Problem: OPTIONS:
- molecules between organisms
- chemical bonds
- digestion
- interactions between organisms
Q: Q: What ultimately results in the cycling of nutrients in ecosystems? A:
Answer: interactions between organisms

Problem:OPTIONS:
- photosynthesis
- hibernation
- absorption
- reproduction

Q: Asexual, sexual, budding, and parthenogenesis are all forms of what? A:
****
A: reproduction

Q: What is the name of the relatively large gland in the neck that secretes thyroxin? A:
OPTIONS:
- Pancreas
- Thyroid
- Pituitary
- thyroid
thyroid

Q: The cells of the blastocyst form an inner cell mass called the what? A:
OPTIONS:
- blastocyst
- chloroplast
- xerophyte
- embryoblast

Answer: embryoblast

Question: Q: Steel, bronze, and brass are examples of what? A:
OPTIONS:
- oxides
- compounds
- chemicals
- alloys
Answer: alloys

input: OPTIONS:
- catalytic materials
- interstitial materials
- Metal material
- ferromagnetic materials Now, answer this question: Q: What are materials that can be magnetized called? A:
A:
output:
ferromagnetic materials