Q: Around what percentage of the earth's surface water is contained in the ocean? Choices: - 92 % - 99% - 86 % - 97% A:
97%

Q: What is one method to observe nebulae? Choices: - mirror - kaleidoscope - microscope - telescope A:
telescope

Q: What are organisms called, like the red-winged blackbird, that eat many different types of food? Choices: - omniverous - specalist - carniverous - generalists A:
generalists

Q: What thickens the cortex around the inner edge of a cell? Choices: - mitochondria - vacuoles - plasma membrane - microfilaments A:
microfilaments