This is what blending into the environment is called
What is camouflage?
100
Humus is broken down plant and animal material. Bits of rock and humus is called __________.
What is soil?
100
Most plants have roots, stems, and ____________.
What are leaves?
100
Plants and animals differ in this way.
What is animals can't make their own food.
100
These are what living things are called.
What are organisms?
200
Sea Lions, walruses, and other animals in cold climates have a layer of _____________, or fat, under their skin.
What is blubber?
200
This is an environment with a dry climate.
What is a desert?
200
This is the structure that takes in water and holds a plant in place.
What are roots?
200
These are saclike structures that take in oxygen.
What are lungs?
200
This means to make more of one's own kind.
What is reproduce?
300
Desert plants have structures for taking in and storing ___________.
What is water?
300
This is an environment with many trees.
What is a forest?
300
Substances that help living things grow and stay healthy are called __________.
What are nutrients?
300
This is the outer covering of an animal.
What is skin?
300
This is something that helps a living thing survive .
What is a resource?
400
__________________ animals are active at night.
What is nocturnal?
400
A type of forest found in North America, Europe, and Asia
What is a temperate forest?
400
This is a structure from which leaves and flowers grow. It holds the plant upright so that it can get sunlight. It also carries the water, food, and nutrients throughout the plant.
What is a stem?
400
You sweat through these.
What are pores?
400
This is the struggle among living things for resources.
What is competition?
500
When one living thing imitates another in color or shape. . .
What is mimicry?
500
This is an environment where water covers the soil for most of the year.
What is a wetland?
500
This is the structure where a plant makes food.
What is a leaf?
500
Some animals have structures that protect their bodies. A porcupine's ____________ help keep away other animals.
What are quills?
500
Organisms compete for food, space, water, sunlight, and _____________.