What do animals need to obtain energy?
Food
What is the primary gas that animals inhale?
Oxygen
What is one main function of the skeleton?
To provide structure and support to the body.
What is the term for the process of producing offspring?
Reproduction
What is the term for how animals react to changes in their environment?
Response to stimuli
What is the process of breaking down food called?
Digestion
What organ do mammals use for breathing?
Lungs
Name one way the skeleton helps with movement.
By providing attachment points for muscles.
What are the two main types of reproduction?
Sexual reproduction and asexual reproduction.
What is a stimulus?
A change in the environment that triggers a response.
Name one type of nutrient essential for animal life.
Proteins, carbohydrates, fats, vitamins, or minerals
Describe the process of cellular respiration.
The process where cells use oxygen to break down glucose to produce energy, carbon dioxide, and water.
What is the smallest bone in the human body?
The stirrup bone (stapes) in the ear
What is fertilization?
The process where a sperm cell joins with an egg cell to form a zygote.
Give an example of a behavior that helps animals survive.
Migration, hibernation, or camouflage.
What is the difference between herbivores, carnivores, and omnivores?
Herbivores eat plants, carnivores eat meat, and omnivores eat both plants and meat.
What is the purpose of respiration for animals?
To provide energy for cellular activities.
What is a fossil?
The preserved remains or traces of ancient organisms
Describe how external fertilization occurs in animals.
External fertilization occurs when eggs are fertilized outside the female's body, often in water.
What is the role of senses in animal response?
Senses help animals detect changes in their environment and respond appropriately for survival.
in which part of the digestive system are most of the nutrients from food absorbed?
Small intestine
How do fish respire underwater?
Fish use gills to extract oxygen from water.
What is unique about the bones of a jellyfish?
Jellyfish do not have bones; they are made of a soft body structure
Explain the role of parental care in animal reproduction
Parental care helps ensure the survival of offspring by providing protection, food, and teaching essential skills.
Explain how migration benefits certain animals.
Migration allows animals to find food, reproduce, and escape harsh weather conditions.