Question

(u) Complete the paragraph using proper words:
(Mechanical, Rhizobium, Aquatic, Toxic, CO., Nitrogen, Pseudomonas,
Amoeba, Bacteria, Hydrocarbons)
Spilling of petroleum oil occurs in ocean due to various reasons. This
oil may prove fatal and toxic to ........... organisms. It is not easy to
remove the oil layer from surface of water by .......... method.
However, bacteria like ........... spp. and Alcanovorax borkumensis have
the ability to destroy the pyridines and other chemicals. Hence, these
....... are used to clear the oil spills. These are called as
hydrocarbonoclastic bacteria (HCB). HCB decompose the ........... and
bring about the reaction of carbon with oxygen........... and water is
formed in this process.​

Answer 1

Explanation:

Aquatic

Mechanical

Pseudomonas

Bacteria

Hydrocarbons

Co