Science 7 Ch#4

write your name ,class & section.

The process by which water is lost from the leaves is called___________.

• diffusion

• active transport

• transpiration

• respiration

Roots absorbs water through_______.

• xylem

• phloem

• stomata

• root hairs

Small openings for gaseous exchange in the bark of tree are called _________.

• lenticels

• stomata

• cuticles

• epidermal hairs

_________ lowers down the rate of tranpiration.

• bright light

• wind

• high temperature

• humidity

The process by which prepared food is transported from leaves to other parts of plant is called________

• translocation

• transmission

• transpiration

• transference

The tip of the root is called ____________.

• root cap

• root hair

• root sap

• root pressure

The tissue which is responsible for the transportation of food in the plant is called___________.

• xylem

• phloem

• tracheids

• endodermis

Plants slows down rate of transpiration by___________

• cohesion

• wilting

• adhesion

• blooming

_______ are small openings on underside of leaves.

• guard cells

• stomata

• leaf veins

• mesophyll cells