ANSWER s
1. What does the term "aquatic herbicide" mean?
o A) Any herbicide used near water
o B) Herbicides specifically labeled for use in or around aquatic
environments
o C) Herbicides that dissolve in water
o D) Herbicides applied by boat
o ANSWER : B
2. Which of the following is a common aquatic herbicide active
ingredient?
o A) Glyphosate (aquatic formulation)
o B) Atrazine
o C) Paraquat
o D) Metam sodium
o ANSWER : A
3. What does "systemic herbicide" mean?
o A) Kills on contact only
o B) Absorbed and translocated throughout the plant
o C) Works only on roots
o D) Applied to entire system
o ANSWER : B
4. Contact herbicides work by:
o A) Being absorbed through roots
o B) Killing only plant tissue they touch
o C) Moving through the plant system
, o D) Preventing seed germination
o ANSWER : B
5. Which formulation type is most common for aquatic herbicides?
o A) Wettable powder
o B) Emulsifiable concentrate
o C) Liquid or granular formulations
o D) Aerosol
o ANSWER : C
6. 2,4-D aquatic formulations are used to control:
o A) Only algae
o B) Broadleaf aquatic weeds
o C) Only grasses
o D) Fish populations
o ANSWER : B
7. Diquat is classified as a:
o A) Systemic herbicide
o B) Pre-emergent herbicide
o C) Contact herbicide
o D) Soil sterilant
o ANSWER : C
8. Which herbicide is commonly used for algae control?
o A) Copper compounds
o B) Dicamba
o C) Triclopyr
o D) Imazapyr
o ANSWER : A
9. Fluridone is a:
, o A) Fast-acting contact herbicide
o B) Slow-acting systemic herbicide
o C) Algaecide only
o D) Insecticide
o ANSWER : B
10.What does "selective herbicide" mean?
o A) Kills all plants
o B) Kills certain plants while leaving others unharmed
o C) Works only in saltwater
o D) Requires special equipment
o ANSWER : B
11.Glyphosate aquatic formulations (like Aquamaster) are:
o A) Contact herbicides
o B) Pre-emergent herbicides
o C) Non-selective systemic herbicides
o D) Soil fumigants
o ANSWER : C
12.Endothall is effective against:
• A) Only floating weeds
• B) Submersed and some algae species
• C) Only terrestrial weeds
• D) Fish parasites
• ANSWER : B
13.Granular aquatic herbicides are advantageous because they:
o A) Work faster than liquids
o B) Sink to treat bottom-rooted plants
o C) Are always cheaper
1. What does the term "aquatic herbicide" mean?
o A) Any herbicide used near water
o B) Herbicides specifically labeled for use in or around aquatic
environments
o C) Herbicides that dissolve in water
o D) Herbicides applied by boat
o ANSWER : B
2. Which of the following is a common aquatic herbicide active
ingredient?
o A) Glyphosate (aquatic formulation)
o B) Atrazine
o C) Paraquat
o D) Metam sodium
o ANSWER : A
3. What does "systemic herbicide" mean?
o A) Kills on contact only
o B) Absorbed and translocated throughout the plant
o C) Works only on roots
o D) Applied to entire system
o ANSWER : B
4. Contact herbicides work by:
o A) Being absorbed through roots
o B) Killing only plant tissue they touch
o C) Moving through the plant system
, o D) Preventing seed germination
o ANSWER : B
5. Which formulation type is most common for aquatic herbicides?
o A) Wettable powder
o B) Emulsifiable concentrate
o C) Liquid or granular formulations
o D) Aerosol
o ANSWER : C
6. 2,4-D aquatic formulations are used to control:
o A) Only algae
o B) Broadleaf aquatic weeds
o C) Only grasses
o D) Fish populations
o ANSWER : B
7. Diquat is classified as a:
o A) Systemic herbicide
o B) Pre-emergent herbicide
o C) Contact herbicide
o D) Soil sterilant
o ANSWER : C
8. Which herbicide is commonly used for algae control?
o A) Copper compounds
o B) Dicamba
o C) Triclopyr
o D) Imazapyr
o ANSWER : A
9. Fluridone is a:
, o A) Fast-acting contact herbicide
o B) Slow-acting systemic herbicide
o C) Algaecide only
o D) Insecticide
o ANSWER : B
10.What does "selective herbicide" mean?
o A) Kills all plants
o B) Kills certain plants while leaving others unharmed
o C) Works only in saltwater
o D) Requires special equipment
o ANSWER : B
11.Glyphosate aquatic formulations (like Aquamaster) are:
o A) Contact herbicides
o B) Pre-emergent herbicides
o C) Non-selective systemic herbicides
o D) Soil fumigants
o ANSWER : C
12.Endothall is effective against:
• A) Only floating weeds
• B) Submersed and some algae species
• C) Only terrestrial weeds
• D) Fish parasites
• ANSWER : B
13.Granular aquatic herbicides are advantageous because they:
o A) Work faster than liquids
o B) Sink to treat bottom-rooted plants
o C) Are always cheaper
