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Quiz Nature, ecology
> Soils and Plant Nutrition
Nature, ecology
Classic
Nature, ecology
Classic
Quiz Soils and Plant Nutrition
by
Cmz275
Cmz275
1 241 played -
11 yrs ago
Fill in the blanks
QUIZ
10 QUESTIONS
hard
1
Which deficiency is associated with Nitrogen
Light green foliage, poor fruit development
Dark green foliage, suseptible to disease/pests.
Yellowing of the older leaves spreading to the younger ones.
2
What are the Secondary macronutrients
Ca, Mg, S
B, Cl, Mo, Fe
N, p, k
3
Define OM
Matter drived from Living orgamisms
Fraction of soil remaining after added residue has decomposed
Any material used to grow plants
4
What source does Potassium come from
OM and Fertilizers
Soil Minerals, OM, Atmosphere
Soil Minerals and Fertilizers
5
T/F Air temp is a major factor for crop production and growth factors
T
F
6
Define Carbon to Nitrogen Ratio
Weight of carbon to weight of Nitrogen
Amount of Nitrogen compared to Carbon
The elements in the soil
7
What is the chemical make-up of OM
1/4 Nitrogen, large amounts of Oxygen
1/2 Carbon, 1/4 Oxygen, 1/4 of N, P, & S
1/2 Carbon, less amounts of Oygen, small amounts of N, P, &S
8
How many nutrients aid in the production of plants
17
14
20
9
What are the beneficial Elements
Oxygen, Hydrogen, Carbon
Silicon, Vadinum, Cobalt
Nitrogen, Phosphorous, and Potassium
10
Which Micronutrients are considered Non-metals
Fe, Zn
Mo, Cu
Cl, B
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Generated on 6 Feb, 22h44