Problem: OPTIONS:
- isotopes
- matured isotope
- radionuclides
- radioisotopes
Q: Q: What is an isotope that is radioactive called? A:
Answer: radioisotopes

Problem:OPTIONS:
- Carbaryl
- miticide
- Acetamiprid
- ddt

Q: Peregrine falcons made an incredible recovery after laws were passed banning the use of what? A:
****
A: ddt

Q: What is the state of matter that resembles a gas, but is made of ions, giving it different properties than a typical gas? A:
OPTIONS:
- gamma
- vapor
- acid
- plasma
plasma

Q: Because the masses of subatomic particles are so small, a new unit, called what, was defined? A:
OPTIONS:
- atomic volume unit
- particle mass unit
- nuclear mass unit
- atomic mass unit

Answer: atomic mass unit

Question: Q: Tropical rainforest, temperate grassland, and tundra are examples of what type of biomes? A:
OPTIONS:
- atmospheric
- oceanic
- horizontal
- terrestrial
Answer: terrestrial

input: OPTIONS:
- iris
- cornea
- inlet
- pupil Now, answer this question: Q: What is the name of the black opening in the eye that lets light enter? A:
A:
output:
pupil