Cell Biology Past Question and Answers



1. DNA formation is associated with 
A. ribosome              
B. mitochondrion       
C. Golgi body      
D. lysosomes

2. The immediate source of energy for cell metabolism is
A. Sunlight              
B. ATP           
C. kinetic energy         
D. glucose  

3. All members of kingdom plantae do not posses
A. Cellulose cell wall 
B. Multicellular body
C. Chlorophyll 
D. Chitinous cell wall

4. What structure distinguishes a eukaryote from a prokaryote? 
A. Nucleus          
B. Cytoplasm      
C. Cell wall      
D. Chloroplast

5. What part of the cell is described as selectively permeable? 
A. Cell wall        
B. Cell membrane    
C. Nuclear membrane 
D. Cisterna

6. Which type of molecules forms a bilayer within the plasma membrane
A. carbohydrates        
B. protein     
C. phospholipid             
D. nucleic acid

7. Cilia and flagella contain
A. centrioles             
B. mitochondrion   
C. actin filaments  
D. basal bodies

8. The nucleus is considered the control center of the cell because it 
A. is located in the exact center of the cell
B. house the nucleolus 
C. contain genetic information of the cell
D. has nuclear pores through which materials can pass

9. Which of the following cellular structure is not composed of membrane?
A. ribosomes    
B. Golgi body    
C. lysosomes   
D. endoplasmic reticulum 

10. Cell of a similar structures working together constitute a(n)
A. tissue           
B. organ    
C. organ system       
D. organism

11. Epithelial tissues do which of the following
A. secrete                    
B. line body cavity     
C. protect   
D. all of these

12. Which of the types of epithelial tissue is composed of flattened cells?
A. Glandular           
B. squamous      
C. columnar         
D. cuboidal

13. Cardiac muscle fibers are characterized by which traits?
A. Striated, intercalated disks
B. Smooth, single nucleus
C. striated, multiple nucleus, intercalated 
D. smooth, tapered, multiple nuclei 

14. Which of the following is tissue?
A. Leaves        
B. Flower  
C. Motor neurone      
D. blood of mammals

15. The organelle which eliminates water from the body of protozoa is
A. contractile vacuole   
B. chloroplast         
C. nucleus            
D. vacuole

16. At what level of organization is Amoeba?
A. Tissue             
B. Cellular     
C. system       
D. organ

17. The climax level of cellular organization is
A. Cell   
B. Organ   
C. System   
D. Tissue 

18. Which of the following organelles performs digestive function in a cell?
A. Centriole                  
B. Golgi body        
C. Lysosome      
D. Mitochondria

19. The folded portion of mitochondrion is called 
A. Cristae                   
B. Nucleolus       
C. Cell membrane       
D. Partition 

20. One of the following statements is not true about virus
A. Virus that attacks bacteria are called bacteriophages
B. Virus possess either DNA or RNA
C. Virus only reproduce in living organisms
D. Viruses undergo no vital metabolism


1. A

6. C   

11. D

16. B  

2. B   

7. B

12. B  


3. D  

8. C 

 13. A  

18. C  

4. A   

9. A  

14. D  

19. A  

5. B

10. A   

15. A  

20. D  


1. (SSCE, JUNE 1988) (i) Make a labeled drawing of a typical plant cell to show its essential features. 
(ii) Give the function of two labeled organelles 
(b) Describe briefly two cell organizations in living organism giving an example of each type

2. (SSCE, 1991) (a) (i) Explain briefly the cell theory. 
(ii) Name two scientists who contributed the development of cell theory
(b) Make a large labeled diagram of a typical plant cell
(c) List three ways in which a typical plant cell differs from animal cell. 
(d) State one difference each between hydra and the mammals with respect to: 
(i) level of organization      
(ii) symmetry    
(ii) number of body layer 

(a), (b) & (c) Refer to Cell Biology
(d). Difference between hydra and mammal: (i) level of organization: hydra is organized in the tissue level while mammal is organized in the system level.

(ii) Symmetry: hydra is radially symmetrical while mammal possesses bilateral symmetry. (ii) Hydra possesses two body layers e.g., ectoderm and endoderm while mammal possesses three layers

3. (SSCE 1993 Q1) Show how the structure of the Palisade cell relate to its function

Palisade cells: Have long, narrow, tightly packed and cylindrical cells. The cells contain many chloroplasts with chlorophyll for absorption of sunlight for photosynthetic activities. 

4. (SSCE, 1997 Q1) (b) Give an account of the structure and function of each of the following;     
(i) Endoplasmic reticulum  
(ii) Mitochondrion                      
(iii) Neurone

5. (SSCE, 1998 Q1) (b) State the characteristics that viruses share in common with 
(i) living organism 
(ii) non-living organism
6. (SSCE, 1998 Q2) List four differences between plant and animal cells.  
(b) What are tissues? 

7. (No, 1999 Q6) (a) What are akaryotes? 

Akaryotes are non-cellular particles that can replicate only inside the living cells of an organism. They have genetic material (either DNA or RNA).  

8. (SSCE, 2001 Q1) (c)(i) Name four organelles present in a typical animal cell. (ii) State one function each of the organelles you have names in (i) above

(c)(i)(ii) Refer to blog Content

9. (SSCE, 2003 Q3) (a) What is 
(i) a cell                
(ii) a tissue? 
(b) In a tubular form, compare a plant cell with an animal cell 
(c) Describe the structure in plant cells that enables them to carry out photosynthesis.
Refer to blog Content 

10. (SSCE, 2004 Q1) (a) (i) What are the main component of eukaryotic cell? 
(ii) What is an organelle? 
(iii) List five organelles and state one function of each. 
(b) List four differences that can be observed in plant and animal cells.

(a) (i) The main components of eukaryotic cell are nucleus, cytoplasm, plasmalemma and surface membrane. 

Refer to blog Content

11. (SSCE, 2005 Q2) (a) What is  
(i) a cell                       
(ii) organelle  
(b) (i) Describe the structure of the following organelles: 
(α) Nucleus               
(β) Mitochondrion 
(γ) Vacuole               
(δ) Chloroplast
(ii) State one function of each of the organelles in (b) (i) above 

(a) (i) & (b) (δ) Refer to Q3 SSCE 2003
(ii) Refer to Q1 SSCE 2004 
(α) Nucleus: This is a prominent, oval structure bounded by double membrane called nuclear membrane. Within the nuclear membrane is a clear, semi-solid, granular substance or matrix called nucleoplasm. The nucleolus and the chromatin are suspended in the nucleoplasm.
Function: it controls the activities of the cell; protein synthesis; initiates cell division 

(β) Refer to blog Content

(γ) Vacuole: Vacuoles are membranous sacs bounded by single membrane that contains fluid, organic and inorganic substances. 
Function: regulates water content of some organism; acts as a storage organ. 

12. (WASSCE, 2006 Q1) (a) (i) Name the level of organization in living organisms, giving one example in each case. 
(ii) Explain two of the levels of organization you have named in (a) (i) 
(b) (i) Give two advantages the Amoeba has over a lizard in relation to their levels of organization. 
(ii) State two reasons for this advantage.

(a) (i) & (ii)  Refer to notes 

(b)(i) Advantages of Amoeba over lizard 1. Needs no special organs for existence 2. Exist as an individual at cellular level
3. Required less food material than lizard
4. Physiological needs can be met by diffusion alone 

(ii) Reasons 
1. Distance travelled by material is short
2. Diffusion is efficient as surface area to volume ratio is large

13. (WASSCE, 2012) (a) State four structural differences between prokaryotic cells and eukaryotic cells.
(b) List three structures each that are found in 
(i) plant cells only      
(ii) animal cells only 

Refer to blog Content

14. (WASSCE, 2013 Q2) (a)(i) In a tabular form, state three structural differences between a cell wall and a cell membrane.
(ii) State one function each of a cell wall and a cell membrane. 
(b) What is an organelle? 
(c) Describe the structure of the following organelles and state one function each;
(i) Mitochondrion         
(iii) Chloroplast 
(ii) Endoplasmic reticulum  

Refer to blog Content

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