Bio sem 1 review 2

Front

What type of data is collected when observing the intensity of colors of leaves in the fall?

Back

Qualitative data.

Front

What is the role of guard cells in relation to stomata?

Back

Guard cells open stomata when they gain water, allowing gas exchange.

Front

In a graph, what is the dependent variable?

Back

The dependent variable is the one that is measured or affected in the experiment, such as the amount of rainfall.

Front

What macromolecule carries hereditary information?

Back

Nucleic acids.

Front

Which element is NOT a major component of the human body?

Back

Copper.

Front

Define qualitative data.

Back

Qualitative data describes characteristics or qualities that can be observed but not measured numerically.

Front

What is the function of stomata in plants?

Back

Stomata allow for gas exchange, letting carbon dioxide in and water vapor out.

Front

What are nucleic acids made of?

Back

Nucleic acids are made of nucleotides, which consist of a sugar, a phosphate group, and a nitrogenous base.

Front

List the four major macromolecules essential for life.

Back

Carbohydrates, lipids, proteins, and nucleic acids.

Front

What is the primary function of carbohydrates in living organisms?

Back

Carbohydrates provide energy and serve as structural components.