Biology STAAR 2023

Front

What is parasitism?

Back

Parasitism is a type of symbiotic relationship where one organism (the parasite) benefits at the expense of another organism (the host).

Front

What effect does nitrogen deficiency have on plant growth?

Back

Nitrogen deficiency can severely limit plant growth, as nitrogen is essential for the synthesis of proteins and nucleic acids.

Front

What is mutualism?

Back

Mutualism is a symbiotic relationship where both organisms benefit from the interaction.

Front

What defines a biological community?

Back

A biological community is defined as a group of different species living together in a specific area.

Front

What are the phases of mitosis in order?

Back

The phases of mitosis in order are Prophase, Metaphase, Anaphase, and Telophase.

Front

What is competition in ecology?

Back

Competition is an interaction between organisms or species in which both are harmed as they vie for limited resources.

Front

What is commensalism?

Back

Commensalism is a type of symbiotic relationship where one organism benefits while the other is neither helped nor harmed.

Front

What role do decomposers play in an ecosystem?

Back

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

Front

What is the significance of nitrogen in soil?

Back

Nitrogen is a crucial nutrient for plants, necessary for growth and development, particularly for protein synthesis.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components, such as water, soil, and climate.