Problem:OPTIONS:
- Mesozoic
- cambrian
- Cenozoic
- permian

Q: All the major landmasses moved together to form one supercontinent in which period? A:
****
A: permian

Q: Where does oxygen enter the blood? A:
OPTIONS:
- in the heart
- in the veins
- in the liver
- in the lungs
in the lungs

Q: What is another word for saturated hydrocarbons? A:
OPTIONS:
- catalysts
- enzymes
- aldehydes
- alkanes

Answer: alkanes

Question: Q: Convection in which part of the earth drives the movement of the plates of lithosphere over the earth's surface? A:
OPTIONS:
- atmosphere
- ocean
- upper crust
- mantle
Answer: mantle

input with options: Q: Electrical potential energy can be described by the equation pe = qv, where q is the electric charge and v is what? A:
OPTIONS:
- amplitude
- wavelength density
- frequency
- voltage
output: voltage

Problem: OPTIONS:
- catalysts
- oxides
- isotopes
- cations
Q: Q: What are electrons lost during the formation of ions called? A:
Answer:
cations