How are bacteria classified according to their need for oxygen?

1 Answer

Answer :

According to their necessity of oxygen bacteria are classified into anaerobic (those that survive without oxygen) and aerobic (those that do not survive without oxygen).

Related questions

Description : According to their morphology how are bacteria classified?

Last Answer : Bacteria present different morphological patterns. A bacterium can be classified into coccus, bacillus, vibrion or spirochete. Bacterial Cell Review - Image Diversity: coccus bacillus vibrionspirochete

Description : How are bacteria classified according to the production of organic material for the energetic metabolism?

Last Answer : Most bacteria are heterotroph, they do not produce their own food. There are also autotroph bacteria: chemosynthetic bacteria or photosynthetic bacteria. Some photosynthetic bacteria, like cyanobacteria, ... Others, the sulfur photosynthetic bacteria, use hydrogen sulfide (H2S) instead of water.

Description : How can the alluvial soil be classified according to their age ? -SST 10th

Last Answer : (i) Khadar (ii) Bangar

Description : How are animals classified according to the germ layers present in their embryonic development ?

Last Answer : Cnidarians are diploblastic, i.e., they present only endoderm and ectoderm. With the exception of poriferans, all remaining animals are triploblastic. Poriferans do not present differentiated tissue ... not classify regarding germ layers (although sometimes they are mentioned as diploblastic).

Description : How are animals classified according to the germ layers present in their embryonic development ?

Last Answer : Cnidarians are diploblastic, i.e., they present only endoderm and ectoderm. With the exception of poriferans, all remaining animals are triploblastic. Poriferans do not present differentiated tissue ... not classify regarding germ layers (although sometimes they are mentioned as diploblastic).

Description : How are solutions classified according to their comparative tonicity ?

Last Answer : Comparatively to other a solution can be hypotonic (or hyposmotic), isotonic (or isosmotic) or hypertonic (or hyperosmotic). When a solution is less concentrated than other the adjective hypotonic ... the adjective isotonic. So this classification makes sense only for comparison of solutions.

Description : According to their functions how can nutrients be classified?

Last Answer : One possible and utile functional classification for nutrients is the one that separates them into energetic, structural and regulatory. Energetic nutrients are those used as energy source for the metabolism; ... and hormones; some amino acids, vitamins and mineral salts are part of this group.

Description : How are the main classes of arthropods classified according to the presence of larval stage in their embryonic development?

Last Answer : In crustaceans there are species with direct and others with indirect development. In insects there are species without larval stage (ametabolic insects), others undergoing indirect ... while holometabolic insects undergo complete metamorphosis. Phylum Arthropoda - Image Diversity: metamorphosis

Description : . Monosaccharides are classified according to : (a) the number of carbon atoms in the molecule. (b) whether they contain an aldehyde or a ketone group (c) their configurational relationship to glyceraldehyde. (d) all of the above

Last Answer : all of the above

Description : Pick up the correct statement in case of water supply. (A) Pipes laid in trenches and pipes fixed to walls are measured separately (B) Cutting through walls and floors are included with the item (C) Pipes are classified according to their sizes and quality (D) All the above

Last Answer : (D) All the above

Description : Pick up the correct statement from the following: (A) All pipes and fittings are classified according to their diameters (B) The diameter of the pipes is the nominal diameter of internal bore (C) All pipes are measured along the centre line of the pipes in metres (D) All the above

Last Answer : (D) All the above

Description : Industrial products are A)purchased for personal consumption. B)frequently purchased for both their functional aspects and their psychological rewards. C)traditionally classified according to their characteristics and intended uses. D)not purchased by nonbusiness organisations.

Last Answer : C)traditionally classified according to their characteristics and intended uses.

Description : Why are bacteria not classified on the basis of visible features alone? -Biology

Last Answer : answer:

Description : Bacteria are classified into how many classes ?

Last Answer : Depending on the size of the body, it is divided into 4 classes * viz.

Description : Most pathogenic bacteria are classified as ____. a. psychrotrophic c. psychrophilic b. thermotrophic d. mesophilic

Last Answer : d. mesophilic

Description : Molds and yeast are classified as ____. a. viruses c. fungi b. parasites d. bacteria

Last Answer : c. fungi

Description : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid-base characteristics or on

Last Answer : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid- ... . `H_(2)O` D. `CO_(2)`

Description : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid-base characteristics or on

Last Answer : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their ... P_(2)O_(5)` D. `FeO, CuO`

Description : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid-base characteristics or on

Last Answer : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their ... `Mn_(3)O_(4),N_(2)O_(5)`

Description : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid-base characteristics or on

Last Answer : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their ... C. CO,NO D. `Na_(2),CaO`

Description : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid-base characteristics or on

Last Answer : The binary compounds of oxygen with other elements are called oxides. They are classified depending either upon their acid- ... . `N_(2)O, C_(3)O_(2)`

Description : According to the World Bank (2004), which country would be classified as a low income country? -SST 10th

Last Answer : Any country with per capita income of US $1035 or less.

Description : According to the recent assessment of IUCN, which species in the Indian Special Economic Zone (EEZ) is classified as 'Critically endangered'? -General Knowledge

Last Answer : answer:

Description : What are two ways that stars can be classified according to the chart?

Last Answer : Need answer

Description : Wounds are classified according to the likelihood of bacterial contamination. Which of the following statement(s) is/are true concerning wound classifications? a. A clean-contaminated wound would ... all clean-contaminated and contaminated wounds and selectively in patients involving a clean wound

Last Answer : Answer: a, b, c, d Wounds are classified under three classes according to the likelihood of bacterial contamination: 1) clean (no viscus is entered; e.g., herniorrhaphy); 2) clean- ... tenet involves cases in which a prosthetic material may be used (artificial joint, heart valve, tissue patch)

Description : According to accepting public deposits, NBFCs can be classified into ____ broad categories. A. Two B. Three C. Four D. All of the Above E. None of the Above

Last Answer : A. Two Explanation: According to accepting public deposits, NBFCs can be classified into two broad categories, viz., (i) NBFCs accepting public deposit (NBFCs-D) (ii) NBFCs not accepting/holding public deposit (NBFCs-ND).

Description : Incandescent lamps are classified according to __________. A. shape of bulb and type of service B. size and style of base C. operating voltage and wattage D. all of the above

Last Answer : Answer: D

Description : According to KBP revised radio code which airtime below is classified class D for AM stations? A. 6:00 AM to 12:00 NN B. 12:00 NN to 6:00 PM C. 9:00 PM to 12 Midnight D. 12:00 Midnight to 5:00 AM

Last Answer : D. 12:00 Midnight to 5:00 AM

Description : How are amplifiers classified according to the transistor configuration?

Last Answer : 1. Common emitter amplifier 2. Common base amplifier 3. Common collector amplifier

Description : How are amplifiers classified according to the input?

Last Answer : 1. Small – signal amplifier 2. Large – signal amplifier

Description : The atomic masses of three elements X, Y and Z having similar chemical properties are 7, 23 and 39 respectively. a) Calculate the average atomic mass of elements X and Z. b) How is the ... this example? d) Give another example of a set of elements which are classified according to this law.

Last Answer : a) The average atomic mass of X and Z = 7 39 2 46 2 23 b) The average atomic mass of X and Z is equal to the atomic mass of Y c) The law illustrated in this example is Dobereiner’s law of triads. d) Another example of Dobereiner’s law is Calcium, Strontium and Barium.

Description : Having defined working capital as current assets, it can be further classified according to  . A. financing method and time B. rate of return and financing method C. time and rate of return D. components & time

Last Answer : D. components & time

Description : Which of the following vibrations are classified according to magnitude of actuating force? a. Torsional vibrations b. Deterministic vibrationsc. Transverse d. All of the above

Last Answer : b. Deterministic

Description : Prostaglandins: a. contains 20 carbon atoms b. are unsaturated fatty acids containing a cyclopentane ring c. the different types of prostaglandins are classified according to the configuration of the cyclopentane ring d. all above

Last Answer : all above

Description : Pick up the correct statement from the following: (A) According to the petrological characteristics, concrete aggregates are classified as heavy weight, normal weight and light weight (B) According to ... glassy, smooth, granular, rough, crystalline, honey combed and porous (D) All the above

Last Answer : Answer: Option D

Description : According to ISI, bitumen is classified into (A) 2 grades (B) 4 grades (C) 8 grades (D) 10 grades

Last Answer : Answer: Option D

Description : Meridional rays are classified as either bound or unbound rays. Bound rays propagate through the fiber according to what property?

Last Answer : Total internal reflection.

Description : According to enforceability, the contracts may be classified as A. Valid contracts. B. Void contracts. C. Voidable contracts. D. All of the above.

Last Answer : D. All of the above.

Description : L. A. Gear's sports shoe line would have been classified as a problem child when it was introduced. Based on this classification, which of the following would have been true according to the ... B)High market growth rate C)High market share D)Positive cash flow E)Relatively high sales volume

Last Answer : B)High market growth rate

Description : The trial and error method of learning according to Thorndike could be classified as under Options: A) The principle of multiple responses B) The law of exercise C) The principle of partial activity D) The principle of Associative learning

Last Answer : B) The law of exercise 

Description : According to the scheme of connection the distribution system is classified as: a. Radial system b. Ring main system c. Inter-connected system d. All of the above 

Last Answer : According to the scheme of connection the distribution system is classified as: a. Radial system b. Ring main system c. Inter-connected system d. All of the above 

Last Answer : According to application, instruments are classified as switch board, portable.

Description : If oxygen which has an electronegativity of 3.5 bonds with hydrogen which has an electronegativity of 2.1 the bond between the two atoms will be classified as a polar what bond?

Last Answer : Need answer

Description : Bacteria which need oxygen for growth are called a. Thermophilic bacteria b. Microaerophilic bacteria c. Facultative anaerobic bacteria d. Mycobacteria

Last Answer : Ans: B

Description : The bacterias which require free oxygen for their survival, are called  (A) Aerobic bacterias  (B) Anaerobic bacterias  (C) Facultative bacteria  (D) None of these 

Last Answer : (A) Aerobic bacterias 

Description : If a necrotizing soft tissue infection is considered, therapy mandates: a. Empiric administration of antibiotics active against gram-positive, gram-negative, and anaerobic bacteria b. Due to usually ... is mandatory d. The use of hyperbaric oxygen has been demonstrated to be clearly advantageous

Last Answer : Answer: a, c Identification of a necrotizing, soft tissue infection mandates immediate operative intervention with aggressive resection of all involved tissues and empiric ... remains without controlled trials demonstrating any additional benefits derived from hyperbaric oxygen therapy

Description : Honey that has high concentration of sugar does not decay because (1) Bacteria cannot survive in an active state as it is totally deprived of oxygen (2) It contains natural antioxidant that prevents bacterial ... state in a solution of high osmotic strength as water is drawn out (4) None of these

Last Answer : (3) Bacteria cannot survive in an active state in a solution of high osmotic strength as water is drawn out Explanation: The reason why bacteria does not grow in high concentration of sugar ... measure of unbound, free water molecules in the food that is necessary for microbial survival and growth.

Description : The first photosynthetic oxygen liberating organisms to appear on earth were (1) Cyanobacteria (2) Bryophytes (3) Green algae (4) Bacteria

Last Answer : (1) Cyanobacteria Explanation: Cyanobacteria or blue green algae were the photosynthetic organisms that lived in the ancient ocean. It liberated the oxygen found in the iron oxide.

Description : Facultative bacteria survive in A. The presence of oxygen B. The absence of oxygen C. Both cases A. and B. D. Neither A. nor B.

Last Answer : ANS: C

Description : Pick up the correct statement from the following: A. Anaerobic bacteria flourish in the absence of oxygen B. Aerobic bacteria flourish in the presence of oxygen C. Facultative bacteria flourish with or without oxygen D. All the above

Last Answer : ANS: D