Problem:OPTIONS:
- Birds
- bacteria
- pan
- nerves
- sharks
- otters
- bass
- viruses

You are presented with the quiz "what has a centralized nervous system with a brain?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "fish have a centralized nervous system with a brain" and "fish include bass and salmon". So, what's the best answer to the question?
****
A: bass
You are presented with the quiz "What can antibodies (large Y-shaped proteins) recognize and bind to?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "antibodies are large, Y-shaped proteins that recognize and bind to antigens" and "aLL immunogens are antigens". So, what's the best answer to the question?
OPTIONS:
- animals
- fish
- blood types
- positive
- immunogens
- cats
- humans
- the skin
immunogens
You are presented with the quiz "What happens to the density of a gas when heated?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if gas is heated then that gas will expand" and "if a material is heated, it expands and the density decreases". So, what's the best answer to the question?
OPTIONS:
- stays constant
- Temperature
- energy
- Energy.
- decreases
- nothing
- Evaporation
- increases

Answer: decreases
Question: You are presented with the quiz "What can cause landslides?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "erosion can cause a landslide" and "and the erosion caused by the unimpeded flow of water is an example of unintentional change". So, what's the best answer to the question?
OPTIONS:
- The flow of water
- loose soil
- Drought
- deforestation
- Adequate subsurface drainage
- mouth of rivers
- Physical weathering
- Lack of rain
Answer: The flow of water
input with options: You are presented with the quiz "What can help with seeing in the dark?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "alight bulb is used for seeing in the dark" and "electricity can run appliances and illuminate light bulbs". So, what's the best answer to the question?
OPTIONS:
- bushes
- Eyedroppers
- Magic
- satellites
- cactuses
- Electricity
- Telescopes
- focusing a lens
output: Electricity
Problem: OPTIONS:
- bloodstream
- humans
- mitosis
- bone marrow
- organs
- Epidermis
- critical organs
- stomach
Q: You are presented with the quiz "where are the key cells involved in the immune response made?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "lymphocytes are the key cells involved in the immune response" and "lymphocytes are produced in the bone marrow". So, what's the best answer to the question?
Answer:
bone marrow