Living Things
Classifying Life
Classifying Animals
Animal Systems
Mixed Category
100
Many-celled, organisms are made of more than one cell
What is multicellular?
100
The broadest group an organism is classified into is_____.
What is kingdom?
100
Sponges are --------. This is a body plan that cannot be divided into mirror images.
What is an asymmetrical body plan?
100
This system is made of bones, tendons, and ligaments. It provides protection for soft body organs and a solid foundation for the body.
What is the skeletal system?
100
This is an organism that is too small to be seen with just our eyes.
What is microorganism?
200
Animal cells are surrounded by a flexible wrapping called___, and it controls what materials move into and out of the cell.
What is a cell membrane?
200
The narrowest group an organism can be classified into is a ________________.
What is species?
200
All worms have ____________symmetry. They have a body plan in which an organism can be divided along only one plane of their body to produce two mirror images.
What is bilateral symmetry?
200
The power to actually produce movement in the body is provided by the ____________.
What is the muscular system?
300
_____ are oval, membrane-covered organelles that supply energy for the cell.
What is mitochondria?
300
_____ do not make their own food. ______ can make their own food, but animals must consume other organisms to get energy.
What are animals? What are plants?
300
Echinoderms include sea stars, sea urchins, and sea cucumbers. Echinoderms have a skeleton located inside the body called an ____________.
What is endoskeleton?
300
When a muscle __________, it pulls on the bone it is attached to. At the same time, another muscle in the leg _________, allowing the bone to move.
What is contracts? What is relaxes?
300
What cell structure is found in plant cells, but not in animal cells? A.) cell membrane B.) nucleus C.) chloroplast D.) vacoule
What is chloroplast?
400
This is the cell's control center, and it is a large, round organelle usually found in the center of the cell.
What is the nucleus?
400
I am an animal with a backbone; and I am an animal without a backbone.
What is a vertebrate? What is an invertebrate?
400
Arthropods are the most numerous animal group on Earth. More than half of the world's animal species are arthropods, including spiders, crabs, and insects. They are small and light with a hard skeleton on the outside of the body called an ________.
What is an exoskeleton?
400
Animals need to remove waste that builds up in their bodies. This system removes wastes from the body.
What is the excretory system?
400
Cells are the building blocks of the body. Similar cells working together at the same job, or function, form a ______________. A group of tissues that work together to perform a specific function form an _________. Organs that work together to perform a certain function make up an ______________.
What is tissue? What is an organ? What is an organ system?
500
Which cell structure is found in plant cells, but not in animal cells? A.) cell membrane B.) nucleus C.) chloroplast D.) vacuole
What is chloroplast?
500
We are multicellular and very different from plants. We must get food from other organisms, and most_____ get energy by breaking down dead or decaying plants and animals.
What is a fungus?
500
Birds are _______. That means their bodies maintain a constant temperature, even when the temperature of their environment changes.
What are warm-blooded animals?
500
This system breaks down food so it can be absorbed into the bloodstream. Human _______ starts in the mouth, and the chewed food travels through a muscular tube called the _____________.
What is the digestive system? What is the esophagus?
500
The ________ and _______ systems transport food and oxygen to the cells. Which system consists of the heart and blood vessels?
What are the circulatory and respiratory systems? What is the circulatory system?