The modern refrigerator is set at _____ to provide a suitable
environment for preserving food without destroying appearance, or
taste.
a. 30°F
b. 35°F
c. 40°F
d. 45°F
e. 50°F

1 Answer

Answer :

c. 40°F

Related questions

Description : Low temperature regime in summer which stops growth of mango is : a. 35°F b. 30°F c. 20°F d. 18°F

Last Answer : 18°F

Description : The process of destroying pathogens on an object is _____. a. Disinfection b. Sanitization c. Sepsis d. Antiseptic

Last Answer : a. Disinfection

Description : When is ionizing radiation used to sterilize? a. To Sterilize Vitamins b. For Preserving Foods c. To Sterilize Hormones d. To Sterilize Antibiotics e. All The Above

Last Answer : e. All The Above

Description : As shown in the illustration, which set of conditions, evident to the operator and the 'setpoint module' respectively, will result in a high exhaust temperature alarm on the 'starboard main engine'? EL-0094 A. 50°F and 3.3 volts B. 180°F and 6.0 volts C. 750°F and 0-10 volts D. 900°F and 7.5 volts

Last Answer : Answer: D

Description : When the Exxon Valdez oil spill occurred, technologists "fertilized" the oil-soaked water with _____ to modify the environment and stimulate he growth of naturally occurring microorganisms. a. nitrogen sources (e.g., urea) b. phosphorus compounds c. other mineral nutrients d. A-C above are correct

Last Answer : d. A-C above are correct

Description : Bacterial species in fish are naturally adapted to the cold environment in which most fish live and thus, _____ will not affect them; _____ is preferred. a. heating, cooking b. cooling, refrigeration c. warming, boiling d. cooling, freezing

Last Answer : d. cooling, freezing

Description : A disease in which the agent is acquired directly from the environment and is not transmissible is a/an _____ disease. a. Local b. Secondary c. Noncommunicable d. Acute

Last Answer : b. Secondary

Description : Clostridium tetani grows in a/an _____ environment. a. Acidic b. Anaerobic c. High Oxygen d. Aerobic

Last Answer : b. Borrelia

Description : A bacterial cell that is transformed _____. a. Cannot Form A Conjugation Pilus. b. Has Undergone A Frameshift Mutation. c. Has Acquired Dna From The Environment. d. Will Probably Die Within 24 Hours.

Last Answer : c. Has Acquired Dna From The Environment.

Description : During the process of lysogeny _____. a. Phage DNA Integrates Into The Bacterial Chromosome. b. A Bacterium Acquires DNA From The External Environment. c. Competent Cells Receive Plasmids. d. New Phage Particles Are Assembled In The Host Bacterium.

Last Answer : a. Phage DNA Integrates Into The Bacterial Chromosome.

Description : Explain the pro-active approach adopted by the National Thermal Power Corporation (NTPC) for preserving the natural environment and resources. -SST 10th

Last Answer : Pro-active approach by NTPC: 1. Optimum utilization of equipment by using latest technologies and upgrading the existing ones. 2. Waste generation has been minimized by maximum utilization of ash ... pollution has been reduced by measures like ash pond management, ash water recycling, and liquid

Description : Explain the pro-active approach adopted by the National Thermal Power Corporation (NTPC) for preserving the natural environment and resources. -SST 10th

Last Answer : The pro-active approach adopted by the National Thermal Power Corporation(NTPC) for preserving the natural environment: (i) Optimum utilisation of equipment adopting latest techniques and upgrading ... (v) Ecological monitoring, reviews and online database management for all its power stations.

Description : The primary function of the feathers in birds is to A. Provide insulation for preserving body heat B. Provide striking surface to the wings for flying C. Make the body surface waterproof D. Impart colouration for species as well as sex recognition

Last Answer : ANSWER: B

Description : The primary function of the feathers in birds is to -----? A. Provide insulation for preserving body heat B. Provide striking surface to the wings for flying (Answer) C. Make the body surface waterproof D. impart coloration for species as well as sex recognition

Last Answer : B. Provide striking surface to the wings for flying (Answer)

Description : Virus infected cells produce a set of cytokine proteins called _____ that "alert" surrounding cells to the viral threat. a. Interleukin-1 (IL-1) b. Interferon. c. Toll Like Receptors (TLR) d. Acute Phase Proteins

Last Answer : b. Interferon.

Description : Antigens that bind directly to MHC proteins without any processing are known as _____. a. epitopes b. haptens c. superantigens d. naïve cells

Last Answer : c. superantigens

Description : The majority of bacterial species that cause foodborne and waterborne illnesses in humans are _____. a. Gram-Negative Rods b. Gram-Negative Cocci c. Gram-Positive Rods d. Rods Without A Wall

Last Answer : a. Gram-Negative Rods

Description : The majority of bacterial species that cause foodborne and waterborne illnesses in humans are _____. a. Gram-Negative Rods b. Gram-Negative Cocci c. Gram-Positive Rods d. Rods Without A Wall

Last Answer : a. Gram-Negative Rods

Description : Facultative anaerobes can live with or without _____ gas. a. carbon dioxide b. hydrogen c. nitrogen d. oxygen

Last Answer : d. oxygen

Description : The technique called Gamete Intra Fallopian Transfer (GIFT) is recommended for those females (a) who cannot produce an ovum (b) who cannot retain the fetus inside uterus (c) whose cervical ... narrow to allow passage for the sperms (d) who cannot provide suitable environment for fertilisation.

Last Answer : (a) who cannot produce an ovum

Description : Many cases of _____ have been related to raw oysters. a. botulism b. cholera c. typhoid d. food poisoning

Last Answer : b. cholera

Description : Spoiled food can be caused from _____. a. enterotoxins in food b. contaminating microorganisms from the air c. human food handling d. A-C are correct

Last Answer : d. A-C are correct

Description : Organisms that practice heterotrophy are able to synthesize their own food from _____. a. light b. simple carbon sources c. carbon monoxide d. oxygen gas

Last Answer : b. simple carbon sources

Description : What are the ideal conditions for preserving food?

Last Answer : Flash freezing in liquid nitrogen and then hyper-low-temp storage would probably keep it edible indefinitely.

Description : What are different methods of preserving food? 

Last Answer : Pasteurization: - i) This method is used to preserve milk and is discovered by Louis Pasteur. ii) In this process milk is heated to 71 C and then cooled rapidly. iii) The bacteria ... ii) Then food is sealed in metallic container. iii) Hence food is safe from contamination. 

Description : Which of the following is an advantage of food processing? A. Availability of seasonal food throughout the year B. Removal of toxins and preserving food for longer C. Adds extra nutrients to some food items D. All of the above

Last Answer : D. All of the above

Description : Who is considered to be the father of modern taxonomy? a. Woese b. Whittaker c. Haeckel d. Linnaeus

Last Answer : a. Woese

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 : 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 : Royce Sachet is suitable indicator for _ _ _ _ _ _ _ _ A Formaldehyde B Β-propiolactone C Isopropyl alcohol D Ethylene oxide

Last Answer : D Ethylene oxide

Description : Competence refers to a bacterial cell's ability to a. Take Up DNA Fragments From The Environment. b. Be Infected By A Transducing Phage. c. Produce A Protein Product From An Engineered Gene. d. Undergo Conjugation With An F+ Cell.

Last Answer : a. Take Up DNA Fragments From The Environment.

Description : The term used for acquisition of naked DNA from its environment and its incorporation in their genome by a bacterium is A.transformation B.lysogenic conversion C.conjugation D.transduction

Last Answer : A.transformation

Description : T cell receptors (or TCR) on CD4+ T cells A.recognize peptides not associated with MHC molecules  B.recognize peptides associated with MHC class I molecules  C.recognize peptides associated with MHC class II molecules  D.are secreted out into the environment to bind antigens

Last Answer : C.recognize peptides associated with MHC class II molecules

Description : A quorum sensing system A- .detects a signal from the external environment B- B.senses a compound produced by the bacterium itself C- consists of a sensor component that phosphorylates a regulatory protein D- .controls the activity of ribosomes directly

Last Answer : B.senses a compound produced by the bacterium itself

Description : A quorum sensing system A- .detects a signal from the external environment B- B.senses a compound produced by the bacterium itself C- consists of a sensor component that phosphorylates a regulatory protein D- .controls the activity of ribosomes directly

Last Answer : B.senses a compound produced by the bacterium itself

Description : cell receptors (or TCR) on CD4+ T cells A-recognize peptides not associated with MHC molecules B- recognize peptides associated with MHC class I moleculesC- recognize peptides associated with MHC class II molecules D- are secreted out into the environment to bind antigens

Last Answer : recognize peptides associated with MHC class II molecules

Description : n lysogeny, A- a bacteriophage transfers bacterial DNA B- bacteria take up double stranded DNA from the environment C- DNA-degrading enzymes in the extracellular medium would stop the process D- a bacteriophage genome is integrated into the bacterial genome

Last Answer : a bacteriophage genome is integrated into the bacterial genome

Description : The term used for acquisition of naked DNA from its environment and its incorporation in theirgenome by a bacterium is A- transformation B- lysogenic conversion C- conjugation D- .transduction

Last Answer : transformation

Description : The term used for acquisition of naked DNA from its environment and its incorporation in their A- transformation B- lysogenic conversion C- conjugation D- transduction

Last Answer : transformation

Description : What is the function of the cell envelope? a. growth and reproduction b. protection from osmotic pressure c. sensing and responding to the environment d. acquiring nutrients

Last Answer : b. protection from osmotic pressure

Description : Intracellular organization in bacterial and archaeal species is centered a. Compartmentation of metabolism. b. Growth and reproduction. c. Sensing and responding to environment. d. All the above (A—C) are correct.

Last Answer : d. All the above (A—C) are correct.

Description : By programmable machine we mean A) computers B) modern television C) washing machines D) anything that can be set to perform different tasks with suitable programs

Last Answer : Answer : A

Description : Rhizobium fixes nitrogens in the roots of _____, so they don't need to be fertilized; in fact they add nitrogen to the soil. a. corn b. legumes c. wheat d. grasses e. oats

Last Answer : b. legumes

Description : Some scientists‘ estimate that in nature, _____ of all microbial activities occur in biofilms. a. 0.25 b. 0.33 c. 0.45 d. 0.6 e. 0.99

Last Answer : e. 0.99

Description : The _____ is the most commonly infected region of the respiratory tract. a. Lungs b. Bronchi c. Throat d. Nose e. Tonsils

Last Answer : d. Nose

Description : one way to get a pure culture is by using _____. a. Aseptic technique b. Pour-plate method c. Streak-plate method d. A and C e. B and C

Last Answer : d. A and C

Description : An example of an anaerobe that causes disease in humans is _____. Clostridium a. E.coli b. Salmonella c. Pseudomonas

Last Answer : a. E.coli

Description : An attenuated vaccine is one that a. Can provide life-long immunity. b. Contains live microbes or viruses. c. Is closest to the natural pathogens. d. All the above (a-c) are correct.

Last Answer : d. All the above (a-c) are correct.

Description : Intracellular enzymes A-synthesize cellular material only B- .synthesize cellular material and perform catabolic reaction C- synthesize cellular material and perform anabolic reaction D- only provide energy to the cell

Last Answer : .synthesize cellular material and perform catabolic reaction

Description : How do I lighten my hair without destroying it completely?

Last Answer : answer:Can you do highlights so you aren't bleaching all of your hair? I would have a professional do it to get a good color. Bleaching from black you could wind up with a highlight color you don't like. ... go very dark use semi-permanent dye, so if you hate it, it will mostly wash out in a month.