Answer:
C. The yellow butterflies were not eaten by birds and were able to reproduce more.
Explanation:
what we can conclude from the passage that the yellow butterflies reproduced more.
 
        
                    
             
        
        
        
Answer:
rice cultivation.
Explanation:
There are two methods of sowing a crop in the field i. e. sowing of seed and transplanting. Seeds sowing in the field is used for almost all the crops except rice in which transplantation is done. In transplanting method, plants are grown inside a nursery and when the plant reaches to a certain height, it is transported to the field. This method is done in the cultivation of paddy rice because water is present at a certain height in the field and rice is the only crop in which roots respire in water. 
 
        
             
        
        
        
I believe the answer is (B) Parasitic.
        
             
        
        
        
Answer:
The density of water increases as the salinity increases. The density of seawater (salinity greater than 24.7) increases as temperature decreases at all temperatures above the freezing point. The density of seawater is increased by increasing pressure.
Explanation: