Plant Bodies as Systems (Unit 2, Lesson 2)

What part of a plant's leaves allows the plant to take in carbon dioxide and release oxygen?

• stem

• cuticle

• stomata

• chloroplasts

Tags

NGSS.MS-LS1-6

Plants contain xylem and phloem tissue. What organ system in animals performs a similar function as the xylem and phloem of plants?

• digestive system

• excretory system

• respiratory system

• circulatory system

A cactus is covered with a waxy layer to prevent water loss. Which type of tissue is this?

• dermal

• ground

• vascular

• connective

A plant leaf is an organ. In what way is a human lung similar to a plant leaf?

• Both organs make chemical energy.

• Both organs are made up of only one kind of cell.

• Both organs are made up of only one type of protective dermal tissue.

• Both organs are responsible for the exchange of oxygen and carbon dioxide gases.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A student is studying flowering plants in her science class. She creates a poster to diagram the different plant parts: leaf, stem, and roots. Taken together, ALL of the plant parts make which level of organization?

• cells

• organism

• ecosystem

• organ system

Plant bodies can respond to changes in their environmental conditions. How does a plant regulate water in its body?

• by growing toward a light source

• through the opening and closing of its stomata

• by photosynthesizing more energy

• through wilting and dropping its leaves

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

During which process do plants capture light energy and carbon dioxide and use them to produce a sugar called glucose?

• photosynthesis

• fertilization

• reproduction

• cellular respiration

Tags

NGSS.MS-LS1-6

The most basic unit of life is the:

• organ

• tissue

• cell

• organism

Tags

NGSS.MS-LS1-1

A collection of cells working together to do a job for the body is a:

• organ

• tissue

• organ system

• organism

Tags

NGSS.MS-LS1-3

When different tissues work together to complete a job, we call that:

• a cell

• a tissue

• an organ

• an organ system

Tags

NGSS.MS-LS1-3