TRANSPORT IN PLANTS Quiz 7

Transpiration can create pressure sufficient to lift a xylem sized column of water

Orientation of Cellular microfibrils in guard cells is _______

Statement 1: Root endodermis has the ability to passively transport ions in one direction only. || Statement 2: Root endodermis has a layer of suberin.

After the ions reached xylem their further transport is through

Minerals must enter the root

Mineral ions move into the epidermal cell by

Statement 1: C3 plants are twice as efficient as C4 plants in terms of fixing carbon || Statement 2: C3 plants loses only half as much water as C4 plant for the same amount of CO2 fixed

Transport proteins in endodermal cells

The plant factors that affect transpiration

The function of stomata is / are

Transpiration

Assertion - Transport protein of endodermal cells are control points || Reason – Plant only control the water molecule reach the xylem

The mutual attraction between water molecules is

Concentration of mineral in soil as compare to the concentration of mineral in the root

The external factors which affect transpiration