Coral Calcium News

shagster asked:


Marine organisms such as coral and shellfish have carbon in their bodies in which of the following forms?
pure carbon
calcium carbonate
bicarbonate
carbon monoxide

Carbon in the bodies of marine organisms often is changed into which of the following forms?
clastic sedimentary rock such as sandstone

chemical sedimentary rock such as limestone

igneous rock such as granite

metamorphic rock such as slate

Which of the following is the source of energy for the water cycle?
volcanic eruptions
the sun
gravity
winds

Which of the following statements about the water cycle is true?
Organisms in the biosphere do not influence the water cycle.

The water cycle only continues during daylight hours.

Plants play a vital role in the water cycle.

Precipitation that falls to the ground ends up only as groundwater.

In what form is most carbon released into the atmosphere?
calcium carbonate
carbon dioxide
carbon monoxide
elemental carbon

In which stage of the water cycle does liquid water become a gas?
evaporation

precipitation

runoff

condensation

The carbon cycle works in conjunction with which of the following?
water cycle

nitrogen cycle

oxygen cycle

all biogeochemical cycles

Jill