Suggest three sources of errors in determining pyramids of fresh biomass?

Question

This question is worth 3 marks. Pliz send your answers a.s.a.p. 2day.

Answer 1

Standard "A" level answers:

Not all organisms were captured,

Not all the organism was collected - i.e. you didn't dig up plant roots,

Bits of plant (seeds/leaves) were lost in transit.

You may get a mark for wrong identification - so you put the organisms in the wrong trophic level.