Some man-made fibres, too, are derived from naturally occurring polymers. For instance, rayon and acetate, two of the first man-made fibres ever to be produced, are made of the same cellulose polymers that make up cotton, hemp, flax, and the structural fibres of wood.
 
        
             
        
        
        
If photosynthesis stopped, plants would stop converting carbon dioxide -- an air pollutant -- to organic material. ... Even if all the plants on Earth were to die, people would remain resourceful -- especially if their lives depended on it.
        
             
        
        
        
Answer:
its neap spring and neap flood 
Explanation:
because i had the same question and i got these right