The answer would be true
Iron is an important substance that needed to create hemoglobin for red blood cells. A pregnant woman will produce more blood as prevention for the blood loss when laboring. The baby also need iron to makes their red blood cells. That is why the iron requirement increases in pregnancy.
About half pregnant woman doesn't meet the requirement iron from diet alone.
Answer:
there is no picture so I can't tell :)
Anerobic organisisms need to make oxoygen just like photosynetheic plants
As per the rules of bionomial nomenclature, the species name that is written correctly is C. Pelecinus polytyrator (or B, because you wrote two answers which are completely the same).
You capitalize the genus name, but write the specific epithet in small letters.
I believe the answer is C. the need to acquire energy from other organisms
This is however an educated guess, but I hope this helps! :)