Plant Structure and Function B

Which of the following correctly describes parenchyma cells?

• thick cell walls

• thin cell walls

• dead when functioning

• differentiated

Strong, inflexible, structural cells are __________________.

• sclerenchyma

• collenchyma

• phloem

• xylem

___________ bring sugar from the shoots to the roots.

• Collenchyma

• Phloem

• Xylem

• Sclerenchyma

Secondary growth is growth in ____________.

• length

• width

The ____________ is the lateral meristem responsible for secondary growth.

• apex

• cambium

The ____________________ replaces the epidermis with the thicker, rougher periderm.

• cork cambium

• vascular cambium

• apical meristem

The ___________ is a waxy layer for keeping water inside leaf.

• sclerenchyma

• cuticle

• cyclic-A monophosphate

The ___________ are holes in the leaf for gas exchange.

• cuticles

• stoma

• veins

• parenchyma

Tags

NGSS.MS-LS1-6

Is the palisade mesophyll compact or spongy?

• compact

• spongy

Tags

NGSS.MS-LS1-2

Morphological adaptations for growing in darkness to enable exposure to sunlight are a result of _____________.

• etiolation

• thigmotropism

• gravitropism

• lumenic growth

Tags

NGSS.MS-LS1-5