Which of the following terms refers to the sum of all ecosystems of the earth?
Correct Answer : b ) BiosphereExplanation :
The term Biosphere refers to the sum of all ecosystems of the earth. It is also described as the zone of life on earth. The term environment refers to conditions surrounding the organisms, including plants and human. The term Biome refers to distinct biological communities formed as a result of their common environment. The term Biosystem was used by Theinemann to refer to the concept of the ecosystem before the use of the term ecosystem by E.P. Odum for the same concept.
Hence, option (b) is correct.
Questions related to Environment and Ecology are asked in various competitive exams like UPSC CSE, State PCS, SSC CGL, SSC CHSL, UPSC CDS, etc.
Read Daily Current Affairs, Banking Awareness, Hindi Current Affairs, Word of the Day, and attempt free mock tests at PendulumEdu and boost your preparation for the actual exam.
Word Of The Day
Noun: A hard rigid usually large covering of an animal.; The outside part of a fruit or seed.; Something like an external structure that resembles a shell.; A casing without substance.; The hard exterior of an egg.; A hard enclosing cover.
Verb: To take out of the shell.; To fall out of the shell.; To cast the external covering.; To gather shells from a beach.
"My mother collected shells at the beach."View More