An aquatic microbe that can grow only near the surface of the water is probably which of the following? a chemotroph a phototroph a heterotroph an anaerobe a lithotroph
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| a chemotroph |
| a phototroph |
| a heterotroph |
| an anaerobe |
| a lithotroph |
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- Which of the following coud describe a microbe that causes a lemon left untouched in your refrigerator to spoil? Thermophile Obligate anaerobe none of these alkaliphile mesophileMicroorganisms that require carbon dioxide for growth are called: * A)Psychrophiles B)Capnophiles C)halophiles D)MesophilesWhich of the following bacterial genera is useful for the degradation of environmental pollutants? Streptomyces Nocardia Actinomyces Corynebacterium Rhizobium
- You have 2 organisms, A and B. One is an obligate aerobe and the other is an obligate anaerobe. You have 2 Nutrient Agar Plate Media that these organisms can grow on. How can you differentiate which organism is aerobic and which is anaerobic?Which microbe is NOT found present in water with eutrophication events(s)? A. Nitromonas sp. B. Bacteroides sp. C. Anabaena sp. D. CyanobacteriaThe most common microbiological contaminant of air is:(a) Spores from bacteria (d) Gram-positive bacteria(b) Spores from molds (e) Gram-negative bacteria(c) Fungal hyphae
- A microbe that does not require oxygen for metabolism but will use it ifavailable is a/ana. microaerophile.b. facultative anaerobe.c. obligate anaerobe.d. aerotolerant anaerobe.e. obligate aerobe.Bacteria of the genus Listeria, grows best aerobically, but can survive when there is no or very little oxygen. This characteristic classifies them as ___. obligate anaerobes obligate aerobes psychrophiles facultativeA bacterium is inoculated into a medium containing two carbon sources, one of which is the bacterium’s preferred carbon source. The resulting growth curve shows two lag phases. Explain this phenomenon. What is this type of growth called? Include a diagram of what the growth curve would look like and indicate the usage of each carbon source.
- what makes areobic or presence of oxygen conditions good for bacteria to growA microbe that grows only at the bottom of a tube of thioglycollate medium is probably a(n) aerotolerant anaerobe. microaerophile. obligate aerobe. obligate anaerobe. facultative anaerobe.Put the following Penicillium sp. structures in order from nearest to the Sab agar block (1) to furthest from the Sab agar block (4). Septate Hypha Conidiophore Sterigma Conidiospores