Q: Q: Gravitropism ensures that roots grow into the soil and that shoots grow toward what? A:

OPTIONS:
- the north pole
- trees
- the south pole
- sunlight

A: sunlight

input: OPTIONS:
- gravity
- variation
- weight
- pendulum Now, answer this question: Q: A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees? A:
A:
output: pendulum

Q: Different feeding "positions" in a food chain or web are associated with what kinds of levels? A:

OPTIONS:
- benthic
- autotrophic
- heptic
- trophic

Answer: trophic

Problem: OPTIONS:
- helium
- catalyst
- fossil
- hydrocarbon
Q: Q: The fuel that burns in a combustion reaction in many fossil fuels such as natural gas that consists of carbon hydrogen is known as what? A:
Answer: hydrocarbon

Problem:OPTIONS:
- variant respiration
- benign respiration
- aquatic respiration
- cutaneous respiration

Q: Amphibians have permeable skin which allows for the exchange of oxygen and carbon dioxide, what is this "breathing called?" A:
****
A: cutaneous respiration

Problem:OPTIONS:
- cooperative
- bilateral
- parasitic
- commensalism

Q: What type of relationship occurs between organisms when one member benefits without affecting the other? A:
****
A:
commensalism