May someone me with these science questions

5: water cycle

6: use the image to help you:

Second page

BTB also known as Bromothymol blue (

1: Carbon Transfer through Snails, Bromothymol blue (BTB) is an indicator that turns yellow in the presence of carbon dioxide.

Meaning the snails produced carbon dioxide by breathing

2: The plant Elodea didnt produce any carbon dioxide beceause it needs to go threw photosynthesis

3: im unsure of this one

4: this im unsure of as well

im sorry im unable to answer number 3 and 4 but i hope the rest helps!!

the first one is C, I do believe.

the second one is also C, however, I'm not 100% sure on it, but it's worth a shot-

if these are wrong, i'm terribly sorry-

also, please post these in the biology section next time! °ω°