Any discarded solid material is known as

How is population growth measured?

Salinity of the ocean A. is generally very low B. changes with climate C. decreases with increase in temperature D. increases where a river meets the ocean

Ultraviolet light can cause a change in the DNA code of an organism. Ultraviolet light is an example of a

What is the most primitive group of fishes and what is the defining characteristics of animals in this group?

Of what minerals or materials is sandstone made of

You approach the edge of a pond filled with ducks. The ducks are swimming, but when they see you, they approach the shore and congregate around you. What might best explain this behavior? a. The ducks are competing for territories on the shore. b.

Genetic disease blue sclera is determined by an autosomal dominant allele. The eyes of individuals with this allele have bluish sclera. These same individuals may also suffer from fragile bones and deafness. This is an example of a.

Which organisms would weather the rock to begin soil formation? A. Grasses and other pioneer species B. Bacteria and other decomposers C. Lichens and mosses D. Roots of shrubs and trees

Hamstrings is a collective name for the four muscles on the anterior and lateral aspects of the upper leg. Indicate whether the statement is true or false?

Where would a disease transmitted by person-to-person contact be most likely to spread quickly? A. In a remote region, where contact between people is rare. B. In a rural farming community, where neighbors live miles apart. C. In a crowded city. D.