In an essay how abiotic factors affect an ecosystem? with the affects of temperature, sunlight, water and soil

Suppose you are estimating the size of a blue crab population. what is the population size if the number marked in the first catch is 40, the total number in the second catch is 200, and the number marked in the second catch is 50?

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f