- The Leaf Structure
- The Process
- Photosynthesis Rate
(NB!!! Click on the down arrow to see the other options).
1.) Which element is needed for the planet to make chlorophyll
although is not part of the chlorophyll molecule?
2) Which of the following occurs as a result of
Energy is released
Energy is storeed
Energ is made
carbohydrates are oxidised
energy is produced from nutrients
3)Chlorophyll absorbs most energy from which of these regions of
the light spectrum?
Red and Blue
Red and Green
4) Which of these statements is NOT true about
A process which has very many
Needs chlorophyll before it can take
Uses up carbon dioxide
Gives out Oxygen
Requires light for each step to take
5)When a plant makes a glucose molecule by photosynthesis, from
which of these sources does it get its hydrogen?
Ammonium in the water
Acids in the leaf
none of the above
6)Which combinations of the following products is/are made
NADP-H2 and ATP
NADP-H2 and Carbon dioxide
ATP and Carbon dioxide
NADP-H2, ATP and Carbon dioxide
7)Which of these is NOT needed for photosynthesis but is a
by-product of it?
8) A green plant might suffer from chlorosis if which one of the
following had happend? It Had
not been watered enough
been given bright light
not been given enough light
not been given enough sodium salts
9) In the light pahse of photosynthesis, ADP?
Accepts carbon dioxide
Traps light energy
Splits water molecules
10) Which of these charicteristics of a starch molecule make it
especially suitable foir use as a storage product in plant
made in photosynthesis
A white powder
Forms a colliod with water
11) Radiant Energy is essentisal for the process of
photosynthesis to provide sufficient?
Light energy to split the carbon dioxide
Light energy to split the water molecule
Heat energy to combine carbon dioxide and
Heat energy to combine chlorophyll and carbon
Heat energy to build up glucose
The following two questions refer to this diagram
12)During which of the following stages in this cycle is carbon
dioxide taken up?
13) At which stage are co-enzymes involved
2 and 4
3 and 5
4 and 5
1 and 2
14) Which of the following is responsible for the conversion of
radiant energy to chemical energy?
15)Which one of the following best describes the graph below
Photosynthesis does not take place in
As the wavelength of light increases there is a
corresponding increase in the rate of photosynthesis.
The rate of photosynthesis is greatest in some
wavelengths of light
No photosynthesis takes place in green, yellow or
Photosynthesis only occurs in blue and red