Explanation:
a iv
b viii
c ii
d i
e iii
g i
f. single cotyledon it's v
two cotyledon it's vi
D) It is based on the position of rock layers.
Answer:
D. Oxygen
Explanation:
Plants absorb carbon dioxide (CO2) and release oxygen for humans and animals to breathe in. Afterward, they'll release CO2 for plants to absorb, which forms a cycle.
6. is Saprophytic
7. Parasitic
8. Either mimetic or mutualistic i think mutualistic