Aquatic & Mosquito Wisconsin Pesticide
Application 5.0
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Practice questions for this set
Learn 1 /7 Study with Learn
Indicate the relative acute toxicity of the product to humans
-Danger-poison (skull and crossbones)
-Danger
-Warning
-Caution
Choose an answer
What roles do plants play in a
1 2 What is a signal word?
healthy aquatic ecosystem?
What are the 4 stages in the
3 4 Floating-leaved aquatic plants
mosquito life cycle?
Don't know?
Terms in this set (98)
, 1. Produce oxygen for other organisms
2. Prevent shoreline erosion
What roles do plants play 3. Provide food and habitat for fish, waterfowl, and
in a healthy aquatic other aquatic animals
ecosystem? 4. Lessen excess nutrients during the growing
season
5. Stabilize the lake bottom
1. They can prevent recreational water use
(swimming)
2. Produce toxins that harm animals that drink the
Why is excessive plant
water
growth negative?
3. Harm the ecology of an aquatic ecosystem
4. Hamper water treatment operations
5. Decrease water-front property value
Rooted in shallow water so most of their growth
Emergent aquatic plants extends above the water line
-Examples: cattail and purple loosestrife
Grow primarily under the water surface
Subemergent aquatic 1. Pondweeds (large-leaf pondweed)
plants 2.Plants with whorled leaves (white water crowfoot)
3. Water celery (
Occur on the water surface
Floating-leaved aquatic
-Can be free-floating (duckweed) or rooted with
plants
large floating leaves (water lillies)
Primitive, simple plants without stems, leaves, or a
water & food conducting vascular system
Algae
-Can be free-floating, filamentous (attached to
rocks), or rooted
-Can offer longer lasting control
Advantages of chemical
-May involve less physical labor
control of aquatic plants
-May cost less
Disadvantages of -Can lead to restrictions on water use
chemical control of -Can lead to problems with oxygen depletion
aquatic plants -Can affect non-target species
Application 5.0
Save
Practice questions for this set
Learn 1 /7 Study with Learn
Indicate the relative acute toxicity of the product to humans
-Danger-poison (skull and crossbones)
-Danger
-Warning
-Caution
Choose an answer
What roles do plants play in a
1 2 What is a signal word?
healthy aquatic ecosystem?
What are the 4 stages in the
3 4 Floating-leaved aquatic plants
mosquito life cycle?
Don't know?
Terms in this set (98)
, 1. Produce oxygen for other organisms
2. Prevent shoreline erosion
What roles do plants play 3. Provide food and habitat for fish, waterfowl, and
in a healthy aquatic other aquatic animals
ecosystem? 4. Lessen excess nutrients during the growing
season
5. Stabilize the lake bottom
1. They can prevent recreational water use
(swimming)
2. Produce toxins that harm animals that drink the
Why is excessive plant
water
growth negative?
3. Harm the ecology of an aquatic ecosystem
4. Hamper water treatment operations
5. Decrease water-front property value
Rooted in shallow water so most of their growth
Emergent aquatic plants extends above the water line
-Examples: cattail and purple loosestrife
Grow primarily under the water surface
Subemergent aquatic 1. Pondweeds (large-leaf pondweed)
plants 2.Plants with whorled leaves (white water crowfoot)
3. Water celery (
Occur on the water surface
Floating-leaved aquatic
-Can be free-floating (duckweed) or rooted with
plants
large floating leaves (water lillies)
Primitive, simple plants without stems, leaves, or a
water & food conducting vascular system
Algae
-Can be free-floating, filamentous (attached to
rocks), or rooted
-Can offer longer lasting control
Advantages of chemical
-May involve less physical labor
control of aquatic plants
-May cost less
Disadvantages of -Can lead to restrictions on water use
chemical control of -Can lead to problems with oxygen depletion
aquatic plants -Can affect non-target species
