Plant Structure And Growth
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This quiz assesses your knowledge of our plant structure and growth lesson.
- 1.Which of the following is the correct name for a system of roots that grows as one large vertical root with smaller later offshoots?
- A.
Fibrous root
- B.
Taproot
- C.
Secondary root
- D.
Prop root
- E.
Mycorrhizae
- 2.The three types of plant tissue, in order from the outside of a root to the inside, are
- A.
Vascular, ground dermal.
- B.
Vascular, dermal, ground.
- C.
Ground, vascular, dermal.
- D.
Ground, dermal, vascular.
- E.
Dermal, ground, vascular.
- 3.A plant whose life span occurs over the course of two years is known as a(n)
- A.
Annual.
- B.
Triannual.
- C.
Biennial.
- D.
Perennial.
- E.
Seasonal.
- 4.The region of the plant in which the parenchyma cells are located that are involved in photosynthesis is called
- A.
Vascular cylinder.
- B.
Mesophyll.
- C.
Epidermis.
- D.
Xylem.
- E.
Phloem.
- 5.Which of the following is dead at functional maturity?
- A.
Companion cell
- B.
Guard cell
- C.
Palisade mesophyll
- D.
Sieve-tube member
- E.
Vessel element
- 6.Most lengthwise growth takes place in terminal shoots and roots in
- A.
The zone of cell division.
- B.
The zone of elongation.
- C.
The zone of maturation.
- D.
Meristematic cells.
- E.
Vascular cambium.
- 7.A plant with a fibrous root system, leaves with parallel veins, and seeds with a single cotyledon is probably a
- A.
Corn plant.
- B.
Fern.
- C.
Fir tree.
- D.
Pine tree.
- E.
Pea plant.
- 8.All of the following are true about the vascular cambium except:
- A.
It increases the width/girth of plants.
- B.
It produces secondary phloem.
- C.
It produces secondary xylem.
- D.
It produces bark in woody plants.
- E.
It occurs in the stem and in the root.
- 9.These cells are live cells that function as structural support for a plant:
- A.
Sieve-tube elements
- B.
Vessel elements
- C.
Tracheids
- D.
Guard cells
- E.
Collenchyma cells
- 10.How do cells in a meristem differ from other cells in a plant?
- A.
They continue to divide.
- B.
They photosynthesize at a faster rate.
- C.
They are growing.
- D.
They are differentiating.
- E.
They store food.
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