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