

MCQOPTIONS
Saved Bookmarks
This section includes 524 Mcqs, each offering curated multiple-choice questions to sharpen your Automata Theory knowledge and support exam preparation. Choose a topic below to get started.
1. |
Noise in an electric motor may be due to |
A. | magnetic effects |
B. | cooling air |
C. | all of the above. |
D. | bearings |
Answer» D. bearings | |
2. |
325325 is a six digit number.It is divisible by |
A. | 11 only |
B. | 7 only |
C. | all 7,11,and 13 |
D. | 13 only |
Answer» D. 13 only | |
3. |
Hersperidinase is used for |
A. | juice debittering |
B. | juice clarification |
C. | RNA reduction in fish |
D. | off flavour reduction |
Answer» C. RNA reduction in fish | |
4. |
3251 587 369 - ? = 3007 |
A. | 1300 |
B. | 1250 |
C. | 1200 |
D. | 1375 |
Answer» D. 1375 | |
5. |
The market value of a 10.5% stock, in which an income of Rs. 756 is derived by investing Rs. 9000, brokerage being 1/4%, is: |
A. | Rs. 112.20 |
B. | Rs. 108.25 |
C. | Rs. 125.25 |
D. | Rs. 124.75 |
Answer» E. | |
6. |
Two trains are running at 40 km/hr and 20 km/hr respectively in the same direction. Fast train completely passes a man sitting in the slower train in 5 seconds. What is the length of the fast train?9 |
A. | 23 2 m |
B. | 23 m |
C. | 29 m |
D. | 27 7 m 9 |
Answer» E. | |
7. |
Isozymes or iso enzymes are those enzyme which |
A. | have different structural forms but identical catalytic properties |
B. | have same structural forms |
C. | none of these |
D. | catalyses oxidation reactions |
Answer» B. have same structural forms | |
8. |
What are the macronutrients used in plant cell culture medium? |
A. | N, P, K, Ca, Cl |
B. | N, P, K, S, Na |
C. | N, P, Ca, Na, Cl |
D. | N, P, K, S, Ca |
Answer» E. | |
9. |
Which of the following statement(s) regarding enzymes, is/are false? |
A. | Enzymes provide activation energy for reactions |
B. | Enzymes are always proteins that function as catalysts |
C. | Enzymes may be used many times for a specific reaction |
D. | Enzyme activity can be regulated |
Answer» B. Enzymes are always proteins that function as catalysts | |
10. |
Quasi steady state is also known as |
A. | Briggs-Haldane approach |
B. | Michaelis Menten approach |
C. | all of the above |
D. | Pseudo steady state |
Answer» E. | |
11. |
Which of the following is known to control Colorado potato beetle? |
A. | Metarhizium anisopliae |
B. | Beaveria bassiana |
C. | Nomuraea rileyi |
D. | Verticillium lecauii |
Answer» C. Nomuraea rileyi | |
12. |
Which of the following is not a source of energy in active muscle cells? |
A. | ATP |
B. | Creatine phosphate |
C. | Glucose |
D. | Lactic acid |
Answer» E. | |
13. |
The active site of an enzyme remains |
A. | rigid and does not change shape |
B. | at the center of globular proteins |
C. | none of the above |
D. | complementary to the rest of the molecule |
Answer» B. at the center of globular proteins | |
14. |
If a reaction occurs in the absence of inhibitor with rate ν0 and in the presence of inhibitor with rate νi, the degree of inhibition is defined as |
A. | (ν0 νi)/ν0 |
B. | (ν0 - νi)/ν0 |
C. | (ν0-νi)/νi |
D. | (ν0νi)/ν0 |
Answer» C. (ν0-νi)/νi | |
15. |
Trichoderma β-glucanase is reported |
A. | to convert taste fractions of dextrins to fermentable sugars in beer |
B. | to stabilize mashing |
C. | all of the above |
D. | to convert starch to dextrin |
Answer» C. all of the above | |
16. |
The ratio of the factorial of three times a number to the product of factorial of that number and factorial of twice the number is 15. What is the number? ( ADP COMPANY) |
A. | 4 |
B. | 6 |
C. | 2 |
D. | 3 |
Answer» D. 3 | |
17. |
Pollination is the process by which plants transfer male sex cells from one plant to another. How does the nucleus of the male cell reach the female cell? |
A. | The pollen grain grows a pollen tube and the nucleus travels down the pollen tube to reach the egg cell |
B. | It travels on the legs of bees and sticks to the egg cell |
C. | None of the above |
D. | It blows in the wind |
Answer» B. It travels on the legs of bees and sticks to the egg cell | |
18. |
The slope of Lineweaver Burk plot for Michaelis Menten equation is |
A. | Km/Vmax |
B. | Vmax/Km |
C. | Km.Vmax |
D. | Km.Vmax |
Answer» B. Vmax/Km | |
19. |
In what ratio should one variety of oil at rs. 9.5 per liter be mixed with another variety at Rs. 10 per liter to gat a mixture worth Rs. 9.6 per liter? |
A. | 0.419444444444444 |
B. | 0.0444444444444444 |
C. | 2:1 |
D. | 0.167361111111111 |
Answer» C. 2:1 | |
20. |
Lysozyme |
A. | catalyses hydrolysis of α-1-4 linkages between N-acetyl muranic acid and N-acetyl glucosamine in peptideoglycan |
B. | catalyses hydrolysis of β-1-4 linkages between N-acetyl muranic acid and N-acetyl glucosamine in peptideoglycan |
C. | all of the above |
D. | catalyses hydrolysis of α-1-4 linkages between N-diacetyl muranic acid and N-diacetyl glucosamine in peptideoglycan |
Answer» C. all of the above | |
21. |
The usual method(s) to solve rate equation of simple enzyme kinetics is/are |
A. | Briggs-Haldane approach |
B. | Michaelis Menten approach |
C. | all of these |
D. | Numerical solution approach |
Answer» D. Numerical solution approach | |
22. |
The sum of first 45 natural numbers is |
A. | 1280 |
B. | 1035 |
C. | 2140 |
D. | 2070 |
Answer» C. 2140 | |
23. |
Fresh grape contains 80% water by weight whereas dry grape contains 10% water by weight. 9 kg of dry grapes will be equivalent to how many kilograms of fresh grapes if one is interested in actual quantity of grapes (that is, non-water portion)? |
A. | 81 kg |
B. | 2 kg |
C. | 40.50 kg |
D. | 20.50 kg |
Answer» D. 20.50 kg | |
24. |
The stage wise operation of adsorption is called |
A. | conventional adsorption |
B. | contact filtration |
C. | ion exchange |
D. | affinity adsorption |
Answer» C. ion exchange | |
25. |
P can complete a work in 12 days working 8 hours a day,Q can complete the same work in 8 days working 10 hours a day. If both P and Q work together, working 8 hours a day, in how many days can they complete the work? |
A. | 5x6/11 |
B. | 5x5/11 |
C. | 6x6/11 |
D. | 6x5/11 |
Answer» C. 6x6/11 | |
26. |
A plasmid can be considered as a suitable cloning vector if |
A. | it possesses a single restriction site for one or more restriction enzymes |
B. | it can be readily isolated from the cells |
C. | All of the above |
D. | insertion of foreign DNA does not alter its replication properties |
Answer» D. insertion of foreign DNA does not alter its replication properties | |
27. |
Jennifer ran from her house to school at an average speed of 6 miles per hour and returned along the same route at an average speed of 4 miles per hour. If the total time it took her to return to the school and back was one hour, how many minutes did |
A. | 18 |
B. | 16 |
C. | 24 |
D. | 20 |
Answer» D. 20 | |
28. |
Which of the following is not a part of a human chromosome in any phase? |
A. | Histone |
B. | Centriole |
C. | Centromere |
D. | Nucleosome |
Answer» C. Centromere | |
29. |
In antibiotic manufacturing processes, the fermentation time ranges from |
A. | 1-2 weeks |
B. | 2-3 weeks |
C. | 2-4 weeks |
D. | 4-5 weeks |
Answer» E. | |
30. |
The inactive protein from of enzyme is |
A. | enzyme |
B. | apoenzyme |
C. | cofactor |
D. | haloenzyme |
Answer» C. cofactor | |
31. |
Surface renewal theory predicts that the mass transfer coefficient is |
A. | inversely proportional to the square root of the molecular diffusivity |
B. | directly proportional to the square root of the molecular diffusivity |
C. | indirectly proportional to the cube root of the molecular diffusivity |
D. | directly proportional to the cube root of the molecular diffusivity |
Answer» C. indirectly proportional to the cube root of the molecular diffusivity | |
32. |
Rs. 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is: |
A. | Rs. 5000 |
B. | Rs. 4800 |
C. | Rs. 5600 |
D. | Rs. 5400 |
Answer» B. Rs. 4800 | |
33. |
Which of the following herbicide is known to be effective against perennial shrubs, annual weeds and weeds of rice? |
A. | Anisomycin |
B. | Cycloheximide |
C. | Bialaphos |
D. | Herbicidin |
Answer» C. Bialaphos | |
34. |
Which of the following is not an auxin? |
A. | Naphthalenacetic acid (NAA) |
B. | Indole acetic acid (IAA) |
C. | Indole butyric acid |
D. | zeatin |
Answer» E. | |
35. |
A circuit has a resistance of 11 W, a coil of inductive reactance 120 W, and a capacitor with a 120-W reactance, all connected in series with a 110-V, 60-Hz power source. What is the potential difference across each circuit element? |
A. | ( VR = 120 V, ( VL = VC = 2.4 kV |
B. | ( VR = 110 V, ( VL = VC = 1.2 kV |
C. | ( VR = 5.0 V, ( VL = VC = 8.0 V |
D. | ( VR = 4.8 V, ( VL = VC = 0 kV |
Answer» C. ( VR = 5.0 V, ( VL = VC = 8.0 V | |
36. |
Cells which no longer divide (such as certain specialized cells found in the human brain) remain in which phase of the cell cycle? |
A. | S phase |
B. | Prophase |
C. | Gl Phase |
D. | G0 Phase |
Answer» E. | |
37. |
α-amylase is an endo enzyme which requires |
A. | Cu |
B. | Ca |
C. | None of these |
D. | Mn |
Answer» C. None of these | |
38. |
Organic molecules that increase the rate of metabolic reactions with themselves changing are known as |
A. | enzymes |
B. | coenzymes |
C. | reactants |
D. | substrates |
Answer» B. coenzymes | |
39. |
If a winemaker wanted to make a deeply colored red wine, which of the following should not be done? |
A. | Ferment at a high temperature |
B. | Bleed off juice prior to fermenting on skins |
C. | Punch down at least once a day |
D. | Use whole clusters |
Answer» E. | |
40. |
Opines are |
A. | amino acid derivatives found in normal tissues |
B. | amino acid derivatives found in tumor tissues |
C. | none of the above |
D. | amino acid derivatives found in both normal as well as tumor tissues |
Answer» C. none of the above | |
41. |
Citrus juice debittering can be carried out using |
A. | inulinase |
B. | limoninase |
C. | None of these |
D. | anthocyanase |
Answer» C. None of these | |
42. |
Find the missing number in the series: 9, 21, 48, 105, 222, ? |
A. | 455 |
B. | 443 |
C. | 459 |
D. | 457 |
Answer» D. 457 | |
43. |
Grist is |
A. | an aqueous extract of malt |
B. | coarse powder obtained after milling of malted barley |
C. | coagulated protein obtained during boiling |
D. | malted barley |
Answer» C. coagulated protein obtained during boiling | |
44. |
From 8 teachers and 10 students a committee of 6 is to be formed. How many will have at least 4 teachers in that committee? ( ADP COMPANY) |
A. | 3710 |
B. | 3638 |
C. | 3738 |
D. | 3234 |
Answer» D. 3234 | |
45. |
The proteins that forms the walls of the microtubules are |
A. | tubulin |
B. | actin |
C. | hydroxyproline |
D. | pectin |
Answer» B. actin | |
46. |
When an enzyme is functioning at Vmax, the rate of the reaction is limited by |
A. | the number of substrate molecules in the reaction |
B. | the number of collisions between enzyme and substrate |
C. | the rate at which the enzyme can convert substrate to product |
D. | the concentration of the substrate |
Answer» D. the concentration of the substrate | |
47. |
A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train is: |
A. | 50 m |
B. | 45 m |
C. | 72 m |
D. | 54 m |
Answer» B. 45 m | |
48. |
The sum of all two digit numbers divisible by 5 is: |
A. | 1245 |
B. | 1035 |
C. | 945 |
D. | 1230 |
Answer» D. 1230 | |
49. |
Which one of the following is true about Yeast Episomal plasmids (YEp) vectors? |
A. | Has a origin of replication and rep genes |
B. | Allows transformation by using crossing over |
C. | Carries centromere and telomere sequences |
D. | Carries autonomously replicating sequence |
Answer» B. Allows transformation by using crossing over | |
50. |
What is the probability of throwing two dice in one toss so that they total 11? |
A. | (1/11) |
B. | (1/6) |
C. | (1/20) |
D. | (1/18) |
Answer» E. | |