Fact 1: Thick fur can be used for keeping warm. Fact 2: When the body is warm, heat production is minimized. Given the two facts above, thick fur can be used for minimizing what?

OPTIONS:
- heat energy
- heat production
- scattered light
- energy usage
- freezer burn
- movie production
- fur production
- Temperature

Answer: heat production

Fact 1: Disease-causing microbes have a negative impact on the body. Fact 2: Microbes are also called microorganisms. Given the two facts above, what has a negative impact on the body?

OPTIONS:
- disease-causing microorganisms
- air
- water
- wind and erosion
- food
- smallest agents of disease
- exposure to cold
- influenza orthomyxoviruses

Answer: disease-causing microorganisms

Fact 1: Arthropods are the largest phylum of invertebrates. Fact 2: Insects are the largest group of arthropods. Given the two facts above, what are invertebrates?

OPTIONS:
- fungi
- humans
- insects
- food
- mammals
- gorillas
- barnacles
- animals

Answer: insects

Fact 1: When a plant grows , the size of the leaves of that plant may increase. Fact 2: Leaves are the sites of photosynthesis. Given the two facts above, what may increase when a plant grows?

OPTIONS:
- photosynthesis
- kinetic energy
- genetic diversity
- activation energy
- stamina
- bloom time
- nutrients
- gene flow

Answer:
photosynthesis