Description : Which of the following are found in extreme saline conditions ? (1) Eubacteria (2) Cyanobacteria (3) Mycobacteria (4) Archaebacteria
Last Answer : (4) Archaebacteria
Description : Give examples of archaebacteria and eubacteria.
Last Answer : Give examples of archaebacteria and eubacteria.
Description : Which of the following are likely to be present in deep sea water? (a) Blue-green algae (b) Saprophytic fungi (c) Archaebacteria (d) Eubacteria
Last Answer : c) Archaebacteria
Description : Archaebacteria differ from eubacteria in (a) cell membrane structure (b) mode of nutrition (c) cell shape (d) mode of reproduction.
Last Answer : (a) cell membrane structure
Description : Methanogens belong to (a) eubacteria (b) archaebacteria (c) dinoflagellates (d) slime moulds.
Last Answer : (b) archaebacteria
Description : The most abundant prokaryotes helpful to humans in making curd from milk and in production of antibiotics are the ones categorisedas (a) cyanobacteria (b) archaebacteria (c) chemosynthetic autotrophs (d) heterotrophic bacteria.
Last Answer : (d) heterotrophic bacteria
Description : The most abundant prokaryotes helpful to humans in marking curd from milk and in production of antibiotics are the ones categorised as (1) Heterotrophic bacteria (2) Cyanobacteria (3) Archaebacteria (4) Chemosynthetic autotrophs
Last Answer : (1) Heterotrophic bacteria
Description : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by Eubacteria is Anoxygenic.
Last Answer : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by ... If both As and R are wrong.
Description : Blue-green algae are included in the group – (1) Eubacteria (2) Cyanobacteria (3) Protozoa. (4) Fungi
Last Answer : (2) Cyanobacteria Explanation: Cyanobacteria, also known as blue algae, are single celled and belong to the family of Prokaryotes. That means, they do not have a cell nucleus. The ... life forms on Earth by stimulating biodiversity and leading to the nearextinction of oxygen-intolerant organisms.
Description : Which one of the following statements is wrong? (a) Eubacteria are also called false bacteria. (b) Phycomycetes are also called algal fungi. (c) Cyanobacteria are also called blue-green algae. (d) Golden algae are also called desmids.
Last Answer : (a) Eubacteria are also called false bacteria.
Description : Some hyperthermophilic organisms that grow in highly acidic (pH 2) habitats belong to the two groups (a) eubacteria and archaea (b) cyanobacteria and diatoms (c) protists and mosses (d) liverworts and yeasts.
Last Answer : (a) eubacteria and archaea
Description : Blue-green algae are included in the group (1) Eubacteria (2) Cyanobacteria (3) Protozoa (4) Fungi
Last Answer : Cyanobacteria
Description : Which of the following are true archaebacteria? (1) Extreme halophiles (2) Extreme thermophyles (3) Methanogens (4) Presence of peptidoglycan cell wall Ans. (a) 43; Which of the following are ... plants ? (1) Saintpaulia ionantha (2) Ceratozamia hildae (3) Punica granatum (4) Senecio hadrasomum
Last Answer : Ans. ((c))
Description : Thermococcus, Methanococcus and Methano- bacterium exemplify (a) bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria (b) bacteria that ... that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled
Last Answer : (c) archaebacteria that contain protein homologous to eukaryotic core histones
Description : Dunaliella is able to live under saline conditions by storing
Last Answer : Dunaliella is able to live under saline conditions by storing A. Glycerol B. Sorbitol C. Proline D. Starch
Description : Is Mycobacteria a gram negative?
Last Answer : Feel Free to Answer
Description : Sputum stain for mycobacteria?
Last Answer : DefinitionSputum stain for mycobacteria is a test to check for a type of bacteria that cause tuberculosis and other kinds of infection.Alternative NamesAcid fast bacilli stain; AFB stain; Tuberculosis smear; ... , the specimen may be placed in culture media, which encourages them to grow. (Speci
Description : The following statement(s) is/are true concerning HIV infection. a. Initial screening with ELISA is highly sensitive but can be associated with a false positive rate of 25% b. ... , carinii pneumonia, CMV pneumonitis, Cryptococcus meningitis, and disseminated infection due to atypical mycobacteria
Last Answer : Answer: b, c, d Acquired immunodeficiency syndrome (AIDS) is a syndrome caused by the human retrovirus (HIV-1) that infects T lymphocytes and causes severe immunosuppression. Individuals who ... to prolong survival when administered early in the course of disease and is considered routine therapy
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 : Eosinophils typically increase in number in response to which of the following? C A. Gram-positive cocci B. Mycobacteria C. Parasites D. None of these
Last Answer : Parasites
Description : Rifampin kills tubercle bacilli by: A. Binding to mycobacterial DNA dependent RNA polymerase B. Inhibiting mycobacterial DNA synthesis C. Inhibiting synthesis of mycolic acids in mycobacteria D. Damaging mycobacterial mitochondria
Last Answer : A. Binding to mycobacterial DNA dependent RNA polymerase
Description : What is true of isonicotinic acid hydrazide (INH): A. An active transport mechanism concentrates INH inside sensitive mycobacteria B. Sensitive mycobacteria generate an active metabolite of INH through a catalaseperoxidase enzyme C. The most common mechanism of INH resistance is mutation i
Last Answer : D. Both 'A' and 'B' are correct
Description : What are 2 effects of pigments found in cyanobacteria?
Last Answer : What is the answer ?
Description : Where are cyanobacteria found?
Last Answer : Generally cyanobacteria are found in moist places (trunk of trees rocks and soil), fresh water and oceans.
Description : Besides paddy fields, cyanobacteria are also found inside vegetative part of (a) Equisetum (b) Psilotum (c) Pinus (d) Cycas
Last Answer : (d) Cycas.
Description : Enzymes are not found in (a) fungi (b) algae (c) virus (d) cyanobacteria.
Last Answer : (c) virus
Description : Which of the following types of soils is found throughout India in all climatic zones? (a) Saline and Alkaline soils (b) Red soils (c) Laterite soils (d) Alluvial soils
Last Answer : Ans: (a)
Description : Pneumatophores are found in (a) the vegetation which is found in marshy and saline lake (b) the vegetation which found in acidic soil (c) xerophytes (d) epiphytes.
Last Answer : (a) the vegetation which is found in marshy and saline lake
Description : Identify the type of soil on the basis of the given characteristics - 1. They are rich in lime, iron, magnesia and alumina. 2. They are generally clayey, deep and impermeable. 3. They are mainly found ... the given alternatives - a. Laterite soil b. Red and yellow soil c. Saline soil d. Black soil
Last Answer : d. Black soil
Description : Ductal lavage is used for a) women at higher risk for benign proliferative breast disease. Performed in the doctor's office, a microcatheter is inserted through the nipple while instilling saline ... risk for benign proliferative breast disease; it is not specific for women with breast implants.
Last Answer : a) women at higher risk for benign proliferative breast disease. Performed in the doctor's office, a microcatheter is inserted through the nipple while instilling saline and retrieving the fluid ... population and has been found to be adept at detecting cellular changes within the breast tissue.
Description : What are the three types of archaebacteria? -Biology
Last Answer : answer:
Description : What are the important uses of archaebacteria? -Biology
Description : What is true for Archaebacteria
Last Answer : What is true for Archaebacteria A. All Halophills B. All photosynthetic C. All fossils D. Oldest living beings
Description : $ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link between Birds and Reptiles.
Last Answer : $ Sulphur depended archaebacteria are called thermoacidophiles. ! Archeopteryx is considered to be a connecting link ... . If both As and R are wrong.
Description : Why are archaebacteria called extremophiles?
Last Answer : Why are archaebacteria called extremophiles?
Description : What are Archaebacteria?
Last Answer : What are Archaebacteria?
Description : Which of these statements about Archaebacteria is false?
Last Answer : They are found only in extreme environments
Description : What are halophile, thermoacidophile and methanogen archaebacteria?
Last Answer : There are three peculiar types of archaebacteria. The halophile archaebacteria only survive in salt-rich environments (even salinity of the sea is not enough for them). Thermoacidophile archaebacteria are ... archaebacteria are those that liberate methane gas (CH4), they are found in swamps.
Description : A few organisms are known to grow and multiply at temperatures of 100-105o C. They belong to (a) thermophilic sulphur bacteria (b) hot spring blue-green algae (c) methanogenic archaebacteria (d) marine archaebacteria.
Last Answer : (a) thermophilic sulphur bacteria
Description : What is true for archaebacteria? (a) All halophiles (b) All photosynthetics (c) All fossils (d) Oldest living beings
Last Answer : (d) Oldest living beings
Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).
Last Answer : (d) (i), (ii) and (iv)
Description : In the five kingdom system of classification, which single kingdom out of the following can include blue-green algae, nitrogen fixing bacteria and methanogenic archaebacteria? (a) Plantae (b) Protista (c) Monera (d) Fungi
Last Answer : (c) Monera
Description : Which of the following microorganisms is classified as a member of archaebacteria? A- Gyanobacteria B- Methanobacteria C-Trichomonads D- Mycoplasma
Last Answer : Methanobacteria
Description : What is a eubacteria? -Biology
Description : What are some examples of eubacteria? -Biology
Description : What are the characteristics of eubacteria? -Biology
Description : What is the cell structure of eubacteria? -Biology
Description : What is the scientific name for eubacteria? -Biology
Description : $ Progenote is considered to be the more ancient form of life which gave rise to archaeobacteria and eubacteria. ! Monomers are always multicellular.
Last Answer : $ Progenote is considered to be the more ancient form of life which gave rise to archaeobacteria and eubacteria ... D. If both As and R are wrong.