Problem: OPTIONS:
- unidirectional
- exoskeleton
- contracting
- fins
- four limbs
- gills
- kinetic energy
- eight eyes
Q: Fact 1: Lungs are used for breathing air by land animals. Fact 2: Land Animals Land animals have four limbs. Given the two facts above, lungs are used for breathing air by animals with what?
Answer: four limbs

Problem:OPTIONS:
- matter vibrating
- Pollution
- rain
- Stale air
- condensation
- emissions
- suffocation
- friction

Fact 1: Carbon monoxide is a gas produced by furnaces and other devices that burn fuel. Fact 2: Excessive accumulation build-up of carbon monoxide can cause suffocation. Given the two facts above, what can gas furnaces cause?
****
A: suffocation

Fact 1: Plants that are adapted to very dry environments are called xerophytes. Fact 2: Succulents, bromeliads and cacti are xerophytes. Given the two facts above, what type of environment is a bromeliad adapted to?
OPTIONS:
- Exfoliation
- cold
- seasons
- heat
- deserts
- heat or cold
- Very dry
- survival
Very dry

Fact 1: Pollutants have a negative impact on the environment. Fact 2: Hydrocarbon emissions are one of the pollutants that create ozone pollution. Given the two facts above, what has a negative impact on the environment?
OPTIONS:
- forest is destroyed
- habitats
- animals
- oxygen
- deforestation
- movements in the earth's crust
- harmful substances
- hydrocarbon emissions

Answer: hydrocarbon emissions

Question: Fact 1: Cancer genes can be inherited. Fact 2: Cancer can cause death. Given the two facts above, what can be inherited?
OPTIONS:
- Smoking
- fever
- rings
- alleles
- death
- Weight
- anemia
- disease
Answer: death

input: OPTIONS:
- energy
- Energy.
- heat energy
- electron
- nucleus
- vaporization
- neutron
- bond Now, answer this question: Fact 1: If a neutral atom loses an electron then an atom with a negative charge will be formed. Fact 2: When an atom or molecule is no longer neutral it is called an ion . Given the two facts above, if an atom loses an what it forms an ion?
A:
output:
electron