Hi @Peter5CE3 ,
Mushrooms are not very sharp, excessively noisy and details are lost in the shadows.
Flowers is out of focus
This is also out of focus
You need to inspect your images at between 100 and 200% before uploading.
The above are the first 3 images.
Photographer and Nutrition Author
The lighting is also rather bad. They seem to be out of focus, and the composition isn't very good.
Have a read of this. It's a brief guide on image quality:
and also follow the links to the different help guides.
Thank You very much