Question: Answer the following question given this paragraph: Pollen is a tiny male gametophyte enclosed in a tough capsule. Pollen carries sperm to an ovule while preventing the sperm from drying out. Pollen grains can't swim, but they are very light, so the wind can carry them. Therefore, they can travel through air instead of water. Q: What is the tiny male gametophyte enclosed in a tough capsule? A:
OPTIONS:
- Cell Capsule
- nitrogen
- calcium
- pollen
Answer: pollen

input with options: Answer the following question given this paragraph: Q: What are the two main parts of the human nervous system? A:
OPTIONS:
- lungs, brain
- lungs, spinal cord
- brain, heart
- brain, spinal cord
output: brain, spinal cord

Q: Answer the following question given this paragraph: At the end of the Precambrian, a mass extinction occurred. In a mass extinction , the majority of species die out. The Precambrian mass extinction was the first of six mass extinctions that occurred on Earth. It's not certain what caused this first mass extinction. Changes in Earth's geology and climate were no doubt involved. Q: What was the first mass extinction that occurred on earth? A:

OPTIONS:
- late Devonian mass extinction
- paleozoic mass extinction
- proterozoic mass extinction
- precambrian mass extinction

A: precambrian mass extinction

input: OPTIONS:
- two altered atoms
- two producing atoms
- three altered atoms
- two identical atoms Now, answer this question: Answer the following question given this paragraph: Pure nonpolar covalent bonds exist only between two identical atoms. The H-H bond would be 100% covalent, because there is no difference in electronegativity between the two atoms. Q: Pure nonpolar covalent bonds exist only between what? A:
A:
output: two identical atoms

Answer the following question given this paragraph: Loudness refers to how loud or soft a sound seems to a listener. The loudness of sound is determined, in turn, by the intensity, or amount of energy, in sound waves. The unit of intensity is the decibel (dB). Q: What is the term used to measure the intensity of sound waves? A:

OPTIONS:
- amplitude
- phon
- hertz
- decibel

Answer: decibel

Q: Answer the following question given this paragraph: Figure 17.33 Resonance has been used in musical instruments since prehistoric times. This marimba uses gourds as resonance chambers to amplify its sound. (credit: APC Events, Flickr). Q: Resonance has been used in what kind of human-made recreational objects since prehistoric times? A:

OPTIONS:
- toys
- paintbrushes
- arrows
- musical instruments

A:
musical instruments