Q: Birds belong to a group of diapsids called the what? A:

OPTIONS:
- conifers
- mammals
- aviators
- archosaurs

Answer: archosaurs

Problem: OPTIONS:
- light
- heat
- plasma
- sound
Q: Q: What energy, produced by vibrations, cannot travel through empty space? A:
Answer: sound

Problem:OPTIONS:
- hormone
- pepsin
- leptin
- gastrin

Q: What signals the secretion of gastric acid? A:
****
A: gastrin

Q: Interconnected pathways through which carbon is recycled through the biotic and abiotic components of what? A:
OPTIONS:
- atmosphere
- ozone
- hemisphere
- biosphere
biosphere

Q: What type of change has occurred when a copper penny changes color? A:
OPTIONS:
- contamination change
- carbon change
- reactive change
- chemical change

Answer: chemical change

input with options: Q: After fertilization, how many cells does a zygote form into? A:
OPTIONS:
- three
- one
- six
- two
output:
two