Description : Which of the following material is sterilized by heating at 160°C in a hot air oven for one hour? A.Swab sticks B.All-glass syringes C.Oils and jellies D.All of these
Last Answer : D.All of these
Description : Ethylene oxide can be used toa. Kill Bacterial Spores. b. Clean Wounds. c. Sanitize Work Surfaces. d. Treat Water Supplies.
Last Answer : a. Kill Bacterial Spores.
Description : The initial setting time of hydraulic lime, is (A) 30 minutes (B) 60 minutes (C) 90 minutes (D) 120 minutes
Last Answer : Answer: Option D
Description : The initial setting time of lime-pozzolana, is (A) 30 minutes (B) 60 minutes (C) 90 minutes (D) 120 minutes
Description : the time taken to plough one acre farm with 35 hp tractor is : A)60 minutes b)75 minutes C)90 minutes d)120 minutes
Last Answer : b)75 minutes
Description : Suitable method of sterilization of powders is - - - - - - - - A Autoclaving B Hot Air Oven C UV radiation D Gaseous
Last Answer : B Hot Air Oven
Description : Sterilization potency of which of the following method is highest? A Filtration B Hot Air oven C Ultra sound waves D Autoclaving
Last Answer : D Autoclaving
Description : In a paging system, it takes 30 ns to search translation Look-aside Buffer (TLB) and 90 ns to access the main memory. If the TLB hit ratio is 70%, the effective memory access time is: (1) 48 ns (2) 147 ns (3) 120 ns (4) 84 ns
Last Answer : Answer: 2
Description : Prophylaxis antibiotic for anthrax is given to people with symptoms who have been in a defined hot zone for a period of a) 60 days. Those with symptoms who have been in the hot zone should ... . Those with symptoms who have been in the hot zone should be given 60 days of prophylactic antibiotic
Last Answer : a) 60 days. Those with symptoms who have been in the hot zone should be given 60 days of prophylactic antibiotic. The aim of prophylaxis is to assure that if spores were ... of mediastinal lymph node involvement should be treated with intravenous antibiotics and respiratory support, if needed.
Description : _____ causes a disease from spores in the soil in the desert southwest. a. Pneumocystis jiroveci b. Coccidioides immitis c. Aspergillus d. Cryptococcus neoformans
Last Answer : b. Sporothrix schenkii
Description : Which of the following terms best fits the destruction of all living micobes, spores and viruses. a. Sanitization b. Sterilization c. Aseptic Technique d. Pasteurization
Last Answer : b. Sterilization
Description : An organism in the Deuteromycota has all the following except A.asexual spores B.absorptive nutrition C.ascospores, basidiospores or zygospores D.a nucleus
Last Answer : C.ascospores, basidiospores or zygospores
Description : A mycelium describes A- saclike structure where fungal spores are produced B- single fungal strand made up of a long chain of cells C- interwoven mass of numerous hyphae D- none of the above
Last Answer : interwoven mass of numerous hyphae
Description : An organism in the Deuteromycota has all the following except A-asexual spores B- absorptive nutrition C- ascospores, basidiospores or zygospores D-a nucleus
Last Answer : ascospores, basidiospores or zygospores
Description : Fungi in the division Deuteromycota are characterized by the fact that A- they only reproduce sexually B- they form sexual spores called deuterospores C- they are incapable of sexual reproduction D- a method of sexual reproduction has not been identified
Last Answer : a method of sexual reproduction has not been identified
Description : After how many days of absence from Parliament without permission can a M.P. be disqualified? (1) 30 days (2) 60 days (3) 90 days (4) 120 days
Last Answer : (2) 60 days Explanation: The Constitution provides for disqualification of a Member of Parliament (MP) if he/she is absent continuously for 60 days from the Lok Sabha or the Rajya Sabha without permission.
Last Answer : (2) 60 days Explanation: The Constitution provides for disqualification of a Member of Parliament (MP) if he/she is absent continuously for 60 days from the Lok Sabha or the Rajya Sabha without permission. Hence MPs submit leave applications when they are absent for a longer period of time.
Description : The distance between node and adjacent antinodes is 30 cm. The wavelength is - (1) 30 cm. (2) 90 cm. (3) 120 cm. (4) 60 cm.
Last Answer : (4) 60 cm. Explanation: A node is a point along a standing wave where the wave has minimal amplitude. The opposite of a node is an anti-node, a point where the amplitude of the standing wave is a maximum.
Description : Assuming a standard 60 Hz. input to the circuit shown in the illustration, the ripple frequency would be ____________. EL-0085 A. 30 Hz B. 60 Hz C. 90 Hz D. 120 Hz
Last Answer : Answer: D
Description : What is the intensity of sound in normal conversation? (a) 10-20 dB (b) 30-60 dB (c) 70-90 dB (d) 120-150 dB
Last Answer : b) 30-60 dB
Description : In India, which one of the following should be considered the right combination of the age in days and live body weight in kg for a lamb for its weaning ? (A) 20 days to 30 days and 6 kg to 7 kg (B) 45 days to 60 ... (D) 75 days to 90 days and 12 kg to 15 kg (E) 55 days to 70 days and 9 kg to 11 kg
Last Answer : (C) 105 days to 120 days and 18 kg to 21 kg
Description : The APO shall submit its nominations with complete documentation to the Commission not later than ______ prior to the expiry of the term of an incumbent chairman or member. a. 30 days b. 60 days c. 90 days d. 120 days
Last Answer : 60 days
Description : The intrinsic angle of the wave with a loss angle of 60 is a) 120 b) 60 c) 90 d) 30
Last Answer : d) 30
Description : The distance between node and adjacent antinode is 30 cm. The wavelength is (1) 30 cm. (2) 90 cm. (3) 120 cm. (4) 60 cm.
Last Answer : 60 cm.
Description : P and Q finished a work in 36 days; Q and R can do it in 60 days; P and R can do it in 45 days. In what time can P alone do it. a) 30 days b) 60 days c) 90 days d) 120 days
Last Answer : B (P+Q)'s 1 day work = 1/36 ---1 (Q+R)'s 1 day work = 1/60 ----2 (P+R)'s 1 day work = 1/45 ----3 Adding 1 & 2 & 3 we get 2(P+Q+R)'s 1 day work = 1/36 + 1/60+ 1/45 =(5+3+4)/180 = 12/ ... +R)'s 1 day work - (Q+R)'s 1 days work = 1/30 - 1/60 = 2-1/60 = 1/60 P alone can do the work in 60 days.
Description : The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than (A) 30 minutes (B) 40 minutes (C) 60 minutes (D) 90 minutes
Last Answer : Answer: Option A
Description : The most suitable pore size for bacterial filtration in a membrane filter is ------- A 0.22 mm B 0.45 nm C 0.22 µm D 30 µm
Last Answer : C 0.22 µm
Description : .If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in thesame time, what is the phenol coefficient of the test compound? A- 1 B- 5 C- .10 D- .50
Last Answer : .10
Description : Before bacterial cells are simple stained and observed with the light microscope, they must be a. Smeared on a slide. b. Heat fixed. c. Air dried. d. All the above (A—C) are correct.
Last Answer : d. All the above (A—C) are correct.
Description : What is the setting for most autoclaves?a. 121oC at 15 psi for 15-30 minutes b. 100oC at 10 psi for 10-20 minutes c. 110oC at 21 psi for 20-30 min d. 150oC at 20 psi for 10-15 minutes
Last Answer : a. 121oC at 15 psi for 15-30 minutes
Description : One mg of Lycopodium spores used in quantitative microscopy contains an average of (A) 94,000 spores (B) 92,000 spores (C) 90,000 spores (D) 91,000 spores
Last Answer : (A) 94,000 spores
Description : It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is? a) 2 : 3 b) 3: 2 c) 3 : 4 d) 4 : 3 e) None of these
Last Answer : Let the speed of the train be x km/hr and that of the car be y km/hr. Then, 120/x+480/y= 8 1/x+4/y=1/15 ....(i) And, 200/x+400/y=25/3 1/x+2/y=1/24 ....(ii) Solving (i) and (ii), we get: x = 60 and y = 80. Ratio of speeds = 60 : 80 = 3 : 4. Answer: c)
Description : In a single threaded worm and worm wheel the number of teeth on the worm wheel is 60. The diameter of the effort wheel is 12 cm and that of load drum is 8 cm. The velocity ratio will be a.90 b.120 c.60 d.45 e.107 dynes
Last Answer : a. 90
Description : In a single threaded worm and worm wheel the number of teeth on the worm wheel is 80. The diameter of the effort wheel is 12 cm and that of load drum is 8 cm. The velocity ratio will be a.60 b.45 c.120 d.107 dynes e.90
Last Answer : c. 120
Description : What will be the frequency of a three-phase, six pole, AC generator operating at 1800 revolutions per minute? A. 60 hertz B. 90 hertz C. 120 hertz D. 180 hertz
Last Answer : Answer: B
Description : Maximum allowable noise exposure limits for a man working for 8 hours a day in a noisy chemical plant is about __________ decibels. (A) 20 (B) 60 (C) 90 (D) 120
Last Answer : (C) 90
Description : The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. (A) 60 (B) 90 (C) 105 (D) 120
Last Answer : (B) 90
Description : Out of 5 women and 4 men, a committee of three members is to be formed in such a way that at least one member is woman. In how many different ways can this be done? 1) 60 2) 100 3) 120 4) 90 5) 80
Last Answer : 5) 80
Description : Revenue from services with duration of not more than……….. days to be recognized when rendering of services under contract is completed or substantially complted. a) 60 days b) 90 days c) 120 days d) 180 days
Last Answer : b) 90 days
Description : A suspected case of poisoning has been brought to the casualty with weakness, fainting, involuntary passage of urine and stools, profuse sweating, salivation, watering from nose and eyes. His pulse ... likely type of poisoning: A. Belladonna B. Barbiturate C. Anticholinesterase D. Dicophane (DDT
Last Answer : C. Anticholinesterase
Description : A suspected case of poisoning has been brought to the casualty with weakness, fainting, involuntary passage of urine and stools, profuse sweating, salivation, watering from nose and eyes. His pulse ... likely type of poisoning: A. Belladonna B. Barbiturate C. Anticholinesterase D. Dicophane (DDT)
Description : The missing number in the series 40, 120, 60, 180, 90, ?, 135 is (A) 110 (B) 270 (C) 105 (D) 210
Description : Temperature of coke oven gas just before entering into saturator (for recovery of NH3 ) is about __________ °C. (A) 30 (B) 65 (C) 120
Last Answer : (B) 65
Description : n a chemical factory where dyes are made, wet cake at 30 OC consisting of 60% moisture is put in a dryer to obtain an output having only 5% moisture, at atmospheric pressure. In each batch about 120 ... dryer and the dryer efficiency is 80%. Latent heat of steam at 4 kg/cm2 is 520 kcal/kg.
Last Answer : Given that Qty of material dried per batch - 120 Kgs Moisture at inlet - 60% a. The quantity of moisture removed per batch. Water quantity in a wet batch - 120 x 0.6 = 72 Kgs. Quantity of bone dry ... - 48/0.95 = 50.5 Kgs. Equivalent water in a dry batch - 50.5 - 48 = 2.5 Kgs.
Description : In the process of freeze drying, a dense cell suspension is placed in small vials and is frozen at A- 60 to -78°C B- 20 to -30°C C- 30 to -48°C D- 48 to -58°C
Last Answer : - 60 to -78°C
Description : Fibrinolytic therapy is based on activation of plasminogen, the inactive proteolytic enzyme of plasma that binds to fibrin during the formation of thrombosis. Activation of plasminogen to plasmin results ... TPA all exceed 30 minutes d. Streptokinase is significantly cheaper than urokinase or TPA
Last Answer : Answer: a, b, d Streptokinase is a bacterial protein produced by group C b-hemolytic streptococci. It is therefore antigenic in humans and can be associated with allergic reaction in ... one agent over the other. Streptokinase however, is markedly less expensive than either urokinase or TPA
Description : The angle at which the wave must be transmitted in air media if the angle of reflection is 45 degree is a) 45 b) 30 c) 60 d) 90
Last Answer : a) 45
Description : Find the acceptance angle of a material which has a numerical aperture of 0.707 in air. a) 30 b) 60 c) 45 d) 90
Last Answer : c) 45
Description : Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is (A) 90 (B) 60 (C) 45 (D) 30
Last Answer : (B) 60
Description : A light ray traveling in benzene strikes the benzene-air surface at the critical angle. The angle of refraction of the light ray is: w) 30 degrees x) 60 degrees y) 90 degrees z) 180 degrees
Last Answer : ANSWER: Y -- 90 DEGREES