Grade 7 Agriculture – General management of pests Quiz

1. A ______ is a condition that develops in an organism and then damages it in some way.

disease
parasite
predator
pest
Explanation:

2. A _______ is a plant, animal, or other organism that is detrimental to a species.

predator
disease
pest
parasite
Explanation:

3. Which of the following is NOT a reason why the environment in which aqua crops grow harbors diseases and pests?

Handling causes stress, and stress, in turn, reduces resistance to some diseases and pests.
High concentrations of aquacrops allows for more rapid transfer of diseases and pests from one individual to anther.
High populations in ponds, open tanks, and raceways are protected from predators.
Uneaten feed, fish excrement, and excess fertilizer provide nutrients for the growth of weeds.
Explanation:

4. ___________ losses occur when the aqua crop is attacked or injured.

direct
indirect
disproportionate
proportionate
Explanation:

5. _________ losses result when the environment in which an aqua crop is living is less than ideal.

disproportionate
direct
proportionate
indirect
Explanation:

6. Water birds and other predators can catch and eat or injure fish. This is an example of a(n) ______ loss.

disproportionate
proportionate
indirect
direct
Explanation:

7. Weeds grow in water, tying up nutrients and making harvest difficult. This is an example of a(n) ______ loss.

disproportionate
proportionate
direct
indirect
Explanation:

8. A(n) ___________ disease is caused by germs or pathogens that may be transferred from one fish to another.

direct
indirect
infectious
noninfectious
Explanation:

9. A(n) ______________ may be due to improper diet, poor environment, chemicals, and/or physiological changes.

noninfectious disease
indirect disease
direct disease
infectious disease
Explanation:

10. Pesticides from agricultural crops may drift into fish ponds or water supplies. Fish may become stunted or die due to chemical toxicity. This is an example of a(n) ______________.

parasite
noninfectious disease
infectious disease
predator
Explanation:

11. _____________ is the practice of keeping fish and other aqua crops healthy and free of disease.

Treatment
Sanitation
Quarantine
Prevention
Explanation:

12. ______________ is the practice of keeping water and facilities clean.

Prevention
Quarantine
Sanitation
Treatment
Explanation:

13. ________ is the isolation of fish from each other.

Prevention
Treatment
Sanitation
Quarantine
Explanation:

14. A _________ is an animal that attacks and feeds on other animals.

prey
parasite
predator
pest
Explanation:

15. A _______ is an organism that lives on or in another organism and causes it harm.

prey
predator
pest
parasite
Explanation:

16. _________ are undesirable fish in a fish crop.

predators
pests
trash fish
parasites
Explanation:

17. The lively movement of a fish in water is called __________.

symptom
diagnostic laboratory
lesion
vigor
Explanation:

18. What is the proper order of most insect's life cycle?

Larvae, Egg, Pupa, Adult
Egg, Larvae, Pupa, Adult
Egg, Pupa, Larvae, Adult
Pupa, Egg, Larvae, Adult
Explanation:

19. Disrupts how insects grow and reproduce, sometimes making them sterile:

Insect Growth Regulator
Braconid Wasp
Crop Rotation
Endophytes
Explanation:

20. Crop rotation is effective because:

Flying insects have trouble finding the target crop.
hand-picking insects is time consuming.
Non-mobile insects cannot reach the target crop.
The soil is better in other places.
Explanation:

21. Which IPM control relies on predation and parasitism?

Cultural Control
Genetic Control
Mechanical Control
Biological Control
Explanation:

22. Which insecticide is not organic?

Garlic Spray
Growth Regulator
Neem Oil
Diatomaceous Earth
Explanation:

23. Used to make antibiotics and other drugs:

GMOs
Growth Regulators
Exophytes
Endophyte
Explanation:

24. What is VF and BLS?

It describes natural pesticides
It is a code for specific plant diseases
VF=ventilation fan; BLS=bio-leverage spray
It is a variety of GMO plants
Explanation:

25. Which of the following is NOT a method of managing pests in animal production?

Genetic modification
Biological control
Chemical control
Nutritional management
Explanation:

Genetic modification is a method used in plant production, not animal production.

26. What is the role of biological control in managing pests in animal production?

Spraying chemical pesticides
None of the above
Introducing natural predators
Using physical barriers
Explanation:

Biological control involves using natural enemies, such as predators or parasites, to reduce pest populations.

27. How can nutritional management help in pest control in animal production?

It increases pest resistance in animals
It improves overall animal health
It attracts pests to feed on specific plants
It has no effect on pest population
Explanation:

A well-balanced diet can enhance animal health and immune function, making them less susceptible to pests.

28. Which of the following is a non-chemical method of pest control?

Fumigation
Biological control
Using pesticides
Crop rotation
Explanation:

Biological control uses natural enemies to reduce pest populations without the use of harmful chemicals.

29. What is the purpose of integrated pest management (IPM) in animal production?

To rely solely on chemical control
To eliminate pests completely
To combine multiple strategies for effective pest management
To use a single method of pest control
Explanation:

IPM involves the use of various pest control methods in a coordinated manner to minimize environmental impact and economic costs while maximizing effectiveness.

30. How can proper hygiene practices help in pest management in animal production?

It reduces pest habitat and breeding sites
It has no effect on pest population
It attracts pests to the area
It creates ideal conditions for pests to thrive
Explanation:

Maintaining good hygiene practices can limit pest access to food and shelter, thereby reducing pest populations.

31. What is the benefit of using trap crops in pest management?

They attract pests away from main crops
They compete with main crops for nutrients
They have no effect on pest control
They increase overall pest population
Explanation:

Trap crops are specifically planted to lure pests away from main crops, reducing damage to valuable plants.

32. How does crop rotation contribute to pest control in animal production?

It increases pest populations
It has no effect on pests
It depletes soil nutrients
It disrupts pest life cycles
Explanation:

Crop rotation helps break the life cycle of pests by alternating crops, making it harder for pests to establish and multiply.

33. Which of the following is an example of a physical control method for pest management?

Barriers such as fences or nets
Introduction of parasitoids
Crop rotation
Use of pesticides
Explanation:

Physical control methods involve using physical barriers to prevent pests from entering or damaging crops or livestock.

34. What is the role of habitat modification in pest control?

It creates ideal conditions for pests
It attracts pests to the area
It disrupts pest habitats
It has no effect on pest population
Explanation:

Habitat modification involves altering the environment to make it less suitable for pests to live and reproduce, thereby reducing pest populations.

35. Which of the following is an example of a chemical method of pest control?

Handpicking of pests
Regular weeding
Use of pesticides
Crop rotation
Explanation:

Using pesticides involves spraying chemicals to kill pests on crops.

36. What is the purpose of integrated pest management (IPM) in agriculture?

To control pests using a combination of methods
To use only organic methods
To eliminate all pests
To rely solely on chemical pesticides
Explanation:

IPM aims to manage pests by using a variety of techniques to minimize damage to crops and the environment.

37. Why is it important to monitor pest populations regularly in animal production?

To accurately assess the infestation level
To increase the use of chemical pesticides
To avoid using any pest control methods
To encourage the growth of pests
Explanation:

Regular monitoring helps to determine the severity of pest infestations and decide on appropriate control measures.

38. Which of the following is a biological method of controlling pests?

Use of chemical fertilizers
Burning of crops
Introduction of natural enemies of pests
Use of synthetic pesticides
Explanation:

Biological control involves introducing predators or parasites to control pest populations naturally.

39. What is the impact of pest damage on animal production?

Lower feed costs
Decreased productivity
Increased yields
Healthy animals
Explanation:

Pest damage can lead to decreased productivity in animals through reduced growth, reproduction, and overall health.

40. In animal production, what is the role of quarantine in pest management?

To welcome new pests into the environment
To reduce biosecurity measures
To isolate and monitor new animals for pests
To encourage the spread of pests
Explanation:

Quarantine helps prevent the introduction and spread of pests by isolating new animals and monitoring them for any potential pests.

41. Which of the following is a cultural method of pest control in animal production?

Using chemical pesticides
Regular removal of manure
Intercropping different crops
Use of antibiotics in animals
Explanation:

Cultural methods involve practices like crop rotation, intercropping, and proper waste management to reduce pest populations.

42. What is the purpose of physical barriers in pest management?

To attract more pests
To provide a breeding ground for pests
To trap and kill pests
To increase the use of chemical pesticides
Explanation:

Physical barriers such as nets or traps are used to prevent pests from reaching crops or animals and trap them for easy removal.

43. What is the advantage of using multiple pest control methods in animal production?

Reduced environmental impact
Increased pesticide resistance
Less cost-effective
Increased pest populations
Explanation:

Using a combination of methods reduces the reliance on chemical pesticides, minimizing the impact on the environment.

44. How does pest management contribute to sustainable animal production practices?

By encouraging pesticide misuse
By increasing chemical use
By minimizing crop damage
By promoting biodiversity
Explanation:

Effective pest management practices help maintain a balanced ecosystem and promote biodiversity in animal production systems.

45. Which of the following is a natural method of controlling pests in animal production?

Use of chemical fertilizers
Elimination of beneficial insects
Crop rotation
Heavy reliance on pesticides
Explanation:

Crop rotation helps disrupt pest life cycles and reduce pest populations naturally without the use of chemicals.

46. What is the purpose of using pheromone traps in pest management?

To provide shelter for pests
To repel nearby animals
To increase pest populations
To attract and kill pests
Explanation:

Pheromone traps use scent signals to attract pests and trap them, reducing their populations in an area.

47. How can the use of resistant crop varieties help in pest management?

By reducing the need for chemical control methods
By attracting more pests
By increasing pesticide usage
By promoting pest growth
Explanation:

Resistant crop varieties can naturally deter pests, reducing the need for chemical pesticides and minimizing environmental impact.

48. Which of the following practices can help prevent the spread of pests in animal production?

Pouring excess water on crops
Introducing new pest species
Overuse of synthetic pesticides
Regular cleaning and disinfection of animal housing
Explanation:

Maintaining clean and hygienic animal housing helps prevent the spread of pests and diseases among animals.

49. Why is early detection of pest problems important in animal production?

To wait for natural predators to arrive
To ignore the issue until it becomes severe
To increase the use of chemical pesticides
To take prompt action to prevent damage
Explanation:

Early detection allows farmers to take immediate action to control pest populations and minimize damage to crops or animals.

50. Which of the following is an example of habitat manipulation as a method of pest control?

Regular use of chemical pesticides
Creating a favorable environment for pest predators
Heavy reliance on antibiotics
Destorying natural enemies of pests
Explanation:

Habitat manipulation involves creating conditions that favor natural enemies of pests to help control pest populations.

51. What is the role of education and training in effective pest management strategies?

To increase pesticide usage
To discourage farmers from using integrated approaches
To eliminate all pests
To promote sustainable pest control practices
Explanation:

Education and training help farmers learn about sustainable pest management practices that reduce reliance on chemicals and protect the environment.

52. How can crop rotation help in pest management in animal production?

By minimizing biodiversity
By encouraging the spread of pests
By relying solely on chemical pesticides
By reducing pest populations naturally
Explanation:

Crop rotation disrupts pest life cycles and reduces their populations by changing the type of crops grown in a specific area over time.

53. What is the purpose of using sticky traps in pest management?

To promote pest reproduction
To attract and trap pests
To decrease biodiversity
To deter natural enemies of pests
Explanation:

Sticky traps are used to attract pests and trap them, helping to monitor population levels and reduce numbers in an area.

54. Which of the following is true about the effects of chemical pesticides on the environment?

They can harm beneficial insects and pollinators
They are safe for human consumption
They promote biodiversity
They have no impact on non-target species
Explanation:

Chemical pesticides can have negative effects on non-target species, including beneficial insects like pollinators, leading to potential ecological imbalances.

55. What is the purpose of using biopesticides as a method of pest control?

To eliminate all pests
To attract more pests
To promote pesticide resistance in pests
To reduce the need for chemical pesticides
Explanation:

Biopesticides use naturally occurring substances to control pests, reducing the reliance on synthetic chemicals and minimizing environmental impact.

56. Which of the following is an example of a physical method of pest control?

Introducing chemical fertilizers
Increasing pesticide applications
Overusing antibiotics in animals
Plowing the field
Explanation:

Physical methods like plowing can disrupt pest habitats and reduce populations without the use of chemicals.

57. How can proper waste management contribute to pest control in animal production?

By increasing pest populations
By creating a breeding ground for pests
By attracting natural enemies of pests
By reducing food sources for pests
Explanation:

Proper waste management helps eliminate potential food sources for pests, reducing their attraction to agricultural areas and minimizing infestations.

58. What is the importance of regular rainfall monitoring in pest management?

To increase reliance on chemical pesticides
To discourage natural predators of pests
To predict pest outbreaks
To encourage pest growth
Explanation:

Monitoring rainfall patterns can help predict optimal conditions for pests, allowing farmers to take preventive measures before outbreaks occur.

59. Which of the following is a preventative measure in pest management for animal production?

Quarantining new animals
Regular use of chemical pesticides
Waiting for pests to establish before taking action
Ignoring signs of pest damage
Explanation:

Quarantining new animals helps prevent the introduction of pests into an animal production system, reducing the risk of infestations and disease outbreaks.