Légender le schéma de la nutrition des végétaux Exercice de connaissances

\(\displaystyle{\ce{CO2}}\)

Feuille

\(\displaystyle{\ce{H2O}}\)

\(\displaystyle{\ce{O2}}\)

Feuille

\(\displaystyle{\ce{CO2}}\)

\(\displaystyle{\ce{O2}}\)

\(\displaystyle{\ce{H2O}}\)

\(\displaystyle{\ce{H2O}}\)

\(\displaystyle{\ce{CO2}}\)

Feuille

\(\displaystyle{\ce{O2}}\)

\(\displaystyle{\ce{O2}}\)

\(\displaystyle{\ce{H2O}}\)

Feuille

\(\displaystyle{\ce{CO2}}\)

Sève élaborée

Racine

Poils absorbants

Sève brute

Sève brute

Poils absorbants

Sève élaborée

Racine

Racine

Sève brute

Poils absorbants

Sève élaborée

Sève élaborée

Racine

Poils absorbants

Sève brute