You are presented with the quiz "What is used to study viruses?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "viruses are so small that they can be seen only with an electron microscope" and "viruses are studied by radiography and use of the electron microscope". So, what's the best answer to the question?
OPTIONS:
- rays or beams
- Cooking
- aqueous solution
- energy
- an image
- radiation
- radiography
- Dilution
radiography
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 "unrestricted logging practices lead to erosion, landslides, and flooding". So, what's the best answer to the question?
OPTIONS:
- loose soil
- wind
- Movement
- streams
- vehicles
- Sediment
- logging
- rivers

Answer: logging
Question: You are presented with the quiz "What do cells secrete to maintain the proper pH for enzymes to work?" 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 "acids and bases are electrolytes". So, what's the best answer to the question?
OPTIONS:
- Energy
- Chemical energy
- water conservation
- sweating
- heat energy
- aqueous solution
- Organic compounds
- electrolytes
Answer: electrolytes
input with options: You are presented with the quiz "What prolongs the storage life of food in space?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "astronauts require preserved food for extended flights" and "preservatives are added to extend the shelf life". So, what's the best answer to the question?
OPTIONS:
- hydrogen and oxygen
- preservatives
- Dehydration
- heating liquids
- Fuel cells
- heat energy
- hard outer covering
- layers of fat
output: preservatives
Q: You are presented with the quiz "Something that has permeable skin that easily absorbs substances starts life where?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "amphibians have permeable skin that easily absorbs substances from the environment" and "amphibians begin their lives in the water". So, what's the best answer to the question?

OPTIONS:
- wetland
- Earth
- deserts
- Winter
- Water
- soil
- root
- rivers

A: Water
You are presented with the quiz "When food and water decreases, what increases?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "if the amount of available food and water decreases in an environment then animals may leave that environment to find food and water" and "many animals migrate, traveling to avoid bad weather, to find food, or to reproduce". So, what's the best answer to the question?
OPTIONS:
- energy usage
- heat energy
- Migration
- Temperature
- Pollution
- forces
- root growth
- deforestation
Migration