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Give three reasons for why biomass may not be transferred from primary consumers to organisms at higher trophic levels in the food chain. [3 marks]

Some energy is lost via the the primary organism's waste products (such as urine and faeces).Some energy is lost as heat produced as a product of respiration.Energy produced by respiration may be used for...

TT
Answered by Thaarabi T. Biology tutor
11830 Views

How do I work out the magnification of an image?

For these types of questions, start by writing out the equation for magnification: Magnification = (size of image) / (size of real object). Then, find the values given in the question that can be plugged ...

CR
Answered by Chloe R. Biology tutor
28286 Views

What is the best way to structure a one hour exam essay on Shakespeare?

There is no single way to write an exam essay! You seek to produce something creative and individual. However, there are some helpful points to remember to help you write a clear and clever answer:a) An e...

BS
8496 Views

Briefly outline the tripartite view of knowledge and explain how a case of a lucky true belief (a Gettier-style problem) can be used to argue against this view

According to the tripartite view of knowledge, knowledge is equivalent to justified true belief. Formulaically, it is the view that S knows P if and only if:
S believes PP is trueS is justified in be...

AC
Answered by Alfie C. Philosophy tutor
2197 Views

Explain the light-dependent reaction of photosynthesis

The light-dependent reaction along with the Calvin cycle (light-independent) make up the process of photosynthesis in organisms such as plants, algae and cyanobacteria. In the light-dependent reaction lig...

SL
Answered by Spyros L. Biology tutor
4888 Views

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