Q: Q: What is the name of the black opening in the eye that lets light enter? A:

OPTIONS:
- iris
- cornea
- inlet
- pupil

A: pupil

input: OPTIONS:
- seasons
- nitrogen
- soil
- carbon dioxide Now, answer this question: Q: Photosynthesis requires light, water and what else? A:
A:
output: carbon dioxide

Q: Marshes, swamps, and bogs are types of what? A:

OPTIONS:
- grasslands
- rivers
- ponds
- wetlands

Answer: wetlands

Problem: OPTIONS:
- lungs
- the heart
- the spinal cord
- blood vessel
Q: Q: The procedure known as angioplasty is used when what part of the circulatory system is clogged? A:
Answer: blood vessel

Problem:OPTIONS:
- ionic cell
- function cell
- element cell
- unit cell

Q: What is the smallest portion of a crystal lattice? A:
****
A: unit cell

Problem:OPTIONS:
- two
- twelve
- four
- three

Q: How many bones does the mammalian middle ear have? A:
****
A:
three