Environmental Biotechnology Quiz
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What is the effect of hypotonic solution to bacterial cell?
A. shrink
B. burst
C. nothing
A process of adding specific microorganisms to enhance the existing populations and promote biodegradation process
A. Biodegradation
B. Bioremediation
C. Bioaugmentation
The optimum temperature where most bacteria can survive
A. 31-40
B. 30-37
C. 31-41
D. 30-39
What is one of the most common groundwater pollutants in the Malaysia?
A. Agricultural waste
B. Gasoline
C. Heavy metals
D. Poultry waste
EIA is a short-form for _________ in environmental biotechnology
A. Environmental Information Assessor
B. Environmental Investigation Agency
C. Environmental Impact Assessment
Doctors use biosensors in the medical field to test for:
A. Mental illness.
B. Headaches.
C. Strep throat.
D. Fractures.
The function of Ames test is ________
A. to measure on the mutagenicity level of an unknown samples
B. to determine the chromosome abnormality
C. as in vivo testing of a suspected genetoxin present in the environment
D. as assessment on environment conditions such as sample color, odour, or any visible characteristics
When using bioremediation to clean up toxic contaminated soil, what happens to the bacteria when the pollutants are cleaned up?
A. The area is treated with antibiotics.
B. The area is treated with concentrated oxygen.
C. The bacteria run out of food and die off naturally.
D. The bacteria are covered with fresh soil and they die due to a lack of oxygen.
Microorganisms that take up carbon from their source of energy
A. Chemoautotrophs
B. Heterotrophs
C. Chemoheterotrophs
D. Photoautotrophs
Where can you find DNA (genetic material) inside a prokaryote?
A. Nucleus
B. Free Floating
C. Mitochondria
D. Endoplasmic Reticulum
What microbes can grow in an environment that has low pH?
A. Acidophile
B. Neutrophile
C. Alkalophile
These are microbes that can survive high temperatures.
A. Psychrophile
B. Thermophile
C. Mesophile
When using biosensors to fight pollution, the biosensor is helpful in telling us:
A. What caused the pollution.
B. How long the pollution has been present.
C. Who is responsible for the pollution.
D. Where and what the pollution is.
What is the example of biofuels?
A. benzene
B. carbon dioxide
C. Ethanol
D. Ferum
A practice of assessing environmental conditions or pollution levels using qualitative or semi-quantitative observations
A. Metabolic rating
B. Visual rating
C. Cell biology
D. Genotoxicity rating
