1. Which order of soil is formed from volcanic ash?
A. gelisol
B. spodosol
C. oxisol
D. andisol
2. Which federal law provided land grants for the development of agricultural education?
A. George-Barden Act
B. Smith-Hughes Act
C. Morrill Act
D. Vocational Education Act
3. What is the effect of a high-fiber diet on a dairy goat?
A. more milk is produced
B. milk becomes creamy
C. less milk is produced
D. milk goes sour
4. What is the term for the number of small particles of fat in a piece of lean meat?
A. maturity
B. texture
C. marbling
D. leanness
5. What is the name of the process by which nitrogen evaporates from a plant and enters the atmosphere?
A. volatilization
B. atmospheric fixation
C. plant uptake
D. biological fixation
6. What substance is created when nitrogen-rich manure is decomposed by bacteria?
A. Ammonia
B. Neon
C. Silicon
D. Potassium
7. Organic matter that can be converted into energy by a biological or chemical process is known as _____.
A. biostock
B. biodiesel
C. biomass
D. biome
8. What is the name for the maximum number of animals that a farm can support without damaging itself?
A. Farm load
B. Maximal site-load
C. Frontage limit
D. Carrying capacity
9. What kind of erosion is characterized by the formation of a number of small channels carrying soil to a body of water?
A. Sheet erosion
B. Rill erosion
C. Gully erosion
D. Plane erosion
10. Which of the following is NOT an alternative fuel?
A. Petroleum
B. Ethanol
C. Biodiesel
D. Methanol
11. Science is composed of these areas:
A. Natural Science
B. Mathematics
C. Scientific method
D. Research
12. Agriculture science includes the study of:
A. Atmosphere
B. Plants
C. Fossils
D. All of the above
13. Practical lessons learned by studying agricultural science include:
A. Understanding of earth's interconnectedness
B. How to successfully deplete natural resources
C. How to plant a garden
D. Awareness of personal issues
14. Some components of environmental science are:
A. Chromosomes and DNA
B. Bridges and highway systems
C. Chemistry and physics
D. Air and water
15. Climate change can be caused by:
A. Gravity
B. Chemical reactions
C. Human Activities
D. All of the above
16. Greenhouse gasses include:
A. Propane
B. Methane
C. Butane
D. Helium
17. The Environmental Protection Agency is charged with protecting:
A. Human rights
B. Interstate highways
C. Floodplains
D. All of the above
18. The Environmental Protection Agency issues reports on:
A. NASA
B. Drug abuse
C. Floodplains
D. All of the above
19. Elements of a contract include:
A. Responsibilities of all parties named
B. Witness signature
C. Transfer of ownership
D. Provides proof of ownership
20. According to the Uniform Commercial Code, when can a seller cancel a sale?
A. Within 3 days
B. If agreed upon payment is not made
C. When products are limited
D. Seller changes his mind
Praxis II Agriculture Test Answer Key