Title: Quiz 2 - Chapters 3 and 4
Course: MASTER-AGRI-1131-WB-Fairley > Section: Module 2 - Agroecology & Crop Production Systems

The exam contains 20 multiple choices and true/false questions. Students will have one attempt and a 25 minute time limit to complete the quiz.

Q: The practice of growing two or more different crops in the same field simultaneously is ____________.
- Strip Intercropping
- Multiple Cropping
- Intercropping
- Continuous Cropping
A: Intercropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: This involves the production of more than one type of crop in an individual field during one growing season.
- Strip Intercropping
- Multiple Cropping
- Intercropping
- Continuous Cropping
A: Multiple Cropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The practice of growing only one crop year after year on the same field.
- Strip Intercropping
- Multiple Cropping
- Intercropping
- Continuous Cropping
A: Continuous Cropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The practice of growing two or more crops on the same field in the same year, one after the other.
- Strip Intercropping
- Double Cropping
- Intercropping
- Continuous Cropping
A: Double Cropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Interaction that has a negative effect of one organism while affecting the other organism very little.
- Competition
- Amensalism
- Symboiosis
- Mutualism
A: Amensalism
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The factors needed for plant growth, particularly nutrients, are continually recycled within the ecosystem.
- Closed Ecosystem
- Open Ecosystem
- Managed Ecosystem
- Agroecosystem
A: Closed Ecosystem
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: A regular recurrent succession of different crops on the same land.
- Strip Intercropping
- Multiple Cropping
- Crop Rotation
- Continuous Cropping
A: Crop Rotation
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: The practice of a variation of intercropping in which the second crop is seeded in the first before the first crop is harvested.
- Relay Intercropping
- Multiple Cropping
- Crop Rotation
- Continuous Cropping
A: Relay Intercropping
If right: Your answer is correct.
If wrong: Your answer is incorrect.

Q: Ecology is the study of the relationships of living things to their environment and to each other.
- True
- False
A: True

Q: Agroecology is the study of the specific relationships of crops and farm animals to their environment and to each other.
- True
- False
A: True

Q: Organic Farming is a production system that allows the use of manufactured agrichemicals.
- True
- False
A: False

Q: The practice of keeping land free of all growing vegetation for at least one growing season is a fallow system.
- True
- False
A: True

Q: Sustainable Agriculture is a production system that strives to greatly reduce the level of purchased inputs and minimize the impact of cropping practices on the environment.
- True
- False
A: True

Q: Nonchemical methods of weed control are used by both conventional and organic crop producers.
- True
- False
A: True

Q: Organic farmer’s use resistant and tolerant varieties, crop rotations, crop residue management, adjustment of planting date to avoid insect damage, and weed control to destroy breeding & overwintering sites for insects.
- True
- False
A: True

Q: The number of plants per area is also termed as Plant Density.
- True
- False
A: True

Q: The use of green manure crops can temporarily decrease the availability of plant nutrients.
- True
- False
A: False

Q: A natural ecosystem is the same as an open ecosystem.
- True
- False
A: False

Q: An agroecosystem is the same as an open ecosystem.
- True
- False
A: True

Q: An agroecosystem is much less diverse than a natural ecosystem.
- True
- False
A: True