Educational Wealth: 2008

old papers-Ninth (2008 ) chemistry -Group 1-Lahore board

Abdullah 0 2008, chemistry, lahore board, Ninth chemistry, old papers Sunday, June 01, 2014

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Old papers</h2>
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<tr><td class="tr-caption" style="text-align: center;">Lahore board</td></tr>
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Ninth Lahore Board 2008    </h3>
 
Paper : chemistry                   (Obj. Type)                      Paper-I   
 Total Marks: 12                     Group-1       Time Allowed: 15 Min .  
 Note:Use this paper to write the answers to the objective  
questions. No marks will be awarded for cutting, over-writing or using a pencil. This paper must be tagged with the answer- 
book.
1. Four possible answers arc given for the following questions. Tick mark (/) the correct answer: (12)  
<ol style="text-align: left;">
<li> Flrdus -ul-Hikmat " was written by:                                             (a) Al Jahiz (b) A1 B run i
(c) Khalid Bin Yazeed                    (d)Abu Mansoor </li>
<li>Law of definite proportion was presented by:                             (a) Dalton (b) Joseph
(c) Lavoisier (d) Robert Boyle </li>
<li>Uranium was discovered by:                                                     (a) Madam Curie (b) I-Ienrj Bequeral
(c) Gold Stein               (d) William Crooks  </li>
<li>Number of elements in the 4th period of modern periodic table is:
(a) 18  (b) SO
(c) 10 (d) 219 </li>
<li> Triads were made by:                                                              
(a) Dobcreincr (b) Newlands
(c) Mosley (d) lothar Meyer </li>
<li>(vi) Bond which is formed by mutual sharing of elements between atom is                                                                             (a) Ionic bond  
(b) Covalent bond
(c) Metallic bond               (d) Coordinate covalent bond  </li>
<li>The temperature of a liquid at which its vapour prcssur&vaccumes equal to atmospheric or external pressure   is called:                                                                                   
(a) Melthing point (b) Boiling point
(c) Freezing point(d)Absolute temperature   </li>
<li>Solubility of sodium chloride in 100 gram water is:                  (a) 45.7g  (b) 35.7g
(c) 25.7g (d) 15.7g  </li>
<li>In 1887 Ionic Theory was given by:                                              (a) Lewis (b) Arrhenius
(c) Lowry (d) Kosscl </li>
<li>One Faraday has number of coulombs:                                         (a) 10000 (b) 98400
(c) 96500 (d) 94200 </li>
<li> Which one is called weak base:                                                    (a) Fc(OH), (b) NaOH
(c) Ca(OH) KOH  </li>
<li>During an endothermic reaction:                                                  (a) The apparatus used is cooled down
(b) The total energy of the reactant increases
(c) The total energy of product decreases  (d) Thc apparatus used is cooled down and total
energy of the reactant increases
</li>
</ol>
                             Ninth Lahore Board 2008  
Paper: Chemistry           (Group-1)                      (EssayType)  
Time Allowed: 1.45 Hours                                     Max. Marks: 48
Note:Attempt any FIFTEEN (15) questions front Part-1 and attempt any TWO questions from Part-11:                            
                                      (Part-I)  
2. Write any FIFTEEN (15) short answers of the following  
    questions:                                                   (30)   
(i) What is meant by scientific method ?  
(ii) Define the law according to scientific method.   
(iii) Define chemical formula and write down the
formula of any  
compound.   
(iv) Balance the equation:  
        Na2CO3+ NaCl    →

NaCl+H2O+CO2   
       
(v) What is valency and write  the valency of oxygen
and nitrogen?
(vi) Write down the chemical formula of the following compounds:
(a) Benzene (b) Ammonium sulphate  
(vii) What is meant by artificial radioacti^fy?  
(viii) Define atomic size. 
(ix) Define electron affinity.  
(x) Give two properties of covalent ompounds.  
(xi) Write two properties of  metals. 
(xii) Define sublimation.  
(xiii) What is meant by Brownian Movement?  
(xiv) Define standard solution.  
(xv) What is meant by Insolubility?  
(xvi) What is meant by concentration of saturated solution?  
(xvii) What is gram equivalent?  
(xviit) What are the properties of good conductor?  
(xix) What is the acidity of a base?  
(xx) What are the properties of lime and magnesia and write their formulas.  
(xxi) - Write some uses of potash alum.  
(xxii) What changes occur in environment during exothermic reaction?  
                                               (Part-II)  
Q:3.  
(a)Explain the law of multiple proportion with
the help of an example.                                                                 (5)  
(b) lOOg of sodium hydroxide are dissolved in
water and the volume of solution is made one dm  Determine the molarity of this solution.                                                                 (4)  
Q:4.  
(a) Describe Bohar's atomic model.                       (5)                      
(b) What arc the main points of Arrhenius Ionic
Theory?     (4)  
Q:5.  
(a) What do you understand by the term electro
negativity? How does it affect the molecular structure?  
Which of the following molecules arc polar:                          (5)   
                         CH4, HBr, H2O2, O2 
(b) Write short notes on the following:                                   (4)          
(i) Acidic salts (ii) pH scale
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old papers-Ninth (2008 ) chemistry -Group 1-Lahore board

Old papers Lahore board Ninth Lahore Board 2008 Paper : chemistry (Obj. Type)...

old papers-Inter part 1(2008 ) biology-Group 1,BISE LHR.

Abdullah 0 2008, biology, Inter biology, lahore board, old papers Tuesday, May 20, 2014

20 Min .  
 Note: Four possible answers A, B,
 C and D to each question are given. The choice which you think is 
correct, fill that circle in front of that question with Marker or Pen 
ink. Cutting or tilling two or more circles will result in zero mark in 
that question. 
1. Some possible answers to each statement are given below. Tick  
    (S) mark the correct answer: (17)  
 1- The reasoning from the general to specific is:  
      (a) Deductive 
     (b)  Inductive
(c) Scientific (d) Theoretical  
 2- The specific heat of vaporization of water is 
Kcal / kg:  
     (a) 374 Co) 474
(c) 574 (d) 674  
3- If non-protein part is loosely, attached to the protein part, it  
     is known as:
 Co-factor (b) Co-enzyme
(c) Holo enzyme  
     (d) Prosthetic group  
4- Endocytosis, which involves ingestion of solid material is:  
     (a) Pinocytosis (b) Phagocytosis
© Solidocytosis  
     (D) Phagocytosis and Solidocytosis  
5- Which of the following diseases is not caused by virus: 
     (a) Cholera (b) Hepatitis
(c) Influenza (d) Polio 
 6- A bacteria with single polar flagellum is: 
      (a) Atrichous (b) Lophotrichous
(c) Amphitrichous  
      (d) Monotrichous  
7- Which of the following causes sleeping sickness: 
      (a) Trichonymphas (b) Trypanosoma
(c) Choanoflagcllaes  
      (d) None of these  
8- Histoplasmosis is a:
(a) Heart disease (b) Kidney disease  
      (c) Lung disease (d) None of these  
 9- The vascular plants are: 
      (a) Bryophytes (b) Kmbryophytes
(c) Tracheophytes  
      (d) None of these  
 10- The biological name of Amaltas is: 
      (a) Cassia senna (b) Bauhinia variegata
(c) Cassia fistula  
      (d) None of these  
11- The excretory system of arthropods is composed of: 
      (a) Malapighian tubules(b) Flame cells
(c) Nephridia  
      (d) Nephron  
 12- The pouched mammals are: 
      (a) Prototheria (b) Mctatherla
(c) Euthcria (d) None of these  
13- The quantitative study of energy relationship in the biological  
      system is:  
     (a) Biochemistry (b) Biotechnology
(c) Biocnergetics 
     (d) Biophysics  
14- The animals which feed on plants are:
(a) Detritivorcs  
     (b) Herbivores
(c) Carnivores (d) Omnivores  
15- The respiratory organs in Fish arc:  
       (a) Lungs. (b) Air sacs
(c) Gills (d) Tracheae  
16- Which of the following artery supplies blood to heart muscles:  
       (a) Pulmonary (b) Coronary
(c) Systemic (d) None of these  
17- Thc shrinkage of protoplast due to cxosmosis is:  
       (a) Ascent of sap (b) Guttation
(c) Plasmolysis 
       (d) Deplasmolysis
 
 
 
 
<div style="text-align: center;">
 Lahore Board (Inter Part - I) 2013 </div>
<div style="text-align: center;">
 </div>
<div style="text-align: center;">
Subject: Biology                   ( Sub.type)                  Paper-I           </div>
 Total Marks: 68                     Group-I   Time Allowed:2:40 Hrs.       
                                                 SECTION-I 
 
 Write any TWENTY TWO short answers of-the
(33)
following questions:  
 i) What do you mean by integrated disease management?  
ii) What is biotechnology?  
iii) What are anabolic and catabolic reactions?  
iv) What is general formula for the amino acid? 
 v) What do you mean by optimum pH for an enzyme? 
 vi) What is Lysosom? Give its function.  
vii) Write the chemical composition of primary and secondary cell wall.  
viii) Write the number of capsomeres in capsid of Herpes Virus. 
 ix) What is binomial nomenclature?  
x) What are pili? Write their functions.  
 xi) Write the difference between saprophytic and parasitic bacteria.
 xii) What are limestone deposits? How are they formed?  
xiii) Write the two characteristics of ciliates.  
 xiv) Differentiate between plasmogamy and karyogamy.  
xv) Name sexual and asexual spores of ascomycetes.  
 xvi) What is the significance of alternation of generation in plants?
 xvii) Differentiate between microphylls and megaphylls.  
xviii) Write the biological name of shisham and sweet pea.  
xix) What are diploblastic animals?  
xx) Write the four names of harmful insects. 
 xxi) Define placenta. What is its function?  
xxii) Differentiate between cold blooded and warm blooded animals.
xxiii) What is an action spectrum?  
xxiv) What do you know about Rubisco?  
xxv) Define photophosphorylation  
 (xxvi) What is pyrosis?  
xxvii) Give the features of saprophyte. 
 xxviii) What is pleura?  
(xxix) What is diving reflex?  
(xxx) Statc pressure flow theory. 
 (xxxi) Define imbibition. 
 (xxxii) What is pulmonary circulation?  
xxxiii) Give the role of platelets.  
                                          Section-II  
 Note: Attempt any THREE questions.  
3- Write an essay on Lipids. (8) 
 4- Describe life cycle of bacteriophage. (8) 
 5- (a) Explain the floral characters of family 
 Solanaeea (5)  
     (b) Give at least three medicinal benefits of fungi. (3)  
6) Explain Kreb's cycle and sketch its various stcps.(8)  
7) Define transpiration. Describe the mechanism of opening and     
    closing of’stomata. (8) 
                                  </div>

old papers-Inter part 1(2008 ) biology-Group 1,BISE LHR.

Old papers Lahore board Lahore Board (Inter Part - 1) 2008 Subject: Biology (Obj. ...

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old papers-Ninth (2008 ) chemistry -Group 1-Lahore board

old papers-Inter part 1(2008 ) biology-Group 1,BISE LHR.

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