Answer:
Read It and Understand
Explanation:
There are over 200 different cell types in the human body. Each type of cells is specialised to carry out a particular function, either solely, but usually by forming a particular tissue. Different tissues then combine and form specific organs, where the organ is like a factory where every type of cell has its own job.
 
        
                    
             
        
        
        
They exhibit, Growth, metabolism, reproduction, cellular organization, homeostasis, heredity, and response to stimuli.
        
             
        
        
        
Correct answer: B). Food and fossil fuels
The energy can not be created nor destroyed but it can be transformed into another form. The ultimate source of energy on this planet is the sun, the sun provides sunlight where sunlight is converted into chemical energy, which is used by plants to prepare food. Then we consume food prepared by plants to get energy and perform various types of work like movement, reproduction, growth etc. In this, the chemical energy is converted into mechanical energy. 
 
        
             
        
        
        
Sub and super 
Pre and post 
Bene and mal