input: OPTIONS:
- Energy
- trees
- Energy.
- bottom of feet
- herbivores
- kinetic energy
- animals
- energy usage Now, answer this question: Fact 1: Biomass is the total mass of organisms at a trophic level. Fact 2: Herbivores are the second trophic level and graze on plants. Given the two facts above, biomass is the total mass of organisms on a level such as what?
A:
output: herbivores

Fact 1: Amphibians have permeable skin that easily absorbs substances from the environment. Fact 2: Some substances are harmful to the body and block biological systems. Given the two facts above, what can amphibians permeable skin do?

OPTIONS:
- Display wealth
- Make money
- resistance
- Help them fly
- Vibrates
- Harm them
- It expands
- Damages them

Answer: Harm them

Problem: OPTIONS:
- coded genes
- Molasses
- Enzymes
- flowers
- fat
- yeast
- hormones
- protein
Q: Fact 1: Sugar causes food to taste sweet. Fact 2: Molasses Sugar Molasses Sugar is the darkest sugar of all. Given the two facts above, what causes food to taste sweet?
Answer: Molasses

Problem:OPTIONS:
- a lot of human deaths
- death and devastation
- increase in carbon
- forest is destroyed
- a tree falling
- disturbance of land surface
- loss of sunlight
- low tides

Fact 1: Being exposed to wind can cause erosion of soil. Fact 2: Soil Erosion Soil erosion is caused by disturbance of a land surface. Given the two facts above, what can being exposed to wind cause?
****
A: disturbance of land surface

Fact 1: Air pollution can cause the pH of soil to decrease. Fact 2: Acidity increases as the pH number decreases, and alkalinity increases as the pH number increases. Given the two facts above, what can increase soil acidity?
OPTIONS:
- Air pollution
- Organic compounds
- humans disturb it
- cactuses
- flooding
- deforestation
- Pollution
- harmful substances
Air pollution

Fact 1: Aflashlight requires a source of electricity to produce light. Fact 2: Flashlights and remote controlled cars get their energy from batteries. Given the two facts above, what do cars use?
OPTIONS:
- heat energy
- electricity
- wind
- water
- to move people
- oxygen
- sensory neurons
- engines

Answer:
electricity