U2 Biological Systems Review

Front

What is transpiration in plants?

Back

Transpiration is the process by which plants lose water vapor through small openings called stomata, primarily in the leaves.

Front

What organs make up the digestive system?

Back

The digestive system is made up of the esophagus, stomach, small intestine, and large intestine.

Front

How do plants absorb water?

Back

Plants absorb water primarily through their roots.

Front

What is the function of stomata in plant leaves?

Back

The main function of stomata is to facilitate gas exchange, allowing carbon dioxide to enter and oxygen to exit.

Front

What stimulus causes roots to grow downward and stems to grow upward?

Back

Gravity is the stimulus that causes roots to grow downward and stems to grow upward.

Front

What is the role of chlorophyll in plants?

Back

Chlorophyll is a pigment in plants that absorbs sunlight for photosynthesis, allowing plants to convert light energy into chemical energy.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with the help of chlorophyll, converting carbon dioxide and water into glucose and oxygen.

Front

What is the function of the small intestine?

Back

The small intestine is responsible for the majority of nutrient absorption in the digestive system.

Front

What is the role of the large intestine?

Back

The large intestine absorbs water and electrolytes from indigestible food matter and compacts waste into feces.

Front

What is the purpose of the circulatory system?

Back

The circulatory system transports nutrients, gases, hormones, and waste products throughout the body.