Seventy-five percent of the earth’s biomass is contained in a.)forests b.)oceans c.)grasslands d.)deserts

it is actually forests so a

a. forests

A biomass can be defined as the quantity or amount of living matter available in a given habitat. The living matter refers to the number of animals, plants and microbes present in a location that interact with each other in a food chain. The forest cover of the earth is 31% it includes diversity of living organisms not found in an other biome such as oceans, grasslands and deserts. Forests are ideal habitat that provide resources like water, shelter, food, mates and others that supports the existence of large number of lives. Therefore, Seventy-five percent of the Earth’s biomass is contained in  forests.

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

b.