Life Processes & Reproduction
Living things must perform various life processes to _______________________.
What is survive?
This organ has tiny hairs and mucus inside of it to trap bacteria and dirt that can harm an organism.
What is the nose?
The digestive system is responsible for getting food ___________________ and _____________ of our bodies.
What is in and out?
Animals have to change their ______________ to survive in the winter.
What is behavior?
Animals must __________________ to find food, water, and space.
What is move?
Living things must excrete, or remove, __________________ from their bodies.
What is waste?
This organ allows air to pass to the lungs.
What is the trachea?
The esophagus transports food from the mouth to the ________________.
What is stomach?
Senses allow us to collect ____________ about our environment so we can change our behavior.
What is information?
A shark's skeleton is made of __________________.
What is cartilage?
During reproduction, a male and female produce ______________________.
What is offspring?
The bronchial tubes carry oxygen to each lung. They split into smaller tubes called ________________ ______________________.
What are air sacs?
The small intestines absorb ___________ from food and send it to the blood.
What are nutrients?
This sense lets an animal know winter is coming so they can prepare.
What is sight?
Insects have an __________________ outside of their bodies.
What is exoskeleton?
Living things exchange _____________________ in their environment.
What is gases?
This organ is a muscle that sits below the lungs. When it flexes, we inhale and take in oxygen. When it relaxes, we exhale and release carbon dioxide. What is this organ called?
What is the diaphragm?
This is found in the large intestine. It helps break down undigested food.
What is bacteria?
This is a special sense that bats have. They make a sound and detect the echoes that come back from it. It helps them find food to eat.
What is echolocation?
Our sense organs collect information and send it to our __________________, which tells our body how to respond.
What is brain?
Reproduction is nature's way of allowing a ________________________ to survive.
What is species?
The process by which the human body gets oxygen and gets rid of carbon dioxide is called _________________.
What is respiration?
Food takes this long to digest.
What is 10-12 hours?
Senses are an _______________ that help an animal survive in its environment.
Organ's do not give structural support and need to be protected because they are ________________.
What is fragile?