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Question
Hello,Sir. How are you?
I think you will be okay.

My questions are:-

1. What is the difference between autochthonous & zymogenous?
2.What's the difference between autochthonous & allochthonous?  
3.Can you briefly describe me about lake zones?

Thanks in advance.....

Answer
1.Autochthonous refers to organisms or geological formations that originated where they are found. Zymygenous organiasm are transients
2.Alloochthonous is the opposite of autochthonous

3. This requires  a complicated and and lengthy answer. I refer you to a google search
Go to Lake Zones -diagrams

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Walter Hintz

Expertise

Science teacher for over 50 years. MSc. in biology. I can answer questions in general biology, zoology, botany, anatomy and physiology and biochemistry.

Experience

I have a MSc in biology and have been a science teacher for over 50 years. At present I am a faculty member at a college and a science consultant at seven catholic schools.

Publications
The Ohio journal of Science
Momentum-The Journal of the Catholic Education Association

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