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Lesson 1: Vocabulary Crossword

Across
The group in classification directly under or following class.
The phylum of invertebrates with an exoskeleton, such as crabs, lobsters, spiders and insects.
The class to which spiders, scorpions and mites belong.
Animals are said to be _______ when there are no longer any in existence.
The largest grouping in animal classification. The group in which all animals are placed. (TWO WORDS)
The last and smallest grouping of animals in classification, containing creatures that resemble one another and are able to breed with others in the same group.
The group in classification directly under or following order.
Animals in the chordata phylum, having a backbone.
The force upon an airfoil, causing an aircraft or creature to fly and stay in the air.
The group in classification directly under or following phylum.
A natural, inborn impulse living creatures follow to survive.
The classification class to which birds belong.
The study of animals.
Down
A scientist that specializes in the study of animals.
This word describes an object using an airfoil that is well designed to travel through the air smoothly without a lot of drag.
The force that enables an aircraft or creature to propel forward.
A factor or condition in a scientific experiment that is subject to change.
Any object with a shape resembling a wing designed to create lift.
The class to which insects belong.
A force that resists or pushes against an airfoil in flight, reducing its forward motion.
The force put forth by air which pushes on objects and creatures. (TWO WORDS)
The phylum of invertebrates that contains earthworms.
The phylum of animals containing vertebrate animals, those with a backbone and spinal cord.
The second grouping in classification, just under the kingdom.
The class to which mammals belong.
The group in classification directly under or following family.
The science dealing with describing, identifying, naming, grouping and classifying living things.
The preserved remains of creatures that were once alive.