Unit 1A Practice Flashcardizz for Final

Front

What is a biotic factor in an ecosystem?

Back

A biotic factor is a living component of an ecosystem, such as plants, animals, and microorganisms.

Front

What is an abiotic factor in an ecosystem?

Back

An abiotic factor is a non-living component of an ecosystem, such as sunlight, water, and minerals.

Front

What is nitrogen fixation?

Back

Nitrogen fixation is the process by which certain bacteria convert atmospheric nitrogen into a form that plants can use.

Front

Which organisms are primarily responsible for nitrogen fixation in the soil?

Back

Bacteria are primarily responsible for nitrogen fixation in the soil.

Front

What is predation?

Back

Predation is an ecological interaction where one organism (the predator) kills and consumes another organism (the prey) for energy.

Front

What is inter-specific competition?

Back

Inter-specific competition is the competition between different species for the same resources, such as food or shelter.

Front

What is intra-specific competition?

Back

Intra-specific competition is the competition among individuals of the same species for limited resources.

Front

How does carbon return to the atmosphere after being stored in fossil fuels?

Back

Carbon returns to the atmosphere during the burning of fossil fuels for energy in factories.

Front

What role do plants play in the carbon cycle?

Back

Plants absorb carbon dioxide from the atmosphere during photosynthesis, converting it into organic matter.

Front

What is the significance of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.