Topic 4-5 Unit 2 Review

Question 1

Selectively Permeable

Answer 1

allowing only certain materials to pass-through

Question 2

Permeable

Answer 2

allowing materials to pass through

Question 3

Impermeable

Answer 3

the movement of particles in liquids and gases from an area of higher concentration to an area of lower concentration

Question 4

Osmosis

Answer 4

the diffusion of a solvent, usually water, through a selectively permeable membrane

Question 5

Vascular Tissues

Answer 5

in plants, tissues that connect the root system and

the shoot system

Question 6

Phloem tissue

Answer 6

in plants, the tissue that transports sugars manufactured in the leaves to the rest of the plant.

Question 7

Xylem tissue

Answer 7

in plants, the tissue that conducts water and minerals absorbed by the root cells to every cell in the plant

Question 8

Root hairs

Answer 8

on a plant root, an extension of a single epidermal cell. Water enters a root hair by osmosis

Question 9

Transpiration

Answer 9

the loss of water from a plant through evaporation

Question 10

Specialized

Answer 10

in living things, cells have different structures and

appearances and performing different functions

Question 11

Tissues

Answer 11

a group of cells having the same structure and function (e.g., muscle, nerve, skin)

Question 12

Organs

Answer 12

a group of different tissues that work together to perform a specific function

Question 13

Systems

Answer 13

a collection of parts that work together in such a way that a change in one part can result in a change in another part

Question 14

Levels of organization

Answer 14

in organisms, the arrangement of structures from the simplest (i.e., cells) to more complex