a
b
c
d
100

to flower


groom

100

Bring back to life


revive

100

To change from one appearance to another.


transform

100

 Arctic plain


tundra

200

An animal that lives by killing and  eating others.


predator

200

 A scientist who studies animals.


zoologist

200

 Substances such as lipstick, powder, and skin cream that people put on their faces to look more attractive.

cosmetics

200

 brain researcher


neuroscientist

300

 A part of the body that has a particular function, such as the heart or lungs.




organ

300

 logical


rational

300


arrange; establish


set up

300

 movement


migration

400

 vanished


extinct

400

sense


perceive

400

  The plants and animals living in an area together, and the relationship that exists between them and the environment


ecosystem

400

vanished

extinct

500

greenhouse gasses

carbon emissions:

500

 nerve cell


neuron

500

revive:

resurect

M
e
n
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