Composting is the process of converting organic materials like plant material, food waste, and manure into humus. humus is a soil-like material. there are many benefits that composting has for the environment. how does composting protect our ground water supply?
a) it prevents run off from occurring.

b) it reduces the need for artificial fertilizers.

c) it reduces the amount of methane that is produced.

d) it increases filtration of the soil and reduces compacting.

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water

What is one reason why transpiration is important in plants? question 19 options: it produces food from the sugar in the plant cells. it enables the flow of water out of the plant. it produces carbon dioxide in the leaves of the plant.

The part of the eye that closes and opens to let light in is .