - C | |
| 44. |
Variability found in DNA is due toA. SugarsB. Nitrogen basesC. PhophatesD. Glycosidic bonds. |
| Answer» Correct Answer - B | |
| 45. |
Chemical used most by plant isA. Carbon dixodeB. OxygenC. CytochromeD. Nitrogen. |
| Answer» Correct Answer - A | |
| 46. |
Insulin (bovine) has 51 amino acids in A and B polypeptides. The polypeptide A possesses amino acidsA. 31B. 21C. 20D. 30 |
| Answer» Correct Answer - B | |
| 47. |
The effectiveness of an enzyme is affected least byA. TemperatureB. Concentration of substrateC. Concentration of enzymeD. Original activation energy of the system. |
| Answer» Correct Answer - D | |
| 48. |
Jojoba (Simmondsia) possessesA. Triglyceride and waxB. WaxC. TriglycerideD. Sterol. |
| Answer» Correct Answer - B | |
| 49. |
Which one is absent in protein ?A. CB. NC. PD. S. |
| Answer» Correct Answer - C | |
| 50. |
Which one of the following is not protein?A. MyosinB. ActinC. AlbuminD. Haematin. |
| Answer» Correct Answer - D | |