Q: Fact 1: Biomass is the total mass of organisms at a trophic level. Fact 2: Biomass Organic matter, called biomass, can be burned in an incinerator to produce energy. Given the two facts above, the total mass of organisms at a trophic level can be burned in an incinerator to what?

OPTIONS:
- heat energy
- produce burning
- produce energy
- produce sound
- Electrical energy
- Greenhouse gases
- adding heat
- produce light

A: produce energy

input: OPTIONS:
- valleys
- Sediment
- mountains
- canyons
- soils
- hills
- soft soil
- loose soil Now, answer this question: Fact 1: Most canyons are formed by flowing rivers through erosion over long periods of time. Fact 2: Canyon formed as a consequence of river erosion. Given the two facts above, what does erosion form?
A:
output: canyons

Fact 1: Sexual reproduction increases genetic diversity. Fact 2: All creatures procreate via sexual reproduction. Given the two facts above, what increases genetic diversity?

OPTIONS:
- mutations
- getting married
- gene flow
- dating
- bushes
- mitosis
- procreation
- flowers

Answer: procreation

Problem: OPTIONS:
- nutrients
- organic molecules
- consumers
- healing of wounds
- water conservation
- important habitats
- watershed
- Most plants
Q: Fact 1: Zinc has a positive impact on the healing of wounds. Fact 2: Sources of zinc are soil, zinc oxide, zinc sulfate, zinc chelate. Given the two facts above, what can soil have a positive impact on?
Answer: healing of wounds

Problem:OPTIONS:
- Pesticides
- fossil fuels
- remains of prehistoric life
- chlorofluorocarbons
- energy of moving objects
- an erupting volcano
- harmful substances
- forest is destroyed

Fact 1: The emission of sulfur dioxide causes acid rain. Fact 2: An erupting volcano emits sulfur dioxide. Given the two facts above, what causes acid rain?
****
A: an erupting volcano

Problem:OPTIONS:
- Sediment
- flooding
- movement
- Winter
- deltas
- wind
- amoebae
- friction

Fact 1: Mechanical weathering is when rocks are broken down by mechanical means. Fact 2: Sediment, and sedimentary rock, is made of particles broken down from other rocks. Given the two facts above, what occurs when rocks are weathered mechanically?
****
A:
Sediment