Which statement is supported by the energy pyramid?

The ecosystem can support fewer foxes than grasshoppers.
Foxes require less energy than birds.
The ecosystem can support more foxes than birds.
Grasshoppers require more energy than birds.

No. an alpha particle is a pair of protons and a pair of neutrons, i.e. a helium

No because it not possibly

The population of unionid mussels decreased after zebra mussels were introduced. zebra mussels competed with the unionid mussels for food. the zebra mussels were able to displace the unionid mussels, allowing the zebra mussel population to increase  over the years. the unionid mussel population decreased because  of lack of food.

Bis the answer to the question