Q: Segmented worms have a digestive,nervous and what type of system? A:

OPTIONS:
- pulmonary
- vascular
- lymphatic
- circulatory

Answer: circulatory

Problem: OPTIONS:
- increase it
- raise it
- heighten it
- lower it
Q: Q: Liquid hcl can be used to do what to the ph of a swimming pool? A:
Answer: lower it

Problem:OPTIONS:
- carbon
- helium
- oxygen
- sulfur

Q: What element is released into the atmosphere by the burning of fossil fuels? A:
****
A: sulfur

Q: What distinguishing characteristic of annelid anatomy shows specialization and adaptation? A:
OPTIONS:
- asymmetry
- beautiful
- compression
- segmentation
segmentation

Q: What do we call the diffusion of water across a membrane because of a difference in concentration? A:
OPTIONS:
- cell transportation
- hemostasis
- electrolysis
- osmosis

Answer: osmosis

input with options: Q: What is used to date older fossils? A:
OPTIONS:
- search engines
- litmus testing
- electron microscopes
- radioactive isotopes
output:
radioactive isotopes