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Q 1/14
Score 0
A plant wilted but later recovered. During the time the leaves were wilted the rate of photosynthesis decreased because:
60
b) Chlorophyll in the wilting leaves was broken down
c) The amount of light reaching the plant was reduced
d) The amount of carbon dioxide entering the leaf decreased
a) Enzymes in the leaf cells were denatured
Q 2/14
Score 0
Chloroplasts:
60
b) Are found in all plant cells
a) Contain glycogen
c) Are found in some bacterial cells
d) Contain layers of internal membranes
14 questions
Q.
A plant wilted but later recovered. During the time the leaves were wilted the rate of photosynthesis decreased because:
1
60 sec
Q.
Chloroplasts:
2
60 sec
Q.
The production of organic molecules in a crop is reduced when leaves begin to wilt because:
3
60 sec
Q.
The chloroplast is the organelle responsible for photosynthesis. In chloroplasts
4
60 sec
Q.
6 H20 + 6 CO2 --> (energy) X + 6O2. The product X in this biochemical process is
5
60 sec
Q.
Considering events that occur in a chloroplast during photosynthesis it is reasonable to claim that:
6
60 sec
Q.
The oxygen gas produced during photosynthesis is derived from the splitting of:
7
60 sec
Q.
Which of the following is not a requirement for photosynthesis?
8
60 sec
Q.
In dry conditions plants close the stomata in their leaves to minimise water loss. This results in a significant decrease in the rate of photosynthesis. What is the primary reason for this reduction in photosynthetic rate?
9
60 sec
Q.
Which of the following gases are produced in various parts of plants under normal metabolic conditions? - I Carbon Dioxide, II Oxygen, III Hydrogen
10
60 sec
Q.
NADH is a coenzyme.
Which one of the following is a correct statement about NADH?
11
60 sec
Q.
Consider the production of ATP molecules in a eukaryotic cell.
The majority of ATP molecules are produced
12
60 sec
Q.
Transcription of a structural gene can be initiated by the
13
60 sec
Q.
Alpha-globin is a polypeptide consisting of 141 amino acids. In which parts of the pre-mRNA would the codons for these amino acids be found?
