Why would bacteria not grow on an agar plate treated with a disinfectant?

Why would bacteria not grow on an agar plate treated with a disinfectant?
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.Bacteria having no flagella are unable to A- move B- reproduce C- stick to tissue surfaces D- grow in nutrient agar

Description : .Bacteria having no flagella are unable to A- move B- reproduce C- stick to tissue surfaces D- grow in nutrient agar

Last Answer : move

What would happen to plate poured with agar that is too hot or cool?

Description : What would happen to plate poured with agar that is too hot or cool?

Last Answer : We Wouldn't Survive

Which one of the following is NOT part of the streak-plate method? a. Making four sets of streaks on a plate. b. Diluting a mixed culture in molten agar. c. Using a mixed culture. d. Using a sterilized loop.

Description : Which one of the following is NOT part of the streak-plate method? a. Making four sets of streaks on a plate. b. Diluting a mixed culture in molten agar. c. Using a mixed culture. d. Using a sterilized loop.

Last Answer : b. Diluting a mixed culture in molten agar.

Agar is used for solidifying culture media because A-it does not affect by the growth of bacteria B-it does not add to the nutritive properties of the medium C-the melting and solidifying points of agar solution are not the same D-all of the above

Description : Agar is used for solidifying culture media because A-it does not affect by the growth of bacteria B-it does not add to the nutritive properties of the medium C-the melting and solidifying points of agar solution are not the same D-all of the above

Last Answer : all of the above

Agar – Agar is obtained from – (a) Fungi (b) Algae (c) Moss (d) Bacteria

Description : Agar – Agar is obtained from – (a) Fungi (b) Algae (c) Moss (d) Bacteria

Last Answer : (b) Algae 

Which of the following is one of the commercial products obtained from Gelidium and Gracilaria and are used to grow microbes and in preparations of icecreams and jellies? (1) Agar (2) Chlorella (3) Spirullina (4) Gymnosperms

Description : Which of the following is one of the commercial products obtained from Gelidium and Gracilaria and are used to grow microbes and in preparations of icecreams and jellies? (1) Agar (2) Chlorella (3) Spirullina (4) Gymnosperms

Last Answer : (1) Agar Explanation: Agar, one of the commercial products obtained from Gelidium and Gracilaria are used to grow microbes and in preparations of ice-creams and jellies.

What is disinfectant ?

Description : What is disinfectant ?

Last Answer : Chemicals that destroy harmful germs when used on inert matter are called disinfectants. It is harmful to human body tissues. This is why it is used to disinfect inert matter. For example, fennel is used as disinfectant to disinfect sewers , floors , bathrooms, etc.

Autoclave On the machine How much? Degree She . At temperature Disinfectant To do Is it

Last Answer : Autoclave On the machine 121 degrees At temperature Disinfectant To do Is.

Which disinfectant cannot be used in drinking water?

Description : Which disinfectant cannot be used in drinking water?

Last Answer : Which disinfectant cannot be used in drinking water? A. Chlorine B. Ozone C. Chloramine D. Phenyl

Are Spores harmed by disinfectant heat or cold?

Description : Are Spores harmed by disinfectant heat or cold?

Last Answer : Yes, potentially all 3 could harm spores.

Are Spores harmed by disinfectant heat or cold?

Description : Are Spores harmed by disinfectant heat or cold?

Last Answer : Yes, potentially all 3 could harm spores.

A dark purple compound used as an antiseptic and disinfectant is (a) Potassium nitrate (b) Sodium thiosulphate (c) Potassium permanganate (d) Calcium phosphate

Description : A dark purple compound used as an antiseptic and disinfectant is (a) Potassium nitrate (b) Sodium thiosulphate (c) Potassium permanganate (d) Calcium phosphate

Last Answer : Ans:(c)

Penicillin is widely used as – (1) an antiseptic (2) a disinfectant (3) an antibiotic (4) an insecticide

Description : Penicillin is widely used as – (1) an antiseptic (2) a disinfectant (3) an antibiotic (4) an insecticide

Last Answer : (3) an antibiotic Explanation: Penicillin V is an antibiotic in the penicillin group of drugs. It fights bacteria in your body.

Ultraviolet rays can be used in water treatment as – (1) Flocculator (2) Precipitator (3) Hydrolyser (4) Disinfectant

Description : Ultraviolet rays can be used in water treatment as – (1) Flocculator (2) Precipitator (3) Hydrolyser (4) Disinfectant

Last Answer : (4) Disinfectant Explanation: UV radiation can be an effective viricide and bactericide. Disinfection using UV radiation is commonly used in wastewater treatment applications and is finding an increased usage in drinking water treatment.

KMnO4 can be used as a/an - (1) insecticide (2) fertiliser (3) pesticide (4) disinfectant

Description : KMnO4 can be used as a/an - (1) insecticide (2) fertiliser (3) pesticide (4) disinfectant

Last Answer : (4) disinfectant Explanation: Potassium permanganate is an inorganic chemical compound with the formula KMnO4. As an oxidant, potassium permanganate can act as an antiseptic. For example, dilute solutions ... infections of the hands or feet. It is used extensively in the water treatment industry.

KMnO4 can be used as – (1) Insecticide (2) Fertilizer (3) Pesticide (4) Disinfectant

Description : KMnO4 can be used as – (1) Insecticide (2) Fertilizer (3) Pesticide (4) Disinfectant

Last Answer : (4) Disinfectant Explanation: Potassium permanganate is an inorganic chemical compound with the formula KMnO4. As an oxidant, potassium permanganate can act as an antiseptic. For example, dilute ... of the hands or feet. Potassium permanganate is used extensively in the water treatment industry.

A gas used as a disinfectant in drinking water is - (1) Hydrogen (2) Oxygen (3) Fluorine (4) Chlorine

Description : A gas used as a disinfectant in drinking water is - (1) Hydrogen (2) Oxygen (3) Fluorine (4) Chlorine

Last Answer : (4) Chlorine Explanation: Water chlorination is the process of adding chlorine or chlorine compounds such as sodium hypochlorite to water.

Bleaching powder is used in drinking water as a/an – (1) disinfectant (2) antibiotic (3) antiseptic (4) coagulant

Description : Bleaching powder is used in drinking water as a/an – (1) disinfectant (2) antibiotic (3) antiseptic (4) coagulant

Last Answer : (1) disinfectant Explanation: Bleach refers to a number of chemicals which remove colour, whiten or disinfect, often via oxidation. Bleaches are used as household chemicals to whiten clothes and ... to control bacteria, viruses and algae and in any institution where sterile conditions are needed.

Which element is used as a disinfectant; as a bleaching agent and to purify water?

Description : Which element is used as a disinfectant; as a bleaching agent and to purify water?

Last Answer : Chlorine

Give an example of a chemical substance which can act both as an antiseptic and disinfectant.

Description : Give an example of a chemical substance which can act both as an antiseptic and disinfectant.

Last Answer : Ans. Phenol. 

Peat moss is used as a packing material for sending flowers and live plants to distant places because (a) it serves as a disinfectant (b) it is easily available (c) it is hygroscopic (d) it reduces transpiration.

Description : Peat moss is used as a packing material for sending flowers and live plants to distant places because (a) it serves as a disinfectant (b) it is easily available (c) it is hygroscopic (d) it reduces transpiration.

Last Answer : b) it is easily available

Which of the following is the most widely used disinfectant in water treatment? (A) Chlorine (B) Irradiation of water by ultraviolet light (C) Cation exchanger (D) Coagulation

Description : Which of the following is the most widely used disinfectant in water treatment? (A) Chlorine (B) Irradiation of water by ultraviolet light (C) Cation exchanger (D) Coagulation

Last Answer : (A) Chlorine

The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant? (A) Chlorine (B) Alkalis (C) Benzene hexachloride (D) Alkyl benzene sulphonate (ABS)

Description : The destruction of water-borne pathogens is termed as disinfection of water. Which of the following is a water disinfectant? (A) Chlorine (B) Alkalis (C) Benzene hexachloride (D) Alkyl benzene sulphonate (ABS)

Last Answer : (A) Chlorine

Freon-12, CCl2F2, is used as a (a) Local anesthetic (b) Dry-cleaning agent (c) Refrigerant (d) Disinfectant

Description : Freon-12, CCl2F2, is used as a (a) Local anesthetic (b) Dry-cleaning agent (c) Refrigerant (d) Disinfectant

Last Answer : Refrigerant

A substance produced by a living organism and capable of anti￾microbial activity is called a/an (A) Antibiotic (B) Antiseptic (C) Disinfectant (D) None of these

Description : A substance produced by a living organism and capable of anti￾microbial activity is called a/an (A) Antibiotic (B) Antiseptic (C) Disinfectant (D) None of these

Last Answer : (A) Antibiotic

All the following are chemical parameters considered when selecting an antiseptic or disinfectant except: a. Dehydration. b. Temperature. c. Stability. d. Ph

Description : All the following are chemical parameters considered when selecting an antiseptic or disinfectant except: a. Dehydration. b. Temperature. c. Stability. d. Ph

Last Answer : b. Temperature.

Main use of hydrazine is (A) As a rocket fuel (B) In water treatment (C) As a disinfectant (D) As fire retardant

Description : Main use of hydrazine is (A) As a rocket fuel (B) In water treatment (C) As a disinfectant (D) As fire retardant

Last Answer : (A) As a rocket fuel

Alum is a (A) Coagulant (B) Flocculent (C) Catalyst (D) Disinfectant

Description : Alum is a (A) Coagulant (B) Flocculent (C) Catalyst (D) Disinfectant

Last Answer : (A) Coagulant

The most ideal disinfectant used for drinking water throughout the world, is (A) Alum (B) Lime (C) Chlorine (D) Nitrogen

Description : The most ideal disinfectant used for drinking water throughout the world, is (A) Alum (B) Lime (C) Chlorine (D) Nitrogen

Last Answer : (C) Chlorine

common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganat

Description : common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganat

Last Answer : Option D

A common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganate

Description : A common disinfectant used in village wells for disinfection of water is (A) Free chlorine (B) Bromine (C) Iodine (D) Potassium permanganate

Last Answer : Option D

Which is TRUE about disinfectant solutions:** A. It destroys all pathogenic micro organism including high resistant B. It reduces the number of micro organism to a non infective level C. It kills all pathogens but not spores.

Description : Which is TRUE about disinfectant solutions:** A. It destroys all pathogenic micro organism including high resistant B. It reduces the number of micro organism to a non infective level C. It kills all pathogens but not spores.

Last Answer : B. It reduces the number of micro organism to a non infective level

442.Which is TRUE about disinfectant solutions:** A. It destroys all pathogenic micro organism including high resistant B. It reduces the number of micro organism to a non infective level C. It kills all pathogens but not spores.

Description : 442.Which is TRUE about disinfectant solutions:** A. It destroys all pathogenic micro organism including high resistant B. It reduces the number of micro organism to a non infective level C. It kills all pathogens but not spores.

Last Answer : B. It reduces the number of micro organism to a non infective level

Which of the following relieves pain ? (1) Antibiotics (2) Analgesic (3) Antipyretic (4) Disinfectant

Description : Which of the following relieves pain ? (1) Antibiotics (2) Analgesic (3) Antipyretic (4) Disinfectant

Last Answer : Analgesic

Ultraviolet rays can be used in water treatment as (1) Flocculator (2) Precipitator (3) Hydrolyser (4) Disinfectant

Description : Ultraviolet rays can be used in water treatment as (1) Flocculator (2) Precipitator (3) Hydrolyser (4) Disinfectant

Last Answer : Disinfectant

KMnO4 can be used as a/an (1) insecticide(2) fertiliser (3) pesticide (4) disinfectant

Description : KMnO4 can be used as a/an (1) insecticide(2) fertiliser (3) pesticide (4) disinfectant

Last Answer : disinfectant

Bleaching powder is used in drinking water as a/an (1) disinfectant (2) antibiotic (3) antiseptic (4) coagulant

Description : Bleaching powder is used in drinking water as a/an (1) disinfectant (2) antibiotic (3) antiseptic (4) coagulant

Last Answer : disinfectant

Why isn't agar agar more popular?

Description : Why isn't agar agar more popular?

Last Answer : I think it depends on people's preferences in each country. What I can say is that agar agar is not really as popular as jelly/jello(less commercialized) even though we discover it first. I myself, ... it's smoother and less chemical than jelly. And yes,I really hate the rubberiness' of jelly.

What is agar-agar? -Biology

Description : What is agar-agar? -Biology

Last Answer : answer:

$ Agar-agar is a carbohydrate obtained from some sea weeds. ! Agar agar is a polysaccharides formed of many galactose monomers.

Description : $ Agar-agar is a carbohydrate obtained from some sea weeds. ! Agar agar is a polysaccharides formed of many galactose monomers.

Last Answer : $ Agar-agar is a carbohydrate obtained from some sea weeds. ! Agar agar is a polysaccharides formed of many ... wrong D. If both As and R are wrong.

Name the two algae from which agar is obtained.

Description : Name the two algae from which agar is obtained.

Last Answer : Name the two algae from which agar is obtained.

If a person wants to obtain agar for tissue culture, which plant group he should search?

Description : If a person wants to obtain agar for tissue culture, which plant group he should search?

Last Answer : If a person wants to obtain agar for tissue culture, which plant group he should search?

What is the Solidifying temp and melting temp of agar?

Description : What is the Solidifying temp and melting temp of agar?

Last Answer : Need answer

Why is blood agar useful as a primary isolation medium?

Description : Why is blood agar useful as a primary isolation medium?

Last Answer : What is the answer ?

Is blood agar selective or differential?

Description : Is blood agar selective or differential?

Last Answer : Blood agar is a differential media since you can differentiate between different organisms based on the colony appearance. In a blood agar you are looking for hemolysis.

Iodine test is positive for starch, dextrin and (A) Mucoproteins (B) Agar (C) Glycogen (D) Cellulose

Description : Iodine test is positive for starch, dextrin and (A) Mucoproteins (B) Agar (C) Glycogen (D) Cellulose

Last Answer : C

Which of the following is a heteroglycan? (A) Dextrins (B) Agar (C) Inulin (D) Chitin

Description : Which of the following is a heteroglycan? (A) Dextrins (B) Agar (C) Inulin (D) Chitin

Last Answer : B

The polysaccharide used in assessing the glomerular fittration rate (GFR) is (A) Glycogen (B) Agar (C) Inulin (D) Hyaluronic acid CARBOHYDRATES AND CARBOHYDRATE METABOLISM 7

Description : The polysaccharide used in assessing the glomerular fittration rate (GFR) is (A) Glycogen (B) Agar (C) Inulin (D) Hyaluronic acid CARBOHYDRATES AND CARBOHYDRATE METABOLISM 7

Last Answer : C

The homopo lysacchar ide used for intravenous infusion as plasma substitute is (A) Agar (B) Inulin (C) Pectin (D) Starch

Description : The homopo lysacchar ide used for intravenous infusion as plasma substitute is (A) Agar (B) Inulin (C) Pectin (D) Starch

Last Answer : A

Which of the following is a reducing sugar? (A) Sucrose (B) Trehalose (C) Isomaltose (D) Agar

Description : Which of the following is a reducing sugar? (A) Sucrose (B) Trehalose (C) Isomaltose (D) Agar

Last Answer : C