Answer:
first and third one
Explanation:
animals need the oxygen they make. and animals eat the plants. if an animal doesnt eat plants it eats somthing that does. sorry for the typos.
Vertebrates. they are all chordates, which mean they have a notochord somewhere in their body.
Answer: B. The smallest part of an atom
Explanation:
Electrons are the smallest of the three particles that make up atoms. Electrons are found in shells or orbitals that surround the nucleus of an atom. Protons and neutrons are found in the nucleus. They group together in the center of the atom.
Answer:
the raven
Explanation:
octopus - intelligent but very antisocial with a short life span, meaning they most likely will not work with other octopuses to improve while also living in the ocean making it harder to build. (but could probably evolve to walk on land)
dolphin - smart but does not have thumbs to make tools and lives in the ocean meaning they have a disadvantage.
raven - intelligent, works with other ravens and sometimes even wolves, and has shown to make tools.
1. B.
2. C.
3. A.
4. B.
5. C.
6. C.
Hope this helps
