Fact 1: Chloroplasts contain the green pigment chlorophyll. Fact 2: Chloroplasts Chloroplasts serve as the site of photosynthesis. Given the two facts above, the site of what contains the green pigment chlorophyll?

OPTIONS:
- orchids
- fertile
- peachleaf willow
- In their leaves
- photosynthesis
- Most plants
- an organism's body
- swamp vegetation

Answer: photosynthesis

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

OPTIONS:
- helpful
- parasites
- disease-causing
- Roundworms.
- beneficial
- smallpox
- disease-curing
- a pathogens

Answer: disease-causing

Fact 1: Behaviors that improve fitness increase through natural selection. Fact 2: Natural selection is differential reproduction. Given the two facts above, behaviors that improve fitness increase through?

OPTIONS:
- differential reproduction
- produce offspring
- biological diversity
- metabolic reaction
- recovery time from fatigue
- characteristics
- barks and snarls
- members of their own species

Answer: differential reproduction

Fact 1: Sperm had to swim from male to female reproductive organs for fertilization. Fact 2: Endocrinology is the study of organs that produce hormones involved in fertility and reproduction. Given the two facts above, what swim from organs that produce hormones for fertilization?

OPTIONS:
- sperm
- toads
- embryos
- blood
- humans
- eggs
- seeds
- ovaries

Answer:
sperm