Q: Without what food chain component, organic wastes and dead organisms would pile up everywhere, and their nutrients would no longer be recycled? A:
OPTIONS:
- acids
- probiotics
- nitrates
- decomposers
decomposers

Q: Tin is oxidized at the anode, while silver ion is reduced at? A:
OPTIONS:
- anodyne
- iodine
- gamma
- cathode

Answer: cathode

Question: Q: The units of time, day and year are based on what? A:
OPTIONS:
- motions of the sun
- gravitational waves
- moon phases
- motions of earth
Answer: motions of earth

input with options: Q: Virtually all aquatic organisms depend directly or indirectly on what for food? A:
OPTIONS:
- prokaryotes
- growths
- ground beef
- protists
output: protists

Q: Q: What are the 3 types of tissues that modern plants have? A:

OPTIONS:
- cambrium, epidermis, and ground
- sturdy , ground , and vascular
- sinuous , ground , and vascular
- dermal, ground, and vascular

A: dermal, ground, and vascular

Q: What are a class of tetrapod vertebrates that produce amniotic eggs called? A:
OPTIONS:
- mammals
- amphibians
- insects
- reptiles
reptiles