Exam 28: Plant Nutrition and Transport

-Sieve tubes are different from vessel members because they

MATCHING Matching.Choose the most appropriate answer response for each question. a.responsible for opening and closing of stomata b.mouthpart of an aphid c.pipelines of the xylem d.a mutually beneficial association between a fungus and a young root e.structures on roots that house nitrogen-fixing bacteria f.pipelines of the phloem g.evaporation from stems and leaves h.actively transport sucrose into sieve tubes i.eudicot plants that tend to establish symbiotic relationships with nitrogen-fixing bacteria j. transport of organic molecules from source region to sink k.a waxy band that forces water to diffuse through cells -transpiration

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons. -Chlorosis, stunted growth with yellowing and death of young leaves, is caused by a deficiency of

Classification.Respond to the following statements with reference to the five plant macronutrients listed below. a.nitrogen b.potassium c.calcium d.magnesium e.phosphorus -This nutrient is essential to formation of chlorophyll and acts as a cofactor for many enzymes.

-The above figure is a photograph of

MATCHING Matching.Choose the most appropriate answer response for each question. a.responsible for opening and closing of stomata b.mouthpart of an aphid c.pipelines of the xylem d.a mutually beneficial association between a fungus and a young root e.structures on roots that house nitrogen-fixing bacteria f.pipelines of the phloem g.evaporation from stems and leaves h.actively transport sucrose into sieve tubes i.eudicot plants that tend to establish symbiotic relationships with nitrogen-fixing bacteria j. transport of organic molecules from source region to sink k.a waxy band that forces water to diffuse through cells -sieve tube members

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons. -Leaching is caused by

The following questions refer to the figure above illustrating transport in phloem. -Bulk flow of organic compounds is indicated by

-Which of the following are never sink regions for the pressure-flow translocation of organic compounds?

-Which of the following factors influence the opening and closing of the stomata?

-Which theory of water transport states that hydrogen bonding allows water molecules to maintain a continuous fluid column as water is pulled from roots to leaves?

__________ are soils that have roughly equal proportions of sand, silt, and clay.

The following questions refer to the figure above illustrating soil horizons.NOTE: The labels are not the actual names of the soil horizons. -Which soil horizon is composed of organic litter?

-Movement of soluble organic material through sieve tube members occurs through

The Army and the Environmental Protection Agency are decreasing the contamination at the Army's Aberdeen Proving Grounds by

MATCHING Matching.Choose the most appropriate answer response for each question. a.responsible for opening and closing of stomata b.mouthpart of an aphid c.pipelines of the xylem d.a mutually beneficial association between a fungus and a young root e.structures on roots that house nitrogen-fixing bacteria f.pipelines of the phloem g.evaporation from stems and leaves h.actively transport sucrose into sieve tubes i.eudicot plants that tend to establish symbiotic relationships with nitrogen-fixing bacteria j. transport of organic molecules from source region to sink k.a waxy band that forces water to diffuse through cells -stylet

Organic compounds become distributed through a plant by __________.

-All of the following statements are true concerning phloem tissue EXCEPT that

MATCHING Matching.Choose the most appropriate answer response for each question. a.responsible for opening and closing of stomata b.mouthpart of an aphid c.pipelines of the xylem d.a mutually beneficial association between a fungus and a young root e.structures on roots that house nitrogen-fixing bacteria f.pipelines of the phloem g.evaporation from stems and leaves h.actively transport sucrose into sieve tubes i.eudicot plants that tend to establish symbiotic relationships with nitrogen-fixing bacteria j. transport of organic molecules from source region to sink k.a waxy band that forces water to diffuse through cells -nodules

Would a calcium deficiency be more likely to cause excess water loss or a carbon dioxide shortage for a plant (hint: think of the stoma)?