Biology EOC Review Quiz

Which system is primarily responsible for hormone production and interaction with other systems?

• Nervous system

• Immune system

• Endocrine system

• Digestive system

How does the nervous system interact with the digestive system?

• By providing nutrients

• By fighting infections

• By producing insulin

• By stimulating muscle contractions

What is the primary function of the xylem in plants?

• Responding to light

• Reproducing cells

• Carrying water

• Transporting food

Which plant response involves growth towards light?

• Thigmotropism

• Hydrotropism

• Gravitropism

• Phototropism

What role does feedback play in the endocrine system?

• It regulates temperature

• It maintains homeostasis

• It transports nutrients

• It fights infections

In a predator-prey relationship, what happens to the predator population when the prey population declines?

• It becomes extinct

• It increases

• It remains stable

• It declines

What is mutualism in symbiotic relationships?

• Both species benefit

• One species benefits, the other is harmed

• Both species are harmed

• One species benefits, the other is unaffected

What is the primary source of energy in a food chain?

• Producers

• Primary consumers

• Secondary consumers

• Decomposers

How much energy is typically transferred from one trophic level to the next?

• 50%

• 20%

• 10%

• 5%

Why is biodiversity important for ecosystem stability?

• It prevents natural disasters

• It ensures a variety of food sources

• It maintains ecosystem integrity

• It increases competition