Environmental Science Chapter 5 MC
From producer to secondary consumer, about what percentage of energy is lost?
99%
Which of the following is correct arranged from the lowest tropic level to he highest trophic level?
Grass, mouse, snake, eagle
Which of the following pairs of organisms probably belong to the same trophic level?
Humans and bears
Which of the following are most likely to be the pioneer organisms on an area of rock?
Lichens
which of the following statements about the nitrogen cycle is not true?
Plants generate nitrogen in their roots
Which of the following statements is not true about consumers?
They make their own food
The energy lost between trophic levels
is used in the course of normal living
Communities of bacteria have been found living thousands of feet underwater. Which of the following statements is a proper conclusion to draw about this bacteria.
They use an energy source other than sunlight
Excessive use of fertilizer that contains nitrogen and phosphorus
May cause algal blooms in waterways