HSC Agriculture Revision Multi Choice

Question 1

What is a land use practice that was commonly used by the Aboriginal inhabitants of Australia?

Accepted Answer

Firestick farming

Question 2

At which point in marketing chain wld product promo b most likely 2increase sales of product?

Accepted Answer

Wholesaling

Question 3

Which of the following statements is NOT true of embryo transfer in animals?

Accepted Answer

Higher rates pregnancy achieved compared to natural mating

Question 4

In research paper, what is main reason 4 including a section that details research methodology?

Accepted Answer

Allows readers 2evaluate validity of research methodology

Question 5

Which of the following is a feature of a soil with a high bulk density?

Accepted Answer

Closely packed soil particles

Question 6

What advantage does a pasture consisting of introduced species hav over native pasture system?

Accepted Answer

Superior growth rate

Question 7

A soil test determined that the pH of a soil was 4.What does this pH level indicate?

Accepted Answer

Plants cld access a greater range of nutrients if pH raised.

Question 8

How do Australian native pasture species differ from introduced pasture species?

Accepted Answer

They are typically more tolerant of hot and dry conditions.

Question 9

What is the component of experimental design that involves the management of variables?

Accepted Answer

Standardisation

Question 10

Which type of plant hormone increases the ripening rate of fruits?

Accepted Answer

Ethylene

Question 11

Which term is used to describe the arrangement of particles in soil?

Accepted Answer

Structure

Question 12

The diagram shows the early stages of growth of a plant. 2 which group does this plant belong?

Accepted Answer

Dicotyledons

Question 13

Which technique provides accurate comparison of relative profitability of enterprises on farm?

Accepted Answer

A gross margin budget

Question 14

What is the name of the hormone that is responsible for maintaining pregnancy?

Accepted Answer

Progesterone

Question 15

What is the best method of preventing the development of resistance in pest populations?

Accepted Answer

Using range of chemical + non­chemical pest management

Question 16

What is the role of Rhizobium bacteria found in root nodules on legume plants?

Accepted Answer

They provide an available source of nitrogen to the plant

Question 17

A government charge on the amount of irrigation water used will have an effect on

Accepted Answer

the production of plants and animals.

Question 18

What is increased as a result of the use of hormone growth promotants (HGPs) in animals?

Accepted Answer

Efficiency of food conversion

Question 19

Which of the following is an example of a behavioural characteristic of an animal?

Accepted Answer

Temperament

Question 20

Which of the following is responsible for ovulation?

Accepted Answer

Luteinising hormone

Question 21

Which of the following shld b subtracted from total enterprise income 2 calculate gross margin?

Accepted Answer

Variable costs

Question 22

Which management techniques used in crop production is NOT associated withmanaging competition?

Accepted Answer

Insecticides

Question 23

What is the function of the hormone progesterone in female animals?

Accepted Answer

It maintains pregnancy

Question 24

What is being determined by the test shown in the diagrams?

Accepted Answer

Texture

Question 25

What plant hormone is commonly used in post-harvest fruit ripening?

Accepted Answer

Ethylene

Question 26

What name is given to organisms which cause disease?

Accepted Answer

Pathogens

Question 27

Which statistical measure provides information about the spread of data?

Accepted Answer

Standard deviation

Question 28

What is meant by the term flushing when used with reference to animal production?

Accepted Answer

Increasing nutrition prior to mating

Question 29

Which of the following is an example of value adding?

Accepted Answer

Selling wine made on a farm

Question 30

Which of the following is an example of a value added product?

Accepted Answer

Diced beef

Question 31

Which combination of factors is most likely to affect the fertility of farm animals?

Accepted Answer

Nutrition, genetics, diseases

Question 32

What is the name of the bacteria responsible for nodule formation on legumes?

Accepted Answer

Rhizobium

Question 33

Which of the following describes ONLY physical characteristics of a soil?

Accepted Answer

Porosity, structure, texture

Question 34

What is the role of standardisation in experimental design?

Accepted Answer

2ensure other factors dont affect results

Question 35

What is the purpose of welfare legislation and industry codes of practice in animal management?

Accepted Answer

To reduce unnecessary pain and suffering

Question 36

What group of chemicals is responsible for the regulation of animal reproductive systems?

Accepted Answer

Hormones

Question 37

What is a common commercial use of the plant hormone group auxins?

Accepted Answer

To promote root growth in cuttings

Question 38

Which of the following is most useful 2 farmers to analysing the financial situation of a farm?

Accepted Answer

Gross margin

Question 39

What is the best description of integrated pest management (IPM)?

Accepted Answer

Choosing most approp. cntrl strategies frm available options

Question 40

What is most likely 2result from the loss of organic matter (soil carbon) from soil over time?

Accepted Answer

A breakdown of soil structure

Question 41

Which pair of nitrogen-containing substances can plant roots extract from the soil?

Accepted Answer

Ammonium and nitrate

Question 42

Which of following statements is true of early European land management practicesin Australia?

Accepted Answer

They led to an increase in soil degradation issues.

Question 43

What does net assimilation rate (NAR) measure?

Accepted Answer

Dry matter production of a plant

Question 44

The long-term fertility of sandy soils is best maintained by

Accepted Answer

conserving organic matter (soil carbon).

Question 45

After germination, what is the correct order of the phases of growth for a plant?

Accepted Answer

Emergence, vegetative, reproductive

Question 46

What name is given to the spherical swellings on the roots of a legume?

Accepted Answer

Nodules

Question 47

Which of the following is a direct product of photosynthesis?

Accepted Answer

Glucose

Question 48

Which characteristic of a soil would give the best indication of its chemical fertility?

Accepted Answer

Ion exchange capacity

Question 49

What term is used 2describe the time between consecutive ovulations in a breedingfemale animal?

Accepted Answer

Oestrous cycle

Question 50

Which group of chemicals regulates animal reproduction and behaviour?

Accepted Answer

Hormones

Question 51

Diagram shows howTotal energyInDiet Is used by animal. What is metabolisable energy a combo of?

Accepted Answer

Y and Z

Question 52

Which organ in the ruminant is most similar in function to the stomach of the monogastric?

Accepted Answer

The abomasum

Question 53

Predatory mites mayB used2assist control of red spider mite. What type of pest control is this?

Accepted Answer

Biological

HSC Agriculture Revision Multi Choice

Questions 53

HSC Agriculture Revision Multi Choice

Questions 53