1) what is another name for the water cycle?
2) what does it mean by dynamic balance?
3) explain the following cycles
a oxygen
b. nitrogen
c. carbon
d. phosphorus
5) what are producers and consumers?
6) what is the gia theory?
7) what is a feedback loop?
8) what are macronutrients?
9) what part do scavengers play in the cycling of nutrients?
10) what determines the rate at which the nutrients cycle?

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

Select all the correct answers. which statements fail to meet the requirements of a scientific claim? a) in the final 100 meters of a 10,000-meter race, an athlete's speed is more strongly related to anaerobic efficiency than to aerobic efficiency. b) flowers that reflect the most ultraviolet light are more likely to attract bees and other pollinators than flowers that reflect less ultraviolet light. c) even though evidence indicates that the solar system's planets follow elliptical paths, copernicus's model involving circular orbits is true. d) the evidence supporting newton's laws of motion was accurate in newton's time, but the universe operates differently today.

What occurs during translation? a. mrna is created by using a dna template b. mrna codons are joined by trna anticodon to assemble amino acids to form a protein c. protein is formed when a polypeptide chain is broken apart and released from ribosome d. one strand of dna is copied into a strand of rrna