Living Environment Regents Review Questions 1

Front

What is a control group in an experiment?

Back

A control group is a group in an experiment that does not receive the experimental treatment or variable, allowing for comparison with the experimental group.

Front

What is an experimental group?

Back

An experimental group is a group in an experiment that receives the treatment or variable being tested.

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, converting light energy into chemical energy.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is a substrate in enzymatic reactions?

Back

A substrate is the substance on which an enzyme acts during a biochemical reaction.

Tags

NGSS.MS-LS1-7

Front

What is the active site of an enzyme?

Back

The active site is the region of an enzyme where substrate molecules bind and undergo a chemical reaction.

Front

How does a microscope affect the orientation of the object being viewed?

Back

A microscope turns the object being viewed backwards and upside down.

Front

What is homeostasis?

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Tags

NGSS.HS-LS1-3

Front

Why is the control group important in an experiment?

Back

The control group is important because it provides a baseline to compare the effects of the variable being tested.

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll is the green pigment in plants that absorbs light energy, which is essential for the process of photosynthesis.

Tags

NGSS.MS-LS1-6

Front

What is the difference between a substrate and a product in enzymatic reactions?

Back

A substrate is the starting material that an enzyme acts upon, while a product is the substance formed as a result of the enzymatic reaction.