Bisc Final Practice Quiz Part 2
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Bisc final
- 1.Carbon, hydrogen, and oxygen are ____ for plants.
- A.
Macronutrients
- B.
Micronutrients
- C.
Trace elements
- D.
Required elements
- E.
Both a and d
- 2.Decomposing matter in soil is called ____.
- A.
Loam
- B.
Humus
- C.
Topsoil
- D.
Nutrients
- 3.A ____ strip between abutting endodermal cell walls forces water and solutes to move through these cells rather than around them.
- A.
Cutin
- B.
Casparian
- C.
Cohesion
- D.
Cellulose
- 4.The nutrition of some plants depends on a mutually beneficial association between a root and a fungus. The association is known as ____.
- A.
Root nodule
- B.
Mycorrhiza
- C.
Root hair
- D.
Root hypha
- 5.A vascular cylinder consists of cells of the ____.
- A.
Exodermis
- B.
Endodermis
- C.
Root cortex
- D.
Xylem and phloem
- E.
B and d
- F.
All of the above
- 6.Water evaporation from plant parts is called ____.
- A.
Translocation
- B.
Expiration
- C.
Transpiration
- D.
Tension
- 7.Water transport from roots to leaves occurs mainly because of ____.
- A.
Pressure flow
- B.
Differences in source and sink solute concentrations
- C.
The pumping force of xylem vessels
- D.
Transpiration, tension, and cohesion of water
- E.
A and b
- 8.A waxy cuticle is secreted by ____.
- A.
Ground tissue
- B.
Epidermal cells
- C.
A stoma
- D.
Root hairs
- 9.When guard cells swell, ____.
- A.
Transpiration ceases
- B.
Sugars enter phloem
- C.
A stoma opens
- D.
Root cells die
- 10.Stomata open in response to light when ____.
- A.
Guard cells pump ions into their cytoplasm
- B.
Guard cells pump ions out of their cytoplasm
- C.
Water evaporates out of guard cells
- 11.Tracheids are part of ____.
- A.
Cortex
- B.
Mesophyll
- C.
Phloem
- D.
Xylem
- 12.Sieve tubes are part of ____.
- A.
Cortex
- B.
Mesophyll
- C.
Phloem
- D.
Xylem
- 13.When soil is dry, guard cells respond to ____ by collapsing against one another, so stomata close.
- A.
Air temperature
- B.
Low humidity
- C.
Abscisic acid
- D.
Oxygen
- 14.Transport of photosynthetically produced sugars from leaves to roots occurs by ____.
- A.
Pressure flow
- B.
Differences in source and sink solute concentrations
- C.
The pumping force of xylem vessels
- D.
Transpiration, tension, and cohesion of water
- E.
A and b
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