Exam 4

A(n) ________________________ is a layer of cells in the roots and stems that regulates movement of water and nutrients

• epidermis

• cortex

• endodermis

• none of the answers are correct

Water can get to the xylem through the ________________ pathway, which is considered active absorption. Water passes through one cell to the next through plasmodesmata.

• apoplast

• symplast

• apoloplast

• none of the answers are correct

What causes water to move up the xylem to the leaves?

• cohesion

• adhesion

• capillary action

• all of the answers are correct

Minerals move in through the root via osmosis. Minerals go from lower water potential to higher water potential in the root hair cell.

• true

• false

Dried blood and fish meal are inorganic nitrogen fertilizers.

• true

• false

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Deformed terminal leaves are a sign of _______________ deficiency.

• phosphorus

• nitrogen

• iron

• calcium

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Purplish leaves and stems are a sign of _______________ deficiency.

• phosphorus

• nitrogen

• iron

• calcium

Mottled, spotted, and curled older leaves are a sign of _______________ deficiency.

• phosphorus

• nitrogen

• iron

• potassium

Water potential is a measure of how freely water molecules can move.

• true

• false

When water molecules are attracted to water molecules, this is called ________________.

• cohesion

• adhesion

• capillary action

• none of the answers are correct