Exam 3 for Hort 101
Integrated Pest Management generally begins with proper cultivar selection
True
Mechanical harvesting is generally limited to those fruits and vegetables that will be further processed before reaching the consumer
True
One method of reducing and delaying rainwater runoff from a property is to plant more trees.
True
Plants growing in containers generally require more fertilization than those growing in the ground
True
Trees reduce and delay the rate of water flow from a property during a rain event
True
Using a drip irrigation system in a vegetable garden will use approximately 75 to 85% less water than using overhead sprinklers
True
The best time of year to do the major pruning of apple trees is
February through March
Which of the following rain garden siting tips is NOT correct?
place less than 10 feet from a house
Which of the following container types would be most likely to break due to the freezing of the media contained in the container during the winter months?
terra cotta
To increase drainage, aeration, and fertility of a vegetable garden which of the following would be most beneficial to the long-term improvement of the soil?
the addition of composted organic matter
What is the main reason newly planted strawberry plants are mulched during the winter with straw in this part of the country?
to prevent frost heaving
The winter chilling requirement for temperate zone fruit trees is based on
total number of hours between 32 degrees and 40 degrees F (0 to 4.4 degrees C)
For rain gardens to function properly they need to be designed to have high infiltration properties
true
How do you tell the difference between a black raspberry and a true blackberry?
when harvesting black raspberries the receptacle remains on the plant
What time of year are green roofs least effective in reducing rain-water runoff?
winter
Which of the following is often used as a cover crop planted in the fall to add organic matter and nutrients to a garden soil?
winter wheat
Dwarf apple trees are preferred over the standard size apple tree as they do not require bees for pollination
False
June bearing strawberries produce fruit only once then die, where ever-bearing strawberries will fruit each year for several years
False
The use of impermeable pavement is one method of reducing storm water runoff from a property
False
The make up of the media used on a green roof is
85-90% mineral and 10-15% organic
The preferred pH for a vegetable garden is
6.2-6.8
The best general conditions for long term storage of apples would be:
35 degrees F (1.6 C), high carbon dioxide levels, low oxygen levels and 90% humidity
Which of the following would be the best location for a vegetable garden?
All day full sun
Raspberry canes for summer (July) bearing plants are:
Biennial
'No Mow' lawns when compared to traditional lawns require less mowing but more fertilization
False
A rototiller is frequently used to prepare a vegetable garden soil as it helps break up the soil and improve soil structure
False
Applying an organic material to a vegetable garden with a C:N ratio of 1:200 will provide immediate nitrogen for plant uptake
False
Blueberries require alkaline soils for best growth and fruit production
False
Cranberries are grown in bogs as they are water loving plants and need to have their roots submerged in water for optimal growth.
False
Which of the green roof planting or installation systems will give you an instant fully plant covered green roof?
Trays
An intensive green roof is one that has a media layer greater than 6"
True
Apple trees are self sterile and require another apple variety near by for cross pollination
True
Biennial bearing of blueberries can be caused by improper running, over fertilization, and over production
True
Blueberries are an example of a native plant to North America and have been harvested from the wild for hundreds of years.
True
Green roofs can return the evapotranspiration rates back to what they were prior to the land being developed
True
The resulting higher air temperature in cities compared to surrounding rural areas is referred to as the
Urban heat-island effect
What is the most important consideration when selecting a container for growing plants?
does it have a drainage hole
Iron chlorosis (yellowing of the foliage) on blueberries and other ericaceous plants is caused by
high pH
First year stems (canes) of raspberries are called
primocanes
the term brambles refers to what crop(s)?
raspberries and blackberries
Apple orchards were traditionally planted on hillsides to
reduce chance of late spring frosts
The biggest benefit or the number one benefit from a well designed green roof is
reducing storm water runoff
What type of plant is generally used on green roofs where the media layer is around 4" deep and are also CAM plants?
sedums
Which of the following techniques is not a method of increasing production in a small vegetable garden?
single row planting