Duplicate of HSC Agriculture Revision Multi Choice

Question 1

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

Accepted Answer

Standardisation

Question 2

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

Accepted Answer

conserving organic matter (soil carbon).

Question 3

Which of the following is a direct product of photosynthesis?

Accepted Answer

Glucose

Question 4

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

Accepted Answer

the production of plants and animals.

Question 5

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

Accepted Answer

Ethylene

Question 6

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 7

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

Accepted Answer

Superior growth rate

Question 8

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

Accepted Answer

Variable costs

Question 9

What name is given to organisms which cause disease?

Accepted Answer

Pathogens

Question 10

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

Accepted Answer

Insecticides

Question 11

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

Accepted Answer

Dicotyledons

Question 12

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

Accepted Answer

To promote root growth in cuttings

Question 13

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

Accepted Answer

Choosing most approp. cntrl strategies frm available options

Question 14

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

Accepted Answer

Using range of chemical + non­chemical pest management

Question 15

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

Accepted Answer

Rhizobium

Question 16

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

Accepted Answer

Diced beef

Question 17

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

Accepted Answer

Wholesaling

Question 18

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 19

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

Accepted Answer

Ion exchange capacity

Question 20

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

Accepted Answer

Ethylene

Question 21

What does net assimilation rate (NAR) measure?

Accepted Answer

Dry matter production of a plant

Question 22

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

Accepted Answer

Nodules

Question 23

Which of the following is an example of value adding?

Accepted Answer

Selling wine made on a farm

Question 24

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 25

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

Accepted Answer

Structure

Question 26

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

Accepted Answer

Ammonium and nitrate

Question 27

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 28

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

Accepted Answer

They are typically more tolerant of hot and dry conditions.

Question 29

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

Accepted Answer

Emergence, vegetative, reproductive

Question 30

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

Accepted Answer

Porosity, structure, texture

Question 31

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

Accepted Answer

Texture

Question 32

What is the role of standardisation in experimental design?

Accepted Answer

2ensure other factors dont affect results

Question 33

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

Accepted Answer

Closely packed soil particles

Question 34

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

Accepted Answer

Firestick farming

Duplicate of HSC Agriculture Revision Multi Choice

Questions 34

Duplicate of HSC Agriculture Revision Multi Choice

Questions 34