Watershed is the place where water of rain and snow get stored. The watershed contains surface water-and wetlands--and all the underlying ground water,lakes, streams, reservoirs. Lake is the major component of the watershed . The watershed can be used for various purpose like dams, hydrological modification etc.
The hormone described above is the hormone Melatonin.
Melatonin is a hormone secreted by the pineal gland in the brain, which helps regulate other hormones and maintains the body's circadian rhythm. This rhythm is an internal 24 hour clock that plays a critical role when we fall asleep and when awake. When it is dark the body releases more melatonin.
One example would be the chemicals they use in the soil to make the plants grow faster and another example would be chemicals they use to kill pest so they wont eat the crops or you could say bioengineering has enhanced the crops
Answer:
I think its C but you can choose B&C
Explanation:
A (and D) is not the answer because natural disaster dosent matter with temperatures.