Noxious Weeds
  • 1. What is an ecosystem?
A) The life cycle of plants and animals in a community
B) None of these answers is correct
C) All of the living and nonliving things that affect a given habitat
D) It's another word for environmental science
E) The water cycle in a given area
  • 2. What is the role of a plant in an ecosystem?
A) To provide beauty to the other plants around it
B) None of these answers is correct
C) Converts the sun's energy to food
D) Absorb excess water from the soil
E) It eats consumers
  • 3. What is a weed?
A) A type of reed used to make furniture
B) Any plant growing where it is not wanted
C) Plants of foreign origin that injure the environment in which they are introduced
D) A herb used by the ancient Egyptians to mummify the bodies of Pharaohs
E) All of these answers are correct
  • 4. What is a noxious weed?
A) A weed that always smells really bad
B) Any plant growing where it is not wanted
C) Plants of foreign origin that injure the environment in which they are introduced
D) A plant that only grows in mud
  • 5. How do noxious weeds affect our environment?
A) Fire hazards
B) Reduce biodiversity
C) All of these answers are correct
D) Destroy habitat
E) Soil erosion
  • 6. How do noxious weeds reduce biodiversity?
A) By creating monoculture's
B) By making more soil nutrients to enrich the soil
C) By isolating fungi and bacteria that would kill off other plants
D) By helping native plants grow better
  • 7. How do noxious weeds destroy habitat?
A) They can crowd out native plants
B) They actually help the environment by killing off unwanted insects
C) They provide food for predators
D) They start fires
E) None of these answers are correct
  • 8. What is allelopathy?
A) The study of all elements in an ecosystem
B) Using Aloe Vera plants to heal injuries
C) The study of the sea animals called Allelos
D) A chemical that can prevent the growth of other plants
  • 9. What noxious weed is the number one concern in Natrona County?
A) Scottish thistle
B) Cheatgrass
C) Spotted knapweed
D) Dalmatian toadflax
E) Leafy spurge
  • 10. What noxious weed produces 1000 seeds per year per plant?
A) Cheatgrass
B) Salt cedar
C) Leafy spurge
D) Spotted knapweed
E) Perennial pepperweed
  • 11. What is a bi-annual plant?
A) A plant that has two main stems
B) A plant that grows for two years before dying
C) A plant that growths for two out of the four seasons before dying
D) A plant that blooms every other year
  • 12. What is an annual plant?
A) A plant that grows back every year
B) A plant that never flowers
C) Noe of these answers are correct
D) A plant that blooms every year
E) A plant that dies off every year
  • 13. What is a perennial plant?
A) A type of bush that grows in Natrona County
B) A plant that never dies and never has flowers
C) A plant that comes grows back every year
D) All of these answers are correct
E) A type pf weed related to pepperweed
  • 14. What is the number one noxious weed in the world?
A) Leafy spurge
B) Canada thistle
C) Spotted knapweed
D) Salt cedar
E) Cheatgrass
  • 15. Education is one of many ways to control noxious weeds.
A) True
B) False
  • 16. What is the second leading cause of extinction worldwide?
A) Drought
B) Lack of producers in the food chain
C) Noxious weeds
D) Climate change
E) Hunting
  • 17. What is integrated weed management?
A) Use multiple ways to control noxious weeds
B) Management of multiple weeds
C) None of these answers is correct
D) A way to destroy all of the weeds in an area at one time
E) Using chemicals to destroy all weeds
  • 18. Noxious weeds can directly or indirectly harm public health
A) True
B) False
  • 19. What is biodiversity?
A) All of these answers are correct
B) The life cycle of plants and animals in a community
C) The variety of plants and animals in a habitat
D) It's another word for environmental science
E) A habitat that includes two types of biomes
  • 20. Noxious weeds can affect recreation.
A) True
B) False
  • 21. Biological control of noxious weeds involves pulling the plants or cutting them down
A) False
B) True
  • 22. Weeds can actually decrease tourism
A) False
B) True
  • 23. Fish are not affected by noxious weeds, but ducks and geese can be
A) False
B) True
  • 24. Salt cedar can be found in the city of Casper
A) True
B) False
  • 25. What method can be used to control noxious weeds?
A) Biological
B) Chemical
C) Mechanical
D) Cultural
E) All of these answers are correct
Created with That Quiz — the math test generation site with resources for other subject areas.