HORTICULTURE

HORTICULTURE SCIENCE

PLANT BIOTECHNOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False:There are bacteria that can clean up oil spills.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Bacteria can break down oil to carbon dioxide and water. However, no single organism can break down all the components of crude oil or refined fuels spilled into the environment. The tens of thousands of different compounds that make up oil can only be biodegraded by communities of microorganisms acting in concert.

Detailed explanation-2: -Hence, these bacteria are used to clear the oil spills. These are called as hydrocarbon clastic bacteria (HCB). HCB decompose the hydrocarbons and bring about the reaction of carbon with oxygen.

Detailed explanation-3: -1. Dispersion: Chemical dispersion is achieved by applying chemicals designed to remove oil from the water surface by breaking the oil into small droplets. 2. Burning: Also referred to as β€œin situ burning, β€˜β€™ this is the method of setting fire to freshly spilled oil, usually while still floating on the water surface.

Detailed explanation-4: -The last (and only) defense against the ongoing Deepwater Horizon oil spill in the Gulf of Mexico is tiny-billions of hydrocarbon-chewing microbes, such as Alcanivorax borkumensis.

Detailed explanation-5: -According to the Center for Disease Control (CDC), the bacteria cannot grow in the oil itself, it must have a watery media. The concern is due to infused oils or dressings where there is a mixture of oil and water.

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