The gas that we breathe out that is a waste product of respiration
What is carbon dioxide?
100
Tiny air sacs from which oxygen enters the blood
What are alveoli?
100
The name of the liquid salt water part of the blood
What is the plasma?
100
The two things that start digestion in your mouth
What are teeth & saliva?
200
The green substance that helps plants absorb light in order to make glucose
What is chlorophyll?
200
The two substances that cells need to burn chemically in order to produce the energy that they need
What are oxygen & glucose?
200
The names of three types of blood vessels
What qre arteries, veins, & capillaries?
200
The cells in the blood that fight infection by attacking & destroying viruses & bacteria
What are white blood cells?
200
The tube that takes food to the stomach
What is the esophagus?
300
The process where plants combine glucose & carbon dioxide to get energy
What is respiration?
300
The muscle under the lungs that pulls air into the lungs and pushes air out of the lungs
What is the diaphragm?
300
The function of the heart
What is to pump blood throughout the body?
300
The part of the blood that causes the blood to clot so that the body does not lose too much blood
What are platelets?
300
The organ in which the digestion of food (into nutrients the cells can use) is completed
What is the small intestine?
400
1. the veins in a plant that carry nutrients & water to all parts of the plant and 2. the veins that only carry water up from the roots
What is 1. phloem & 2. xylem?
400
The flap of tissue that closes over the trachea to keep food and water out of the lungs.
What is the epiglottis?
400
1. The gas that red blood cells carry to the lungs and 2. the gas that red blood cells carry away from the lungs
What are 1. carbon dioxide & 2. oxygen?
400
The organ from which water & minerals diffuse (enter) into the blood
What is the large intestine?
400
The projections in the small intestine from which nutrients diffuse (enter) into the blood
What are villi?
500
the two cell structures that plant cells have that animal cells do not have
What are cell walls & chloroplasts?
500
The two purposes for respiration
What are 1. getting oxygen to the cells and 2. removing carbon dioxide waste produced by the cells ?
500
The organ where waste products and water are removed from the blood
What are the kidneys?
500
1. The general type of the blood vessels that carry blood into the heart & 2. the general type of blood vessels that carry blood away from the heart (2 answers)
What are 1. veins & 2. arteries?
500
The two purposes of the digestive system
What are 1. break down food into nutrients that cells can use & 2. get nutrients into the blood?