1
A ___ _____ species is a plant or animal that plays a unique and crucial role in the way an ecosystem functions.
2
________ is the way in which some animals are coloured and shaped so that they cannot easily be seen in their natural surroundings.
3
_________ means the number of people in a geographic area.
4
__________ is a process by which an animal or plant species becomes fitted to its environment
5
_________ is a close relationship between two organisms of different kinds which benefits both organisms.
6
________ is change in the heritable characteristics of biological populations over successive generations.
7
An _______ refers to any individual living thing that can react to stimuli, reproduce, grow, and maintain homeostasis.
8
_______ is an animal that eats other animals
9
A _______ is a plant or an animal organism that lives in or on another and takes its nourishment from that other organism.
10
_________ is an area of land that belongs to or is controlled by a government.
11
____ is an animal hunted for food.
