47. the large ears of an elephant to with sound conduction is an example of a/an
a. adaptation
c. fossil record
b. response to a stimulus
d. trophic level

A) adaptation

Explanation:

The elephants ears became the way that they are over a long period of time to adapt to their environment thus making it easy for them to hear hunters and predators from a far distance thus making them an adaptation.

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

the nitrogen cycle provides nitrogen to the ecosystem from the atmosphere, ground and oceans. nitrogen is an important component of complex molecules such as amino acids and nucleotides, which lead to the creation of proteins and dna, the building blocks of all life. plants absorb nitrogen in the form of ammonium, nitrate ion and, on rare occasions, as amino acids. animals receive nitrogen necessary for biological processes from feeding on living or dead organic matter.