Biology Topic 4

Question 1

What is the word equation for photosynthesis

Answer 1

carbon dioxide + water = glucose + oxygen
light

Question 2

what are the limiting factors of photosynthesis

Answer 2

the limiting factors of photosynthesis are light intensity, concentration of Co2, temperature and chlorophyll

Question 3

how can we see the effect of light intensity on the rate of photosynthesis

Answer 3

-put pond weed in a test tube
-place a light at a certain distance away
-measure the amount of bubbles

Question 4

what are the two types of respiration

Answer 4

anaerobic and aerobic respiration

Question 5

what type of respiration uses oxygen

Answer 5

aerobic respiration

Question 6

is respiration just breathing

Answer 6

no it involves chemical reactions

Question 7

what is a metabolism

Answer 7

metabolism is all the chemical reactions in an organism

Question 8

which type of respiration produces lactic acid

Answer 8

anaerobic respiration produces lactic acid

Question 9

what is the word equation for anaerobic respiration

Answer 9

glucose = lactic acid

Question 10

what is the word equation for aerobic respiration

Answer 10

glucose + oxygen = carbon dioxide + water

Question 11

do you respire more or less when you exercise

Answer 11

you respire MORE when you exercise