Explanation:
The animals that remain active during the day are called the diurnal while animals that remain active during night are called the nocturnal. 
As per the question we can distinguish organisms and plants and see their behavior during the day as well as during night. Diurnal are organisms that activate during the day, while the organisms that activate during the night are called the nocturnal.  Among the animals, nocturnal animals are bats, mouse, hedgehog, etc. The appearance of the nocturnal animals is due to the following three factors :
-- to avoid heat
-- to hunt 
-- to mate
 
        
             
        
        
        
Thats true _____________________________________________________
        
             
        
        
        
Answer:
a
a process that selects variations to help with survi al and that spreads the variation to more offspring 
Explanation:
the weak don't survive the strong thrive 
 
        
             
        
        
        
Answer:
countries with higher populations are likely to use more resources 
Explanation:
The vastness of the threats to the ecosystem is directly linked to human population size and resource uses per person. Resource use, waste production and environmental degradation are accelerated by population growth.