id say the first one and the third one, sorry if it’s wrong
Answer:
Its Located in the Plant Cell called Vacuole
Density= mass/volume
volume=mass/density
mass= volume•density
I believe the answer would be "Top Predators"
Natural changed to the ecosystem relate to environmental shock that occur naturally. Natural changes include floods, volcanic activity, hurricanes, etc. They can be destructive, but they also have advantages. Floods have the contribution of nutrients to the soil which was lacking. It can also relocate fishes and organisms living in bodies of water which improves the ecosystem.