Q: Over 90% of the energy we use comes originally from what? Choices: - earth - water - horizon - sun A:
sun

Q: What is the term for when organisms need other organisms to survive? Choices: - intradependence - realization - coexistence - interdependence A:
interdependence

Q: Q: Bacteria may divide several what an hour? Choices: - cells - hosts - days - times A:
A: times

Question: Q: Organisms categorized by what species descriptor demonstrate a version of allopatric speciation and have limited regions of overlap with one another, but where they overlap they interbreed successfully?. Choices: - surface species - fitting species - species complex - ring species A:
Answer: ring species

*Question*
Q: What type of aquifer is trapped between two impermeable rock layers? Choices: - abandoned - solid - segmented - confined A:
**Answer**
confined

(Q).
Q: Plant cells have structures that animal cells? Choices: - have - drink - eat - lack A:
(A).
lack