Reference no: EM133934938

Question

1. At the conclusion of meiosis in plants, the end products are always four haploid

a. eggs.

b. gametes.

c. spores.

d. seeds.

e. sperm.

2. A water molecule could move all the way through a plant from soil to root to leaf to air and pass through a living cell only once. This living cell would be a part of which structure?

a. a guard cell

b. the endodermis

c. the root cortex

d. the root epidermis

e. the Casparian strip

3. Choose the option that best describes the relationship between the cell wall thickness of parenchyma cells versus sclerenchyma cells.

a. The cell walls of parenchyma cells are thicker than those of sclerenchyma cells.

b. The cell walls of parenchyma cells are thinner than those of sclerenchyma cells.

c. The thickness of the cell walls for both types of cells is too variable for a comparison to be made.

d. The cell walls of both types of cells are roughly equal.

4. How do macronutrients differ from micronutrients?

a. They differ in their availability in soil.

b. They differ in the amount of the nutrient that plants require.

c. They differ in how much nitrogen, phosphorus, and potassium are present.

d. They differ in whether they are essential for plant growth and survival.

5. If the pressure potential of a cell is 0.3 MPa and solute potential is -0.45 MPa, the resulting water potential is

a. -0.75 MPa.

b. +0.75 MPa.

c. +0.15 MPa.

d. -0.42 MPa.

e. -0.15 MPa.