MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In recent years, banks have been ---------------in extending loans to small farmers as its ------------becomes uncertain. |
| A. | generous, loss |
| B. | cautious, recovery |
| C. | doubtful, integrity |
| D. | inactive, process |
| Answer» C. doubtful, integrity | |
| 2. |
Which of the following is not a cytokinin? |
| A. | 6 benzylaminopurine |
| B. | 2,4-dichlorophenoxyacetic acid |
| C. | Kinetin |
| D. | Zeatin |
| Answer» C. Kinetin | |
| 3. |
Which of the following has been confirmed on sugarcane genotypes? |
| A. | Cytomegalovirus |
| B. | Bacilliform virus |
| C. | Erythrovirus |
| D. | Varicella-zoster virus |
| Answer» C. Erythrovirus | |
| 4. |
Triticale is derived by crossing |
| A. | wheat and tapioca |
| B. | wheat and rice |
| C. | rye and rice |
| D. | rye (secale) and wheat |
| Answer» E. | |
| 5. |
When intracellular enzymes of whole cells are to be used in a bio-conversion process, it is often necessary to____________the cells. |
| A. | lyophilize |
| B. | permeabilize |
| C. | denature |
| D. | heat-kill |
| Answer» C. denature | |
| 6. |
In a 500 meters race, the ratio of speeds of two contestants A and B is 3 : 4. A has a start of 140 meters. Then, A wins by: |
| A. | 40 meters |
| B. | 60 meters |
| C. | 10 meters |
| D. | 20 meters |
| Answer» E. | |
| 7. |
Metabolic interference is a term used to describe a method to metabolize a compound and prevent the synthesis of something that is normally produced. What compound(s) have been targeted for metabolic interference in tomato? |
| A. | SAM (S-adenosylmethionine) |
| B. | ACC (1-aminocyclopropane-1-carboxylic aci |
| C. | AOA (aminooxyacetic aci |
| D. | Both ( and ( |
| Answer» E. | |
| 8. |
An axonometric drawing which has all three axes divided by equal angles is: |
| A. | trimetric |
| B. | dimetric |
| C. | isometric |
| D. | orthographic |
| Answer» D. orthographic | |
| 9. |
In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%? |
| A. | 0.127777777777778 |
| B. | 0.126388888888889 |
| C. | 0.170138888888889 |
| D. | 0.128472222222222 |
| Answer» C. 0.170138888888889 | |
| 10. |
The advantage of airlift bioreactors over stirred tank bioreactors of a similar size is |
| A. | more uniform shear conditions |
| B. | higher oxygen transfer rates |
| C. | less foaming |
| D. | both ( and ( |
| Answer» E. | |
| 11. |
Difference between λ gt 10 and λ gt 11 vectors is that |
| A. | λ gt 10 is an expression vector |
| B. | λ gt 11 is an expression vector |
| C. | λ gt 11 is a replacement vector |
| D. | λ gt 10 is a replacement vector |
| Answer» C. λ gt 11 is a replacement vector | |
| 12. |
The function(s) of the draft tube in an airlift bioreactor is |
| A. | to improve circulation |
| B. | to reduce bubble coalescence |
| C. | all of the above |
| D. | to even out shear conditions throughout the reactor |
| Answer» D. to even out shear conditions throughout the reactor | |
| 13. |
A universal motor is one |
| A. | which has infinitely varying speed |
| B. | which can run on any value of supply voltage |
| C. | which can work as single phase or three phase motor. |
| D. | which can operate on ac as well as dc voltage |
| Answer» E. | |
| 14. |
Which of the following step is assumed to be the slowest step in the Michaelis Menten equation? |
| A. | The product releasing step |
| B. | The substrate consuming step |
| C. | None of these |
| D. | Formation of enzyme substrate complex |
| Answer» B. The substrate consuming step | |
| 15. |
Malolactic fermentation |
| A. | reduces total acidity |
| B. | produces lactic acid |
| C. | all of these |
| D. | produces diacetyl |
| Answer» D. produces diacetyl | |
| 16. |
To describe components of an airlift bioreactor which of the follow-ings are generally included? |
| A. | Flotsam, jetsam, downzone |
| B. | Disengagement zone, air riser, downcomer |
| C. | All of the above |
| D. | Air comer, disentanglement zone, downsizer |
| Answer» C. All of the above | |
| 17. |
A capacitor motor of 1/4 HP needs a condenser of 8 μ F. A similar motor of 3/4 HP will need a condenser of |
| A. | 8 μF |
| B. | 20 μF |
| C. | None of above |
| D. | 2 μF. |
| Answer» C. None of above | |
| 18. |
A, Band C enter into a partnership in the ratio 7/2 : 4/3 : 6/5. After 4 months, A increases his share by 50%. If the total profit at the end of one year be Rs. 21600, then B\'s share in the profit is : |
| A. | Rs 2400 |
| B. | Rs. 2100 |
| C. | Rs. 4000 |
| D. | Rs. 3600 |
| Answer» D. Rs. 3600 | |
| 19. |
In a hospital there is a consumption of 1350 liters of milk for 70 patients for 30 days. How many patients will consume 1710 liters of milk in 28 days? |
| A. | 85 |
| B. | 59 |
| C. | 105 |
| D. | 95 |
| Answer» E. | |
| 20. |
A shopkeeper purchased an article at 10% discount on labeled price. He sold the article for Rs5400 and got a profit of 18% on labeled price. Find the amount required by the shopkeeper for purchasing the article? |
| A. | Rs5000 |
| B. | Rs5085 |
| C. | Rs6000 |
| D. | Rs4500 |
| Answer» E. | |
| 21. |
During which phase, a cleavage furrow is formed in animal cells? |
| A. | G1 |
| B. | C |
| C. | M |
| D. | G2 |
| Answer» C. M | |
| 22. |
-84 x 29 365 = ? |
| A. | 2801 |
| B. | 2436 |
| C. | -2071 |
| D. | -2801 |
| Answer» D. -2801 | |
| 23. |
Bottle A contains a solution which has 25% sulphuric acid and the rest water. Bottle B contains a solution that has 80% sulphuric acid and the rest water. 50 ml from bottle A is added to some quantity from bottle B. The resulting solution has 70% sul |
| A. | 125 ml |
| B. | 50 ml |
| C. | 375 ml |
| D. | 225 ml |
| Answer» E. | |
| 24. |
Which of the following statements about mitochondrial proteins is true? |
| A. | Some mitochondrial proteins are coded for and synthesized in the mitochondria and others |
| B. | All mitochondrial proteins are coded for and synthesized in the mitochondria |
| C. | Mitochondrial proteins arise from other mitochondrial proteins |
| D. | All mitochondrial proteins are imported from the cytoplasm |
| Answer» B. All mitochondrial proteins are coded for and synthesized in the mitochondria | |
| 25. |
Insect resistance in the transgenic plant has been achieved by |
| A. | transferring genes for protease inhibitors |
| B. | transferring genes for Bt toxins |
| C. | all of the above |
| D. | transferring genes for other insecticidal secondary metabolities |
| Answer» D. transferring genes for other insecticidal secondary metabolities | |
| 26. |
Which one of the following numbers is completely divisible by 45? |
| A. | 331145 |
| B. | 181560 |
| C. | 2033555 |
| D. | 202860 |
| Answer» E. | |
| 27. |
In the steady state the material balance equation for any component of a system is |
| A. | rate of addition - rate of removal rate of formation = 0 |
| B. | rate of addition rate of removal - rate of formation = 0 |
| C. | none of the above |
| D. | rate of addition rate of removal rate of formation = 0 |
| Answer» B. rate of addition rate of removal - rate of formation = 0 | |
| 28. |
At present, the ratio between the ages of Akbar and Denial is 4:3. After 6 years, Arun’s age will be 26 years. What is the age of Deepak at present? |
| A. | 10 |
| B. | 5 |
| C. | 20 |
| D. | 15 |
| Answer» E. | |
| 29. |
An accurate clock shows 8 o\'clock in the morning. Through how may degrees will the hour hand rotate when the clock shows 2 o\'clock in the afternoon? |
| A. | 150º |
| B. | 144º |
| C. | 180º |
| D. | 168º |
| Answer» D. 168º | |
| 30. |
Which of the following abnormality, resulted from the inheritance of an unbalanced complement of chromosomes can be diagnosed through karotyping? |
| A. | Turner's syndrome |
| B. | Down's syndrome |
| C. | all of these |
| D. | Klinefelter's syndrome |
| Answer» D. Klinefelter's syndrome | |
| 31. |
A, B and C enter into partnership. A invested some money at the beginning; B invested double the amount after 6 months and C invested thrice the amount after 8 months. If the annual profit be Rs18000, C’s share is: |
| A. | Rs7200 |
| B. | Rs7500 |
| C. | Rs5750 |
| D. | Rs6000 |
| Answer» E. | |
| 32. |
At the end of the lag phase, when growth begins, the division rate increases gradually and reaches a maximum value in the exponential growth period. This transitional period is commonly called the accelerated growth phase and is often included as a |
| A. | stationary phase |
| B. | lag phase |
| C. | exponential growth phase |
| D. | death phase |
| Answer» C. exponential growth phase | |
| 33. |
12 men can do a piece of work in 16 days. After six days three more men join them. Then in how many days will the remaining work be finished?( ADP COMPANY) |
| A. | 8 days |
| B. | 14 days |
| C. | 12 days |
| D. | 10 days |
| Answer» B. 14 days | |
| 34. |
Single stranded vectors are useful |
| A. | for oligonucleotide directed mutagenesis |
| B. | for sequencing of cloned DNA |
| C. | all of the above |
| D. | for probe preparation |
| Answer» D. for probe preparation | |
| 35. |
In how many ways can the letters of the word \'LEADER\' be arranged? |
| A. | 144 |
| B. | 72 |
| C. | 720 |
| D. | 360 |
| Answer» E. | |
| 36. |
Which of the following molecule is produced from the fixation of CO2 in C4 plants? |
| A. | Oxaloacetate |
| B. | Malate |
| C. | Alpha-ketoglutarate |
| D. | Pyruvate |
| Answer» B. Malate | |
| 37. |
Encapsulation is necessary to produce and protect synthetic seeds. The encapsulation is carried out by various types of hydrogels, which are |
| A. | soluble in organic solvents |
| B. | soluble in water |
| C. | insoluble in organic solvents |
| D. | insoluble in water |
| Answer» C. insoluble in organic solvents | |
| 38. |
Juice clarification extraction is facilitated by using |
| A. | amylase |
| B. | cellulases |
| C. | lactase |
| D. | inulinase |
| Answer» C. lactase | |
| 39. |
In an examination, a student secures 40% and fails by 10 marks. If he scored 50%, he would pass by 15 marks. Find the minimum marks required to pass the exam |
| A. | 100 |
| B. | 250 |
| C. | 125 |
| D. | 110 |
| Answer» E. | |
| 40. |
Allosteric enzymes are |
| A. | smaller than simple enzyme |
| B. | larger than simple enzyme |
| C. | smaller than simple enzyme but not complex |
| D. | larger and more complex than simple enzyme |
| Answer» E. | |
| 41. |
In a flag post, (1/5) is red, (1/3) is green and the rest is white. If the white part is 7 meters long, find the length of the flag post? (CTS COMPANY) |
| A. | 14 meters |
| B. | 16 meters |
| C. | 15 meters |
| D. | 20 meters |
| Answer» B. 16 meters | |
| 42. |
Automobile manufacturers are reviving up to launch a campaign designed to increase consumer --------------about the new emission control. |
| A. | education |
| B. | production |
| C. | awareness |
| D. | knowledge |
| Answer» D. knowledge | |
| 43. |
Due to a fall in manpower, the production in a factory decreases by 20%. By what percent should the working hour be increased to restore the original production? |
| A. | 0.25 |
| B. | 0.24 |
| C. | 0.35 |
| D. | 0.2 |
| Answer» B. 0.24 | |
| 44. |
A shopkeeper mixes two kinds of rice, one costing Rs35 per kg and the other Rs22.50 per kg so that the price of the mixture is Rs27.50 per kg. The ratio of first kind of rice to that of the second must be: |
| A. | 0.16875 |
| B. | 0.127777777777778 |
| C. | 2 : 3 |
| D. | 0.126388888888889 |
| Answer» D. 0.126388888888889 | |
| 45. |
The enzyme inhibition can occur by |
| A. | irreversible inhibitors |
| B. | reversible inhibitors |
| C. | None of these |
| D. | Both ( and ( |
| Answer» E. | |
| 46. |
Yeast Replicating plasmids (YRp) carry |
| A. | telomere |
| B. | centromere |
| C. | both ( and ( |
| D. | autonomously replicating sequence |
| Answer» E. | |
| 47. |
The evaporation of water from leaves is called |
| A. | cohesion |
| B. | transpiration |
| C. | pressure flow |
| D. | tension |
| Answer» C. pressure flow | |
| 48. |
The condition for successful parallel operation of transformer is |
| A. | Per unit impedance based on their rating should be equal |
| B. | Correct polarity |
| C. | All of the above |
| D. | Identical voltage and frequency rating |
| Answer» D. Identical voltage and frequency rating | |
| 49. |
Which group of land plants is most restricted to moist environments? |
| A. | Sphenophyta |
| B. | Lycophyta |
| C. | Angiosperms |
| D. | Bryophyta |
| Answer» E. | |
| 50. |
The waiter took the plates ------------after we had finishing eating. |
| A. | off |
| B. | up |
| C. | out |
| D. | away |
| Answer» E. | |