9th biology subjective sample paper

Zahoor ul Islam Boys High School Gujar Khan.

     Paper: - Biology          Class:  9^th         Time :-  2.15 min

Total marks: - 50

(Subjective Type)

(Part –I)

Q No. 2:- Answer any 5 of following                                                                          5×2=10

i) Define Biotechnology. Give example? ii) Give relation of bio with economics? iii) Write a brief note on frog? iv) Why the female mosquito injects saliva into body of its host? v) Give the 2 characteristics of a good hypothesis? vi) Give two main aims of classification? vii) Define Taxonomic hierarchy? viii) Name two books of Abdul Malik Asmai?

Q No. 3:- Answer any 5 of following                                                                          5×2=10

i) What are enzymes?  ii) Give 2 salient features of cell theory?

iii) Write a note on biosphere? iv) What is Golgi Apparatus.Briefly explain? v) Define G-2 phase and Mitosis? vi) Give the contribution of Jabir bin Hayan in science? vii) Draw a labeled diagram of Mustard plant? viii) Define population and community?

Q No. 3:- Answer any 5 of following                                                                          5×2=10

i) Differ between catabolism and anabolism? ii) Give 2 uses of enzyme in food industry?

iii) What is lock and Key Model of enzymes? iv) Give effect of pH on activity of Enzyme action?

v) Write note on horticulture?  vi) Define nucleus and cytoplasm? vii) Define species? viii) What is genetics? ix) What are ribosomes. Give their role?

(Part –II)

Note: - Answer any 2 of following                                                                               9×2= 18

Q No.5:-a) Write a detailed note on level of organization up to organ and organ system level?

b) Define Binomial Nomenclature. Explain its rules?                                                                            

Q No.6:-a) Differentiate between prokaryotic and eukaryotic cell?                                                  

b) Write down 4 types of epithelial tissues in detail?                                                                          

Q No.7:-a) Describe factors affecting enzyme activity in detail ?                                                       

b) Write a detail note on cellular organization?                                                                                    

Q No.8:- a) Write any 5 branches of biology?                                                                                        

b) Write a detail note on characteristics of enzymes?                                                                          

                         

(GOOD LUCK)