- •Agriculture I – exam (2015/2016 academic year)
- •Varianta g
- •2)The most widespread seedy oil crop worldwide is:
- •14) Soil origin is:
- •16) Chlorophyll:
- •20) As a source of poppy alcaloids for pharmaceutical industry is used:
- •34)Oil flax is characteristic by:
- •Additional questions
- •Flooding occurs when:
- •Conservation tillage includes:
- •Crop pests include:
- •Mark shallow rooting crops:
- •Most economies of the developing world are predominantly:
Mark shallow rooting crops:
Flax
potatoes
Conservation methods of biological weed management involve:
modifying the environmental to population of resident control agents and intensity the damage they inflicts on weeds retain or increase
Urban Based Farming System is represented by:
production of vegetables, in particular leafy vegetables
small livestock is usually grown there
Classification of farming system is based on the:
available natural resources
landscape (soil type, soil depth, slope)
Irrigated Farming System is represented by:
high value crops
intensive irrigation, soil desertification and degradation
Large-scale Cereals-Vegetable Farming System is represented by:
large farms ranging from 500 - 4000ha
farmers grow mainly wheat, barley, maize, sunflower, sugar beet
Liquid phase (soil solution) contains:
elevated amounts of sulphates and low amount of phosphates
usually low amounts of phosphates and high amounts of calcium
Main objectives of sustainable agriculture are:
reduction of unnecessary inputs keeping relatively high primary production
minimization of environmental risks and high quality of products
Which are main physical parameters of soil fertility:
soil structure, texture and soil porosity
soil temperature and susceptibility to soil erosion
How you can describe the importance of water:
as an universal solvent, due to hydrogen bonds and its polarity
Which elements belong to trace (micro) nutrients:
Mn, Zn, Cu, Co, B
Zn, Fe, B, Mo, B
Sources of pathogens:
Manure, slurry, sewage sludge
Choose characteristic, which does belong to the characterization of the 1st group of cereals:
they have hollow stalk
they need long day (14 - 16 hours) for formation of generative organs (ears)
The average grain yield of winter wheat in CR is about:
4-5 t.ha-1
Which elements belong among potentially toxic:
Cu, Cr, Cd, Zn, Ni, Ba
Be, Cd, Hg, Pb, Sb, Tl
Cd, Hg, Pb
To the afrodisiacs does not belong:
peppermint
Wheat for bread, baking purposes (proofing dough) should have:
the highest possible content of protein
The average consumption of sugar per person and year in the CR is about:
40kg
Sugar beets is usually harvested during the:
October and November
The best harvest time of the fruit drugs is:
in full maturity
Conservation tillage comprises all tillage types:
leave more than 30% or more soil surface with crop residues after planting
Which groups of crops is fertilized by organic manures at most?
root crops
In general, food foreceptors are:
oil seed crops (oil seed rape)
Which agriculture production area is situated in the coldest regions of the Czech republic?
fodder crop production area
Soil organic matter is a source of:
Nutrients
carbonates
How can you describe nutrients:
specific elements required for plant growth
elements soluble in water
Mark non-infectious agents of plant damages:
nutrient deficiencies
frost
(pesticides/ surfactants, lightening)
In organic (ecological) farming:
only selective herbicides can be used
Climate:
is commonly considered to be the weather averaged over a long period of time, typically 30 years
C3 plants:
prefer areas with moderate temperature
(wheat, barley, potatoes, sugar beet)