Exam 3 for Hort 101

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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


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