HELP PLEASE!! Which options show some important factors that have caused human population to increase dramatically?

Choose all that apply!!

1. The Industrial Revolution and advances in production

2. Increased availability of fresh water on Earth

3. Increased availability of good soil on Earth.

4. Advances in medicine.

There are only about 250,000 known fossil species. true or false

Which of the following terms describes all of the non-living components of an ecosystem

Ihave made a synthetic cell by placing a solution that is 10% sodium chloride inside a semipermeable membrane through which water can pass but not sodium chloride. if i place this cell into a solution that is 20% sodium chloride what will happen to the size of the cell? will it increase, decrease, or stay the same in size?