Title: Unit 12 Quiz
Course: HRT 135 Soils and Fertilizers > Section: HRT 135 Soils and Fertilizers

Q: Chemical fertilizers contain all the chemicals necessary for healthy plant growth.
- True
- False
A: True

Q: Fertilizer application is required in the same rate for all types of soil.
- True
- False
A: False

Q: Chemical fertilizers are not easily leachable.
- True
- False
A: False

Q: Chemical fertilizers have improper chemical combinations than organic fertilizers.
- True
- False
A: False

Q: Plants resistance to pests and diseases can be enhanced through chemical fertilizers.
- True
- False
A: True

Q: Organic fertilizers are less expensive than chemical fertilizers.
- True
- False
A: False

Q: Both organic and chemical fertilizers cause same amount of pollution to the environment.
- True
- False
A: False

Q: Chemically treated organic fertilizers can be harmful to humans and environment.
- True
- False
A: True

Q: Most important chemical necessary for plant growth is nitrogen.
- True
- False
A: True

Q: Erosion of nitrogen into water beds and lakes promote abundant algae growth which is beneficial to other forms of aquatic life.
- True
- False
A: True

Q: Organic fertilizers contain no nitrogen.
- True
- False
A: False

Q: Organic fertilizers are absorbed by the plants faster than chemical fertilizers.
- True
- False
A: False

Q: Whether chemical or organic in nature, all fertilizers contain the same amount of nitrogen, phosphorus and potassium.
- True
- False
A: False

Q: Organic fertilizers are cheaper than chemical fertilizers.
- True
- False
A: False

Q: Organic fertilizers release nutrients more slowly than chemical fertilizers.
- True
- False
A: True

Q: Genetically modified crops need less chemical fertilizers than natural crops.
- True
- False
A: False

Q: Chemical fertilizers are better to promote beneficial organisms in the soil.
- True
- False
A: False

Q: Less space is required to store organic fertilizers than the chemical fertilizers.
- True
- False
A: False

Q: USA uses the largest amount of chemical fertilizers in the world.
- True
- False
A: True

Q: Certain organic fertilizers are available in the market in both natural and synthetic form.
- True
- False
A: True