Problem: OPTIONS:
- left ventricle
- left bivalve
- left atrium
- right atrium
Q: Q: Blood from the body enters what chamber of the heart before it is pumped to the right ventricle and then to the lungs? A:
Answer: right atrium

Problem:OPTIONS:
- greenhouse gases
- fracking disaster
- algal bloom
- oil spill

Q: A recent deadly explosion in the gulf of mexico exemplified what source of ocean pollution? A:
****
A: oil spill

Q: What process is involved in the formation of a waterfall, when a stream flows from an area of harder to softer rock? A:
OPTIONS:
- calcification
- migration
- evaporation
- erosion
erosion

Q: What kind of interference is observed when the paths differ by a whole wavelength, and the waves arrive in phase? A:
OPTIONS:
- necessary interference
- non-interference
- spontaneous interference
- constructive interference

Answer: constructive interference

Question: Q: How do plants obtain their energy? A:
OPTIONS:
- glycolysis
- Sugar Transfer
- HETEROTROPHS
- photosynthesis
Answer: photosynthesis

input: OPTIONS:
- main
- thin
- inner
- outer Now, answer this question: Q: The eardrum is part of what part of the ear? A:
A:
output:
outer