9 questions
The function of the human excretory system is to -
break food into small molecules that the body can absorb
dispose of wastes and control body fluid composition
move materials from the environment into the body
produce enzymes the body needs to break down food
The table summarizes some of the structures and functions of the human body. What terms should replace Y?
protects the body from germs
allows the body to match the temperature of the environment
provides a way for carbon dioxide to leave the body
allows the body to move
To show students that gravity is not the only force that helps move food through the body, the teacher does a headstand and eats a cookie. Which is responsible for moving the food to the stomach?
chewing by the teeth
movement of the tongue
squeezing by the esophagus
contraction of the stomach
Which system moves oxygen to the cells and obtains structures that help the body fight infections?
muscular system
digestive system
circulatory system
endocrine system
The nervous system is most like which cell organelle?
mitochondria
nucleus
chloroplast
cell membrane
The cell wall is most like which organ system?
nervous
excretory
respiratory
integumentary
The function of the digestive system is most like which cell organelle?
cell membrane
mitochondria
nucleus
cytoplasm
The function of the chloroplast is to -
convert food into energy a cell can use
control the functions of a cell and control genetic traits
convert radiant energy into chemical energy through photosynthesis
store water and nutrients
Which system is this?
Nervous
Respiratory
Circulatory
Digestive