Q: Q: In humans, pharyngeal slits later develop into what? A:

OPTIONS:
- inner ear
- outer ear
- long ear
- middle ear

A: middle ear

input: OPTIONS:
- iron oxide
- rust
- sulfuric acid
- iron sulfide Now, answer this question: Q: When iron and sulfur are mixed together in a certain ratio and heated, what do they become? A:
A:
output: iron sulfide

Q: What chromosome determines the sex of an organism? A:

OPTIONS:
- ribosome
- S chromosome
- autosome
- sex chromosome

Answer: sex chromosome

Problem: OPTIONS:
- autotrophs
- plants
- insects
- phototrophs
Q: Q: What organism captures light energy and converts it to chemical energy inside its cell? A:
Answer: phototrophs

Problem:OPTIONS:
- kinetics
- vibration
- temperature
- friction

Q: What force explains why a tennis ball bounces differently on different surfaces, and shoes slip on some surfaces but stick on others? A:
****
A: friction

Problem:OPTIONS:
- sexual reproduction
- cross-breeding
- grafting
- cloning

Q: What is the only commercial way of reproducing plants such as orchids? A:
****
A:
cloning