Answer:
A, C and D are photosynthetic. They are green stained suggesting the presence of chloroplast and has multiple mitochondria for energy production 
 
        
             
        
        
        
Answer:
7 followed by 27 zeros
Explanation:
The body of an adult man weighing 70 kg is made up of approximately 6.7 • 10 ^ 27 atoms.
The body of an adult male contains approximately 57% water, but if we look by weight, hydrogen is only 11%, while if we look at the mutual ratio of atoms in water, there are a total of 67% hydrogen atoms. 
In this way, most of the weight (mass) of the human body comes from oxygen, but most of the atoms in the body are hydrogen.
 
        
             
        
        
        
The shrinking of a plant cell membrane away from the cell wall when placed in a hypertonic solution is called a plasmolysis... I don't know if that can be of any help :)
        
             
        
        
        
The statement that best describes ecological succession is that it always occurs in a predictable pattern. The process is also slow. The correct answer is C.