Understanding Plant Diversity and Structure

How many estimated species of plants are there?

• 100,000

• 200,000

• 300,000

• 400,000

Tags

NGSS.HS-LS4-5

What are the two main categories of plants mentioned?

• flowering and non-flowering

• vascular and nonvascular

• deciduous and evergreen

• annual and perennial

In vascular plants the phloem carries _____.

What type of plants are referred to as bryophytes?

• vascular plants

• seedless plants

• flowering plants

• nonvascular plants

Which of the following is NOT a characteristic of vascular plants?

• Have true stems

• Have true roots

• Have true leaves

• Have no need for water

What do stomata help with in plants?

• water absorption

• gas exchange

• nutrient transport

• photosynthesis

Tags

NGSS.MS-LS1-6

What is the role of guard cells in plants?

• To open and close stomata

• to absorb sunlight

• to transport nutrients

• to produce seeds

Tags

NGSS.MS-LS1-6

Plants in areas with limited water might have what type of leaf?

• broad leaves

• thin leaves

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Plants in areas with limited light may have what type of leaf?

• Broad leaves

• Thin leaves

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What adaptation do carnivorous plants use to supplement their nitrogen needs?

• photosynthesis

• digesting insects

• storing water

• absorbing sunlight