Xerophytes and hydrophytes

1. What is an adaptation?

• A feature or behavior that helps an organism reproduce and survive.

• The food that an animal eats.

• How energy moves in a food web.

Which feature of a rose helps it grow without being eaten by large animals?

• flowers with bright colors
• sharp thorns
• small seeds
• deep roots

Tags

NGSS.MS-LS4-4

Plants which require minimum moisture

• Tropophytes
• Xerophytes
• Mesophytes

Tags

NGSS.MS-LS2-1

A plant adaptation commonly found in dry, hot climates is

• a thin waxy cuticle

• small numerous stomata

• plants with stomata that open during the night

• ability to lose leaves during the wettest part of the year

Tags

NGSS.MS-LS1-5

Desert plants have a deeply penetrating root system because

• The roots need to provide a larger surface area for water uptake

• The roots need to reach water that may be found at relatively greater depths

• The roots need to store more starch so the plant can survive in arid conditions

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Two structures on a plant that work to reduce water loss include

• Stomata

• Roots

• Waxy cuticle on leaves and stems

• Stem

Identify 3 plant adaptations of Xerophytes

• More leaves during the summer months

• Sunken stomata

• Leaves modified into spines or hairs

• Thick stem

Which are features of leaves of xerophytes? (tick all that apply)

• thick cuticle

• flat leaves

• hairs on leaves

• raised stomata

Which of these is an adaptation of hydrophytes (a plant which grows only in or on water)?

• Stomata on underside of leaves
• Stomata on upper side of leaves
• Stomata in rolled leaves
• Stomata shielded by hairs

Tags

NGSS.MS-LS1-5

Which of the following are NOT the adaptive features of hydrophytes? (Tick whichever correct)

• Wide and flat leaves

• Long roots

• Thick waxy cuticle layer

• Stomata on the upper surface