charlettethomap7e9st
03.11.2019 •
Chemistry
Green plants produce sugar in their leaves through the process of photosynthesis. to make this sugar, plants must acquire some materials from their environment. arrow 2 represents that is taken up from the soil through the roots of the plant. a. hydrogen b. carbon dioxide c. oxygen d. water
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Ответ:
Water
Explanation:
During the process of photosynthesis, green plants use energy from the Sun to transform carbon dioxide and water into oxygen and sugar.
Ответ:
Step-by-step:
The first flip numbers will always add up to 1 so you do
1 - 2/7= 5/7
now it gets easy...
The second flip head will be 2/7 because it is a biased dice and the second flip tail will be 5/7
This also applies for the bottom 2: 2/7 head, 5/7 tails
hope this helped :)