The Transfer of Energy Random Retrieval

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The Transfer of Energy Random Retrieval

This quiz contains all the questions in the The Transfer of Energy section. The website will pick 20 questions at random.

1 / 20

Many decomposers secrete enzymes to digest organic matter, then absorb the products they require. The digested products which are not required remain in the soil. The digestion of which organic substance will result in the presence of ammonia in the soil?

2 / 20

Which term describes an organism which feeds on dead organic matter and digests their food externally? (watch your spelling)

3 / 20

Suggest the most appropriate units for primary productivity.

4 / 20

What is the formula for NPP?

5 / 20

Which of the following is NOT an accurate way of measuring biomass?

6 / 20

The diagram represents anaerobic respiration, name substance 'W'.

7 / 20

The diagram represents anaerobic respiration, name substance 'X'.

8 / 20

The diagram above represents anaerobic respiration in which type of organism?

9 / 20

What is represented by molecule Y?

10 / 20

Isocitrate dehydrogenase is an enzyme used in the Krebs cycle to convert Citrate into the 5C intermediate. IDH1 is an inhibitor of Isocitrate dehydrogenase. What would happen to the volume of Carbon dioxide produced by cells exposed to IDH1?

11 / 20

A single molecule of W is produced per turn of the Krebs cycle, and it carries hydrogen off to the ETC. What is it?

12 / 20

Molecule B enters the Krebs cycle from the link reaction, what is it ?

13 / 20

Where does the Krebs Cycle occur?

14 / 20

What happens to molecule Y during the conversion of triose phosphate to molecule X?

15 / 20

Why did the student set up tube 1?

16 / 20

Using the information off the diagram, calculate the Rf value for carotene.

17 / 20

How many carbon atoms are there in substance A?

18 / 20

What type of molecule is represented by 'C'?

19 / 20

In non-cyclic photophosphorylation, the electrons that leave the chlorophyll are replaced by the splitting of water. What is the name of this process?

20 / 20

Which membrane is represented by 'C' on the diagram?

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