Environmental Science Quiz 1 Ecology

Which of the following does NOT usually lead to decreases in diversity +prolonged environmental stress +limitation of an essential nutrient +Small variations in environmental conditions +exotic species +all lead to decreases in diversity

+Small variations in environmental conditions

How would a scientist communicate that they had conducted a study that found corn grew taller with higher humidity?

I've supported the idea that corn grows taller with higher humidity

What is one reason why energy flow is so inefficient?

Not all parts of organisms that are eaten are digested

Why are there so many species on this planet?

because the energy from the sun has been partitioned

Through time (with conditions remaining fairly constant), competition between different species tends to

decrease

The change in genetic traits through time is called

evolution

what are vestigial organs?

organs that have less utility compared to similar organ in other organisms