regents review life science

Front

What is an autotroph?

Back

An autotroph is an organism that produces its own food using sunlight or chemical energy. Example: A tree.

Front

Is eating a lot of high protein meals really good for you?

Back

False. While protein is important, excessive intake can lead to health issues.

Front

What are biotic factors in an ecosystem?

Back

Biotic factors are the living components of an ecosystem, such as plants, animals, and microorganisms.

Front

Do prokaryotes have a nucleus?

Back

No, prokaryotes do not have a nucleus; their genetic material is not enclosed in a membrane.

Front

Which kingdom do animals belong to?

Back

Animals belong to the kingdom Animalia.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living things in an ecosystem, while abiotic factors are non-living elements like water, soil, and climate.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic material, returning nutrients to the soil and helping to recycle matter.

Front

What is the function of the cell membrane?

Back

The cell membrane controls the movement of substances in and out of the cell, maintaining homeostasis.