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Return to 6th year Ag science

Total questions: 95

Worksheet time: 56mins

Name
Class
Date
1.

Data that we observe with our senses is known as:

a)

Qualitative

b)

Quantative

c)

Results

d)

Hypothesis

2.

Describes the size and direction of a relationship between two or more variables

a)

Data

b)

Hypothesis

c)

Correlation coefficient

d)

Causation

3.

Primary data is .....

a)

data collected by a scientist during an experiment

b)

data gathered during research of scientific journals

c)

data that is always in numerical form

d)

the first results from an experiment

4.

Select which best describes Double Blind Testing

a)

The tester knows which group is the experiment group and control group

b)

The tester does not know who is the experimental group or the control group

c)

The tester decides the experiment group

d)

the tester decides the control group

5.

Accuracy is....

a)

how close a measurement is to the true value

b)

how close the measurements are to each other

c)

how well a scientist uses their equipment

6.
This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 
a)
experimental group
b)
control group
c)
data
d)
variables
7.
Nick wanted to see how high an ice cube would float in different temperatures of water. Identify the DEPENDENT variable
-Amount of water
-Height of Ice cube
-Temperature the ice cube was at its highest height
-Temperature of the water
-Size of the ice cube
a)
Amount of water 
b)
Height of Ice cube
c)
Temperature the ice cube was at its highest height 
d)
Size of the ice cube
8.

Which sign tells us "Caution Moving Parts"?

a)
b)
c)
d)
9.

round bales should be stored..

a)

on their curved sid, one on top of the other

b)

on their flat side, maximum height two bales high

c)

on their flat side in a pyramid shape, max height three bales

d)

on their flat side, one bale high

10.

To avoid entanglement in the PTO a person should..

a)

ensure their shoelaces are tied

b)

close up all jackets and high-vis vests

c)

avoid wearing a scarf

d)

all of the above

11.

hydrogen sulfide is a dangerous gas released

a)

when opening the chemical store

b)

when agitating slurry

c)

when milking cattle

d)

when emptying the slurry tank

12.

What is meant by 'ethics'

a)

whether something is morally right or wrong

b)

whether something is testable

c)

whether something is correct or incorrect

d)

whether something is done well or not

13.

What does this hazard sign mean ?

a)

beware of bull

b)

toxic to the environment

c)

beware of fish

d)

careful of falls from heights

14.

what does this hazard sign mean?

a)

hazardous to the environment

b)

oxidising gases

c)

falling from a height

d)

respiratory irritant

15.

Which breed is an Angus?

a)
b)
c)
d)
16.

Which breed is a Charolais?

a)
b)
c)
d)
17.

Which breed is a Hereford?

a)
b)
c)
d)
18.

Which breed is a Limousin?

a)
b)
c)
d)
19.

Which breed is a Simmental?

a)
b)
c)
d)
20.
Which of the following is not a dairy breed?
a)
Ayrshire
b)
Brown Swiss
c)
Angus
d)
Holstein
21.
What term is used in the dairy industry when a cow is no longer producing milk?
a)
Old Cow
b)
Dry Cow
c)
Young Cow
d)
Bull
22.
The “first” milk produced by a dairy cow, that is rich in nutrients is called____________.
a)
Fresh milk
b)
Dry milk
c)
Colostrum
d)
Good milk
23.
What is the purpose of pasteurization in the dairy industry?
a)
To keep the milk fat from separating from the rest of the skim milk
b)
To help kill the bad bacteria that may be in milk and help extend the shelf life of milk
c)
To provide consistency with the different types of milk that are sold
24.

What is the name of a female Dairy Cow?

a)

Steer

b)

Bull

c)

Heifer

d)

Sow

25.
a)

Jersey

b)

Milking Shorthorn

c)

Chianina

d)

Maine Anjou

26.
a)

Angus

b)

Jersey

c)

Shorthorn

d)

Holstein

27.

What percentage of milk is water?

a)

13%

b)

50%

c)

87%

d)

22%

28.
What breed has the highest butter fat % in their milk?
a)
Holstein
b)
Guernsey 
c)
Jersey
d)
Shorthorn
29.
Which breed has the highest milk production?
a)
Brown Swiss
b)
Holstein
c)
Jersey
d)
Shorthorn
30.

How often does a cow need to be milked?

a)

Every day

b)

2 times a day

c)

3 times a day

d)

Once a month

31.

What is the symptoms of Calf diarrhea disease?

a)

A cough.

b)

dehydration

c)

Inflamed legs

d)

Sore eyes

32.

What happens if any trace of antibiotics is found in a milk tank?

a)

It is pasteurized again

b)

It is dumped out

c)

As long as its a small amount, it's fine

d)

They treat it with chemicals to remove the antibiotic

33.

An inflammation of a dairy cows milk ducts, usually caused by bacteria

a)

Milk Fever

b)

Ketosis

c)

Mastitis

d)

Flu

34.
The mammary system of a cow is divided into ________ chambers 
a)
1
b)
2
c)
3
d)
4
35.

Conformation refers to

a)

shape of the animal

b)

shape of the animals feet

c)

Shape of the animals head

36.

What sort of conformation does a beef animal have

a)

triangular

b)

rectangular

37.

what is the approximate weight of a beef calf when born

a)

20Kg

b)

30kg

c)

40kg

d)

50kg

38.

What is the name given to the period for when an animal is in over winter

a)

Waiting period

b)

Over wintering

c)

Store period

d)

lax period

39.

During compensatory growth an animal,

a)

loses weight

b)

gains weight

40.

The compensatory period occurs

a)

before store period

b)

after store period

c)

during store period

41.

What is the name of the grazing system for young calves

a)

Follow the leader

b)

Random leader

c)

You lead I follow

d)

Leader-follower

42.

What is the weight of an animal at 16months

a)

200-250kg

b)

250kg

c)

250-300kg

43.

Around what age do Irish farmers slaughter there beef cattle

a)

1 year

b)

2 years

c)

3 years

d)

4 years

44.

What increases rapidly after 2 years

a)

Bone growth

b)

Muscle growth

c)

Fat growth

d)

Hunger

45.

What is the ideal composition of soil?

a)

Mineral Matter 50%, Water 20%, Air 20%, Organic Matter 10%

b)

Mineral Matter 45%, Water 25%, Air 25%, Organic Matter 5%

c)

Mineral Matter 45%, Water 25%, Air 20%, Organic Matter 10%

d)

Mineral Matter 50%, Water 25 %, Air 20%, Organic Matter 5%

46.

A measure of the proportion of sand, silt and clay found in a soil is known as

a)

Soil Structure

b)

Soil texture

c)

Soil Triangle

d)

Topography

47.

Good Drainage, Good Aeration, Large Pore Space and poor fertility are characteristics of which soil type?

a)

Clay

b)

Sandy

c)

Loam

d)

Silt

48.

Poor Drainage, Poor Aeration, Prone to Water logging , Small Pore Space and Fertile

a)

Clay

b)

Loam

c)

Sandy

49.

Which of the following is not a physical property of soil?

a)

Soil colour

b)

Soil texture

c)

Soil pH

d)

Soil temperature

50.

Name the item above.

a)

Soil Structure Triangle

b)

Soil Texture Triangle

c)

Soil Properties Triangle

51.

The rate at which water passes through soil is known at

a)

Gravitational

b)

Capillary

c)

Infiltration

d)

Evaporation

52.

The amount of water found in the soil after gravitational water has drained away is known as

a)

Field Capacity

b)

Permanent Wilting Point

c)

Available Water

d)

Hygroscopic Water

53.

The point at which no more capillary water can be removed from the soil is known as:

a)

Gravitational Water

b)

Available Water

c)

Permanent Wilting Point

d)

Field Capacity

54.

Field Capacity - Permanent Wilting Point =

a)

Capillary water

b)

Gravitational Water

c)

Available Water

d)

Hygroscopic Water

55.

A soil with 60% clay, 20% silt and 20% sand is...

a)

Clay

b)

Clay loam

c)

Silty clay loam

d)

Sandy clay loam

56.

10% sand, 20% clay, 70%silt

a)

Clay

b)

Loamy sand

c)

Silt

d)

Silt loam

57.

What is Flocculation?

a)

The way in which soil allows water to filter through

b)

The coming together of soil particles to form larger structures called floccules

c)

The separating of soil particles to form structures called cations

d)

The compaction of soil which inhibits plant growth

58.

What is a cation?

a)

A positively charged ion

b)

A type of fertiliser used for plant growth

c)

A negatively charged ion

d)

A type of layer in a soil profile

59.

Cation exchange is best described as....

a)

The exchange of negative ions between soil and soil water

b)

The removal of positively charged ions from a soil

c)

The ability of a soil to attract, retain and release clay particles

d)

The ability of a soil to attract, release and retain cations

60.

Liming lowers the pH of a soil

a)

True

b)

False

61.
When plants, animals, and other organisms die, they break down and become part of the soil. What is this part of the soil called?
a)
sand
b)
silt
c)
clay
d)
humus
62.

Earthworms eat...

a)

sheep

b)

other worms

c)

biscuits

d)

dead plant material

63.
What does NOT produce carbon dioxide?
a)
Photosynthesis
b)
Burning Fossil Fuels
c)
Animal respiration
d)
Plants decaying
64.
Organisms that do not decompose can be buried and become what?
a)
water
b)
nutrients
c)
air
d)
fossil fuels
65.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death
66.
Respiration is the process by which animals take in _____ and release _____. 
a)
photosynthesis, air
b)
carbon, oxygen
c)
oxygen
d)
oxygen, carbon dioxide
67.

What is the role of denitrifying bacteria

a)

change nitrate back into nitrogen gas

b)

change nitrogen gas into nitrate

c)

absorb carbon dioxide in the soil

d)

release oxygen gas into the atmosphere

68.

Which nitrogen cycle process is occurring when bacteria convert ammonium to nitrite and then into nitrate?

a)

nitrogen fixation

b)

nitrification

c)

denitrification

d)

ammonification

e)

assimilation

69.

Which of these nitrogen cycle processes converts atmospheric nitrogen to a soil form of nitrogen that is usable by plants?

a)

nitrogen fixation

b)

nitrification

c)

denitrification

d)

ammonification

e)

assimilation

70.

Calcium Ammonium Nitrate is which type of fertiliser?

a)

Straight

b)

Compound

71.

The function of Nitrogen in plants is

a)

Disease resistance

b)

Rapid plant growth

c)

Root development

d)

Cell wall formation

72.

A common deficiency of Phosphorus is

a)

Poor roots

b)

Death of leaves

c)

Blue- Purple leaves

d)

Yellowing of leaves

73.

An example of a micro-nutrient is

a)

Zinc

b)

Nitrogen

c)

Calcium

d)

Magnesium

74.

Identify the item shown

a)

Agitator

b)

Soil Auger

c)

Plough

d)

Trowel

75.

Fertiliser is defined as:

a)

an inorganic, manmade material containing 1 or more elements for crop growth

b)

a natural substance spread on land to neutralise pH

c)

an organic material of animal and plant waste spread on land

76.

Soil samples should be taken (tick as many that apply)

a)

at drinking troughs

b)

away from hedges

c)

in a 'W'

d)

directly after liming the land

e)

2 or 3 per field

77.

Eutrophication is defined as:

a)

High levels of nutrients cause aquatic creatures such as fish to die, fish are decomposed by bacteria,bacteria respire and release carbon dioxide, algae use carbon dioxide and grown excessively creating algal bloom

b)

High levels of nutrients promote growth of algae which create algal bloom, algae die and are decomposed by bacteria, oxygen depleted, aquatic creatures such as fish die.

c)

High levels of oxygen allow algae to respire and grow excessively, bacteria cannot survive as algae has used up oxygen, algae are not decomposed, aquatic creatures such as fish die due to build-up of algae on surface of wate

78.

In which of the following soil layers is humus mostly found?

a)

A horizon

b)

B horizon

c)

C horizon

d)

D horizon

79.
What is mechanical weathering?
a)
Process through which rocks are physically broken into smaller pieces.
b)
Rocks are broken down through chemical changes.
c)
Rocks are worn away from acid in plant roots.
d)
Rocks broken down by machinery.
80.
Earthworms, moles and other animals help soil formation by:
a)
Breaking rock down
b)
Mixing and loosening soil by burrowing 
c)
Draining the water from soil
d)
Eating soil
81.
Soil that is rich in humus has high
a)
fertility.
b)
water content.
c)
sand content.
d)
clay content.
82.

Another mineral, other than Sulfur that Kale should receive is:

a)

Phosphorus

b)

Potassium

c)

Magnesium

d)

Boron

83.

Winter variety seeds have what 3 advantages...

a)

Tasty food

b)

Frost resisitant

c)

Higher yield

d)

Long growing season

84.

Crop rotation prevents

a)

Badgers

b)

A build up of pests

c)

The farmer having to plough

d)

Water pollution

85.

A biological control uses a

a)

Predator to control a pest

b)

Pest to control a predator

86.

Which chemical controls weeds?

a)

Fungicide

b)

Pesticide

c)

Insecticide

d)

Herbicide

87.

Which chemical controls pests

a)

Fertiliser

b)

Pesticide

c)

Herbicide

d)

Fungicide

88.

Transpiration occurs mainly through

a)

flower bud

b)

epidermis

c)

cuticle

d)

stomata

89.

Name the term which is given for the movement of water through a semipermeable membrane?

a)

Diffusion

b)

Osmosis

c)

Tonicity

d)

Transpiration

90.

Transpiration is

a)

the movement of water through a plant from the stem to the roots

b)

the loss of water from the leaves of a plant by the process of evaporation in form of water vapour

c)

the flow of water into plant roots by osmosis from the soil

d)

the process of minerals and sugars moving through plant veins

91.
What is photosynthesis?
a)
The process plants use to turn carbon dioxide and water into food.
b)
The process plants use to chlorophyll and sunlight into air. 
c)
The process plants use to turn sunlight and chlorophyll into soil.
d)
The process plants use to turn chocolate and milk into chocolate milk.
92.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
93.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
94.
What three things are needed for a plant to do photosynthesis?
a)
Glucose, Oxygen, Sunlight
b)
CO2, Oxygen, Sunlight
c)
CO2, Water, Sunlight
d)
Oxygen, Water, Sunlight
95.

Which of the following is the correct equation for PHOTOSYNTHESIS?

a)

light + carbon dioxide + water --> glucose + oxygen

b)

carbon dioxide + sugar + water --> oxygen + light

c)

oxygen + light + water --> carbon dioxide + sugar

d)

carbon dioxide + oxygen + water --> Light+ Sugar

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