input: OPTIONS:
- bushes
- pollen
- sperm
- root
- leaf
- stem
- flower
- orchids Now, answer this question: You are presented with the quiz "a what has the purpose to produce for propagation" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "aflower 's purpose is to produce seeds" and "seed production is good, and propagation is by seeding". So, what's the best answer to the question?
A:
output: flower
You are presented with the quiz "What causes ice to form?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "freezing causes a solid to form" and "ice, on the other hand, is a solid". So, what's the best answer to the question?

OPTIONS:
- liquid
- Metling snow
- freezing
- water
- Condensation
- burning
- melting
- heat

Answer: freezing
Problem: OPTIONS:
- fur
- energy
- cold
- chilled
- warmth
- warm
- fats
- frozen
Q: You are presented with the quiz "Preventing the transfer of heat from an animal 's body causes that animal to keep what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "preventing the transfer of heat from an organims 's body causes that organism to keep warm" and "animals are organisms that have ingestive metabolism". So, what's the best answer to the question?
Answer: warm
Problem:OPTIONS:
- Chemical energy
- resistance
- increases a body's strength
- To keep their body heat.
- most human enzymes
- aerobic capacity
- allow growth
- temperature

You are presented with the quiz "Cells secrete acids and bases to maintain what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "cells secrete acids and bases to maintain the proper pH for enzymes to work" and "most human enzymes work at a optimal pH of 7.4, but other enzymes work at many different pH ranges". So, what's the best answer to the question?
****
A: most human enzymes
You are presented with the quiz "Devices require to function" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "electric devices require electrical energy to function" and "electricity is a kinetic energy". So, what's the best answer to the question?
OPTIONS:
- A kernel
- hydration
- an electron lens
- hydrogen and oxygen
- heating liquids
- a hydraulic system
- kinetic energy
- Something to move
kinetic energy
You are presented with the quiz "What is used for generating heat by burning?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "coal is used for generating heat by burning" and "fossil fuels are coal, oil and natural gases". So, what's the best answer to the question?
OPTIONS:
- carbon dioxide
- sunlight
- calcite
- Calcium carbonate
- water
- ice
- peachleaf willow
- fossil fuels

Answer:
fossil fuels