Structures
Fill in the blank: The smallest ________ of life is the ____________.
1. Structure
2. Cell
Describe the function of skin on an animal.
Protects the insides of animals
A loud noise occurs is this an example of stimulus or response.
Stimulus
What organs do you use for the sense of sight?
Eyes
What is the system called that deals with hearing?
Auditory System
Choose one structure in a plant and explain how it supports survival, growth, behavior, or reproduction.
1. Roots help a plant survive by holding it in the ground, so it doesn’t fall over. They also soak up water and nutrients from the soil that the plant needs to grow.
2. The stem helps the plant grow by holding it up toward the sunlight. It also carries water and food to different parts of the plant.
3. Leaves help the plant survive because they make food for the plant using sunlight, air, and water. This process is called photosynthesis.
4. Flowers help the plant reproduce. They make seeds, which can grow into new plants.
Describe the function of bones for an animal.
Bones help an animal’s body stay strong and keep its shape.
The weather is cold; you put on a jacket.
Response
What organs do you use for the sense of smell?
Nose
Which organs help animals find food?
Brain, eyes, ears
Choose one structure in an animal and explain how it supports survival, growth, behavior, or reproduction.
1. Teeth help an animal survive by allowing it to bite and chew food. This helps the animal get the nutrients it needs to grow and stay healthy.
2. Legs help an animal move. Animals use their legs to walk, run, or jump to find food, escape danger, and explore their environment.
3. Fur helps an animal survive by keeping it warm in cold weather. It also protects the animal’s skin.
4. Wings help some animals survive by allowing them to fly. Flying helps animals find food, escape predators, and travel to new places.
Describe the function of muscles on an animal.
Muscles help an animal move by allowing it to walk, run, jump, and chew.
Touching something hot.
Stimulus
What organ do you use for sense of taste?
Tongue
Fill in the blanks: The outer ear _______ sound toward structures inside the ear. Structures inside the ear ________ sound waves. This system is known as the ___________ system.
1. moves
2. process
3. auditory
An organ is .....
An organ is a part of the body made up of different tissues that work together to do a specific job
Describe the function of leaves.
Leaves help a plant survive by making food for the plant.
Bright sunlight.
Stimulus
What organs do you use for the sense of touch?
hands
toes
Describe how an eye sees information.
An eye sees information by letting light enter through the pupil. The light hits the retina at the back of the eye, which turns the light into signals. These signals are sent to the brain through the optic nerve, and the brain helps us understand what we see.
Tissues are...
Tissues are groups of similar cells that work together to do a specific job
Describe the function of roots
Roots help a plant survive by holding it firmly in the ground and taking in water and nutrients from the soil that the plant needs to grow.
Stomach grumbles, you eat a burger.
Response
What organs to you use for the sense of hearing?
Describe how an ear hears information.
An ear hears information by collecting sound waves from the air. The sound waves travel through the ear canal and make the eardrum vibrate. These vibrations are sent to the inner ear, where they are changed into signals that the brain can understand, allowing the animal or person to hear.