Chapters 1-3 Question Bank

Front

What is the greenhouse effect?

Back

The greenhouse effect is a natural process where certain gases in Earth's atmosphere trap heat, keeping the planet warm enough to support life.

Front

True or False: The greenhouse effect is a natural process that occurs even without human involvement.

Back

True

Front

What is an omnivore?

Back

An omnivore is an organism that eats both plants and animals for energy.

Front

What would have the most severe consequences in a food chain?

Back

A drastic decrease in rainfall, causing a drought.

Front

What is the ultimate source of energy for an ecosystem?

Back

The Sun.

Front

What is a limiting factor?

Back

A limiting factor is a resource or condition that limits the growth, abundance, or distribution of an organism or a population.

Front

What role do producers play in an ecosystem?

Back

Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

Front

What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

Front

What is the difference between a herbivore and a carnivore?

Back

A herbivore is an organism that eats only plants, while a carnivore is an organism that eats only other animals.

Front

What is the significance of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the soil, which supports plant growth.