Chapter 1
The function of the Root Cap (pg.19):
Protection
Scientific name for corn:
Zea mays
Definition of Transpiration:
The loss of water from plant tissues in the form of vapor.
What is chapter 4 about?
Climate
(6) What are the 3 types of Soil Texture?
Sandy, Loam, Clay
More commonly known name for dicot plants:
Broadleaf Plants
Definition of an Indigenous Plant:
Native to an area
The ratio of the total leaf area of plants to land occupied by the plants is called the(pg.78):
LAI
When limits are placed on the daily minimum and maximum temperatures, the heat units may be called _______(pg.103):
Growing Degree Days(GDD)
(5) Glacial type soil was produced by what Cause of Movement/soil-forming process?
Ice
Grass flowers are (pg.20):
Incomplete because they lack the corolla
According to the book: What are the five world food crops ranked in order? From 1 to 5
Wheat(1), rice, maize, potato, barley(5)
The formula/components for Yield:
YIELD= Plants/area x Heads/plant x Seeds/head x Weight/seed
Select the air mass that dominates the winter weather in central U.S.A.(pg.106):
cP or Continental Polar
(5) What are the 6 layers of the Soil Profile?
O, E, B, C Horizon, R Layer.
The three examples of cereal crops listed in the book:
Maize, wheat, rice.
What does the initial following the genus and species of a crop plant mean? (ex. Zea Mays L.)
Classifier
According to the book: What are the 4 Environmental factors required for Germination?
Water, Temperature, Oxygen, and Light
When the temperature near ground level is lower than the temperature of air above it, the situation is called:
An inversion
(6) What is the book definition of Field Capacity?
The moisture content of the soil after a thorough wetting and subsequent draining away of the gravitational water.
The flower parts making up the calyx are the:
Sepals
Cereal grain that would most likely be used for macaroni:
Durum wheat
What is the Optimum Approximate Germination Temperature for Maize?
75 F
Three major climatic factors that determine crop distribution:
Temperature, humidity, Precipitation
(5) What soil texture contains 30% Silt, 20% Sand, and 50% Clay?
Clay