Plants need the alkaline earth element ______ in photosynthesis.?

1 ⤊

A) Magnesium
B) Calcium
C) Strontium
D) Barium

2007-05-25 12:12:54 · 5 answers · asked by ? 1 in Science & Mathematics ➔ Chemistry

It's magnesium. It's part of the chemical structure of chlorophyll.

2007-05-25 12:25:42 · answer #1 · answered by ChemTeam 7 · 0⤊ 0⤋

It's magnesium, which is part of the cycle of carbon fixation. And magnesium is an alkaline earth (Group II) element.

2007-05-25 12:23:47 · answer #2 · answered by TheOnlyBeldin 7 · 0⤊ 0⤋

A is needed but its not an alkaline so its B. But, this looks like a trick question so make it A

2007-05-25 12:18:24 · answer #3 · answered by jim m 5 · 0⤊ 0⤋

a) Magnesium

2007-05-25 12:15:28 · answer #4 · answered by Dr. Eddie 6 · 1⤊ 0⤋

b) calcium

2007-05-25 12:18:16 · answer #5 · answered by Anonymous · 0⤊ 0⤋