What is an organism?
A living thing.
What process do plants use to make sugar?
Photosynthesis.
What is a producer?
An organism that makes its own food.
In the food chain grass → grasshopper → frog → snake, what does the grasshopper eat?
Grass.
What is a predator?
An animal that hunts another animal for food.
What is a habitat?
The place where an organism lives.
What are the three things plants need to carry out photosynthesis?
Water, carbon dioxide, and sunlight.
What is a consumer?
An organism that cannot make its own food and eats other living things.
What does the frog eat in the food chain?
The grasshopper.
What is prey?
An animal that is hunted and eaten by another animal.
What is a population?
All the organisms of the same kind that live together in the same area.
What is the original source of energy for nearly all organisms?
The sun.
Give two examples of producers.
Grass and trees.
How does the snake get its energy?
By eating the frog.
In the example of a lioness and a zebra, which animal is the prey?
The zebra.
What is an environment?
All the living and nonliving things that surround and affect an organism.
What three things do all animals need for growth and repair?
Water, oxygen, and food.
Give two examples of consumers.
Birds and lions.
Name four examples of living things.
Plants, animals, humans, and bacteria.
In the example of an owl and a mouse, which animal is the predator?
The owl.
What is a niche?
The role that an organism plays in its habitat.
How does grass get the energy it needs to grow?
Grass gets energy from the sun.
What is the main difference between a producer and a consumer?
A producer makes its own food, while a consumer eats other living things.
Name four examples of nonliving things.
Sunlight, water, rocks, and sand.
What is the difference between an organism with a wide niche and an organism with a narrow niche?
A wide niche allows an organism to live in many places and eat many foods. A narrow niche means it can live in specific places and eat only one or two kinds of food.