Top answers

How can leaching cause bad smells in lakes?

Leaching is the process by which nitrates and other organic molecules can reach lakes from fields. This may be due to a large amount of fertiliser being applied or heavy rain causing the fertiliser to wash i...
JR
Answered by Joe R. • Biology tutor
4558 Views

What is the difference between aerobic and anaerobic respiration?

Respiration refers to the process of converting food substances such as glucose into energy which the cell can use. There are two types of respiration - aerobic and anaerobic respiration. Both these processe...
GJ
Answered by Grace J. • Biology tutor
5592 Views

How can I increase the sophistication of my written work in Spanish?

Written work in a foreign language may seem slightly daunting at GCSE level, but there are many ways in which you can improve the sophistication of your written work with just a few simple tips! 1) Try and i...
NK
Answered by Nikita K. • Spanish tutor
3599 Views

When is the verb sent to the end of the sentence?

The verb is sent to the end of the sentence after certain conjunctions called subordinating conjunctions. You simply have to learn what these conjunctions are, as there is no specific rule. Subordinating con...
LB
Answered by Louise B. • German tutor
8192 Views

What's the difference between imperfect and perfect?

Perfect (avoir/être + past particle) is used to describe a single, completed action in the past. For example, I ate a sandwich = J'ai mangé un sandwich. The action happened once, and it's finished. Compare t...
LB
Answered by Louise B. • French tutor
3564 Views