Q: Where do most ecosystems get their energy from? Choices: - earth - heat - water - sun A:
sun

Q: What gets released into the atmosphere when fossil fuels are burned? Choices: - oxygen - hydrogen - chemical dioxide - carbon dioxide A:
carbon dioxide

Q: Q: The cytoplasm divides during what process? Choices: - metamorphosis - osmosis - genesys - cytokinesis A:
A: cytokinesis

Question: Q: What has a distinct front and back end? Choices: - hydro sphere - heroclix sphere - imipenem sphere - volvox sphere A:
Answer: volvox sphere

*Question*
Q: Cephalochordates have a notochord and nerve cord but not a? Choices: - digestive system - nervous system - brain - backbone A:
**Answer**
backbone

(Q).
Q: The organs of female mammals that that produce eggs are called what? Choices: - testes - Uterus - fallopian tubes - ovaries A:
(A).
ovaries