Michigan Turfgrass 3a Practice Exam

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1.

You want to make 2 gallons of a 4 percent solution of a broadleaf herbicide. How many ounces of herbicide are needed?

4 oz

8 oz

10 oz

14 oz

2.

Postemergence herbicides...

are applied to existing weeds/plants

control most plants after they emerge

can damage plants when spray contacts green bark

all the above

3.

To promote healthy turf and reduce disease

irrigate for long periods to reach the roots

irrigate in the late afternoon

irrigate after the turf turns brown

irrigate lightly and often

4.

Which of these chemicals can be applied to lawns (but not ponds or wetlands) to make the grass distasteful to geese?

Tetraethyl monosilicate

Dimethyl phosphate

Dihydrous oxide

Methyl anthranilate

5.

Pesticides in the soil:

never go away

are eventually broken down by bacteria and fungi

have the same effect as fertilizer

are harmless to beneficial insects

6.

The milky spore disease bacterium...

is only effective against Japanese beetle grubs

gives quick results

control many species of caterpillars

makes turf look pale and stunted

7.

Which of these factors is not a component of the disease pyramid?

soil moisture

sunlight

fungicide

soil fertility

8.

Bacillus thuringiensis (Bt)

controls Japanese beetles

attracts predators to the turf

control caterpillars

controls mole crickets

9.

Which of these weeds will sprout from rhizomes

sandspur

woodsorel

bermudagrass

bull thistle

10.

In an IPM program you should..

control all the insects you see

produce healthy plants that can resist pests

rely totally on natural biological control

never use chemical control

11.

How many generations do Japanese beetles have each year?

One

Three

Five

Five or more, depending on the weather

12.

Cool-season cultivars...

can be mixed to minimize disease

are a good choice for the coastal plain

prefer humid conditions

do well in shady locations

13.

Which statement is true according to Regulation 637, Pesticide Use?

Pesticide drift is desirable near sensitive areas.

Vehicles used to transport pesticides need only be identified by the business name of the application firm.

In Michigan, there is a registry of persons who must be notified before turfgrass or ornamental pesticide applications can occur on adjacent properties.

It is not necessary to have a spill kit nearby when mixing and loading pesticides

14.

A rotary spreader creates more drift than a drop granular spreader.

True

False

15.

Perennial weeds

never have seeds

have seeds every other year

can live indefinitely

die immediately when you cut tops off

16.

You are applying fungicide to a lawn that measures 200x50 feet. In the middle of the lawn is a house that measures 60 x 25 ft and a swimming pool that has a 25 foot diameter. The drive measures 10 x 40 ft. The label application rate is 3 oz of fungicide per 1000 square feet. How many ounces of fungicide will be needed? (round to the nearest ounce)

12 oz

23 oz

39 oz

48 oz

17.

Proper mowing means:

using sharp mower blades to make a clean cut

mowing as close as you can for a neat appearance

collecting all clippings after each mowing

taking off one-half of the leave

18.

This type of nozzle is well suited for applying insecticides or fungicides in situations where complete coverage of the leaf surface is critical

flat fan nozzle

solid stream nozzle

cone nozzle

adjustable nozzle

19.

Which of the following is a piercing sucking insect?

Southern pine beetle

Black Cutworm

Bagworm

Leafminer

20.

Which of the following methods is not effective for discouraging geese an may even attract them

Fountains in ponds

fencing around ponds

Shiny mylar tape

Noisemakers

21.

You should apply a pesticide:

based on the calendar date

as soon as you see the first pest

when pest are abundant enough to cause unacceptable damage

every 10 days during the growing season

22.

Herbicides are...

one tool for managing weeds

the best way to control weeds

too dangerous to use in most landscapes

not really pesticides

23.

When should equipment be calibrated?

When changing the type o f pesticide (such as when changing from a small to a larger granule ( or vice versa) in a broadcast spreader.

Before using a piece of equipment for the first time each year.

when changing the rate and speed at which the product is applied

all of the above

24.

Winter annual broadleaf weeds are

best controlled in mid to late fall and early winter

best controlled in early summer

best controlled in late spring

best controlled in spring and summer

25.

Determine the amount of granular insecticide needed to treat 2 acres assuming a label rate of 2 pounds per 1000 square feet.

174

348

80

35

26.

If you double the speed of your application equipment, how will it affect the application rate of a boom sprayer?

The application rate is reduced by the square root.

The application rate doubles.

The application rate is cut in half.

The application rate does not change.

27.

Which of these statements is FALSE?

Records are helpful in knowing when to look for a pest each year

Records are a way to know whether a treatment was effective

Record keeping takes more time than its worth

Record keeping helps you comply with pesticide regulations

28.

What do moles eat?

Worms, grubs, slugs and other similar small animals

Plant rots and tubers

Decomposing leaves and grass

All of the above

29.

Dandelions...

reproduce only from tubers

can be only controlled by hand pulling

are summer annuals

have a sturdy taproot

30.

Good soil drainage...

makes turf grass areas more susceptible to weeds

dries out the roots to quickly

promotes root disease

promotes healthy turf grass

31.

Annual weeds are...

rarely a problem in turf grass

only grow in the winter

live from 3-6 years

grow, flower, go to seed, and die within 12 months

32.

An insecticide applied to control white grubs

will work best on the leaf surface

should be applied to dry soil

should be water in to reach the soil

will work best on a thick thatch layer

33.

Which of these statements is FALSE?

Thatch should be at least 2 inches thick to keep soil cool

Thatch should be no more than 1/2 inch thick

Excess thatch keeps water and fertilizer from reaching roots

Thatch provides good environment for turf pest

34.

Most turfgrasses grow best in shady locations.

True

False

35.

Preemergence herbicides...

control weeds after they germinate

should be applied only in summer months

persist in the soil for 2 months or more

cannot be used on turf

36.

Infrequent and deep irrigation is the best way to prevent disease organisms in turf.

True

False

37.

Leaf spot diseases...

are usually worse in wet or humid weather

cannot be prevented with fungicides

can be managed with overhead irrigation

are all caused by fungi

38.

Plants that have wider leaves with branched leaf veins are......

Dicots

Monocots

39.

Which of these statements is FALSE

Too much fertilizer promotes thatch buildup

Too much fertilizer can make grass more susceptible to brown patch and leaf spot

Too little fertilizer makes turf susceptible to bare spots and weed invasions

Do not fertilize turf grass infected with dollar spot

40.

Resistance to pesticides comes from:

using the same pesticides over and over

applying pesticides at the wrong time of year

applying too much pesticide at one time

applying pesticides to plants that are too dry

41.

Which of these statements are TRUE?

It is illegal to use an insecticide on any plant to control insects

Different diseases and insects can cause the same symptoms

Yellow leaves are always a sign of disease

it is safe to use a broad-spectrum herbicide on plants not listed on the label

42.

Apply an insecticide...

to get total eradication of turf pests

when the insect is at its most vulnerable stage

at anytime during the pest life cycle

when granular formulations will stay dry for several days

43.

Spring dead spot in bermudagrass:

occurs after winter dormancy

is worse where winters are mild

is not a problem when thatch is left to accumulate

is prevented by late fall fertilization

44.

Biennial weeds...

form a rosette of leaves the first year and flower the next

grow, flower, go to seed, and die within 12 months

live 3 or more years

are not a problem in landscapes

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