An earthworm that feeds on the remains of plants and animals is acting as a A) producer. B) primary consumer. C) secondary consumer. D) tertiary consumer. E) detritivore.

New Zealand has a population of 4,326,380 and has an area of 103,736 mi while Australia has an area of 2,967,909 mi and a population of 21,905,140. Calculate the population density for New Zealand and Australia.

A chemical analysis of blood leaving the left ventricle of the heart would reveal that the blood has which of the following gas concentrations?

Which minerals are most needed for proper bone development

Transcribe the following gene into mRNA. T A C G C G T A A T C A C G T C C T G T C A T C

Which organelle should be listed under both animal cell and plant cell

Which two organelles are found in plant cells but not animal cells

Three different core areas designed to protect an endangered beetle each have a buffer zone associated with them. in buffer zone a, the birth rate of the beetle is 0.04, and its death rate is 0.08. in buffer zone b, the birth rate of the beetle is 0.

Which gastrointestinal hormone stimulates secretion of the components of hydrochloric acid?

Which of these types of rock can melt under the right conditions?

Preschoolers' understanding that sugar continues to exist when it is dissolved in water is evidence that they a. do not understand cause-and-effect relationships. b. can think logically even about unfamiliar topics. c.