*Question*
Q: What type of molecule is carbon dioxide (co2)? Choices: - non-linear - planar - filter - linear A:
**Answer**
linear

*Question*
Q: In combination or synthesis reactions, two chemical species combine to produce a what? Choices: - fusion - mixture - alloy - new compound A:
**Answer**
new compound

*Question*
Q: What glands in the breast secrete milk? Choices: - primordial glands - adrenal glands - fetal glands - mammary glands A:
**Answer**
mammary glands

*Question*
Q: What can be looked at to see a record of how horses evolved? Choices: - erosion records - carbon dating - pattern records - fossil records A:
**Answer**
fossil records