Bacteria living in the soil and on the roots of some plants are important in the cycling of which essential element in an ecosystem?

Which of the following is not due to water's surface tension? A. water coming out of a leaky faucet forms drops B. an insect walking across the surface of a pond C. water forming beads on the surface of a newly waxed car D.

The reading frame of mRNA is: a. the first three nucleotides of a gene. b. any three nucleotides that can base pair with an anticodon. c. a continuous, nonoverlapping set of three-nucleotide codons. d. all of the nucleotides of an mRNA molecule.

Which statements describe ecosystems? Balance is required for the survival of an ecosystem. Healthy ecosystems can support an unlimited number of plant and animal species. One way to determine an ecosystem's health is by its biodiversity.

What parts do evaporation condensation and precipitation play in the water cycle?

Humans cut down trees in a location. This caused an increase in temperature and decrease in rainfall in that location. Which of these Earth systems interacted to produce this difference in climate?

A young farmer purchases some land in a relatively arid area and is interested in earning a reasonable profit for many years.

What type of wave moves audio and visual signals to your television? carrier waves transducer waves cable waves

Which object in the Solar System is essentially stationary relative to all the other objects in the Solar System? A. the Earth B. the Sun C. the Moon D. an asteroid

Wetlands are important because they provide filters for pollution and they provide a habitat for many animals. true or false? (ik this is earth science)

Is there a scientific reason why adults don't really understand their children?