True or False: Almost all natural rocks are consolidated aggregates of minerals
Indicate whether this statement is true or false.
Answer: TRUE
You might also like to view...
Compare and contrast the jawless and jawed fish. How do scientists think the jaw first evolved in fishes? Was the
evolution of the jaw related to feeding? What will be an ideal response?
The focused effort to increase food production through the development of new grain technology and other advances is called the ________
What will be an ideal response?
When cities dumped sewage into natural waterways with limited capacity for dilution,
A) oxygen levels were severely lowered and most aquatic life died. B) the extra organic matter fertilized the region, which quickly filled in with new plants. C) the extra organic matter created fertile areas that attracted wildlife including migratory birds. D) bacterial growth greatly increased and the sewage was safely recycled into soil.
Why are pest predator populations so adversely affected by broad-spectrum pesticides?
A. Predator populations are not more likely to be adversely affected B. In general, predators are more susceptible to the pesticides C. Broad-spectrum pesticides leave more residues than other pesticides and kill the predators D. There is less food for the predators when the pest species is destroyed E. Predators in higher trophic levels are more likely to be wiped out than lower trophic levels