1.2

Question 1

carbon dioxide

Answer 1

koolstofdioxide-

gas, plants use it for photosynthesis, waste product of respiration.

Question 2

capillairies

Answer 2

haarvaten-
the smallest blood vessel in the body. Only one cell layer thick. Nutrients and oxygen are able to leave the bloodstream very easily.

Question 3

combustion

Answer 3

verbranding (met vuur)-

burning a substance with oxygen, flames are visible in a combustion reaction.

Question 4

exhaled

Answer 4

uitademen-

to send air out of your lungs

Question 5

gas exchange

Answer 5

gaswisseling-
oxygen leaves the lungs and enters the bloodstream, carbon dioxide leaves the bloodstream and enters the lung and vice versa.

Question 6

inhaled

Answer 6

inademen-

to breathe air into your lungs

Question 7

lung capillaries

Answer 7

long haarvaten-

capillaries of the lungs gas exchange with the lungs happens here

Question 8

mitochondrion

Answer 8

mitochondrien-

organelle of cells . release energy to keep the cell alive.

Question 9

nitrogen

Answer 9

stikstof-

a chemical element that is a gas with no colour or taste, forms about 78% of the earth’s atmosphere.

Question 10

respiration

Answer 10

verbranding van glucose in cellen-

releasing energy inside the mitochondria by burning glucose. Oxygen is needed.

Question 11

water vapour

Answer 11

waterdamp-

water in the form of a gas resulting from heathing water or ice.