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Reactia solului

Authored by Shosha Stein

Other

12th Grade

Used 9+ times

Reactia solului
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Compozitia elementara a solutiei solului este :

a) Ca, H, I, S, HCl;

b) HNO3, Na, Li, F, CO;

c) N, P, K,Ca, Mg, Fe, S, etc;

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Azotitii, azotatii, clorurile, sulfatii, fosfatii, carbonatii, amoniacul sunt compusi ai solului:

a) organici

b) minerali

c) coloidali

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Compusii aflati in dipersie coloidala sunt:

a) zaharurile

b) NaCl, CaCl2, KNO3,

c) acizii humici, Fe(OH)3, Al(OH)3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Solutia solului este o solutie apoasa diluata ce contine dizolvati:

a) compusi cu azot, fosfor;

b) compusi minerali si organici;

c) compusi ionici;

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Solutia solului contine compusi aflati in dispersie :

a) ionica, moleculara, coloidala;

b) numai coloidala;

c) numai ionica si moleculara;

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Solul care contine substante cu caracter bazic va avea o reactie

Acida

Alcalina

Neutra

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Acizii humici, aminoacizii, acidul acetic, tartric succinic sunt compusi anorganici;

Adevarat

Fals

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