Physics Practical XI (Science Group) - Marks Distribution According to 2017

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Physics Practical (First Year)

BOARD OF INTERMEDIATE EDUCATION, KARACHI
H.S.C PART I PRACTICAL EXAMINATION, 2017
Physics 1

Time: 02 Hours          Max. Marks 08 (Points: 80)

* Marks are written in blue*

Q.1:  Using Vernier Callipers determine the volume of given solid cylinder and capacity of a test tube / tube.
(a) Note down

• (i) The least count of vernier calipers - (1)
• (ii) The zero error - (1)
• (iii) Take two observations for diameter and length 'L' after solid cylinder. - (2)
• (iv) Take two observations of internal diameter and depth of the test tube or tube. - (2)

(b) Calculate the volume of solid cylinder and capacity of test tube or tube using formula  - (2)

Volume = 𝞹r²L   and  capacitor = 𝞹R²d

(c) Write down the result with proper units - (1)


Q.2:  Using micrometer Screw gauge determine the volume of given sphere and area of cross section of the given wire.
(a) Note down

• (i) The least count of Micrometer Screw gauge - (1)
• (ii) The zero error - (1)
• (iii) Take two observations for diameter of sphere. - (2)
• (iv) Take two observations of diameter of wire. - (2)

(b) Calculate the volume of sphere and area of cross section of the wire using formula  - (2)

V = 4/3 𝞹r³   and   A = 𝞹R²

(c) Write down the result with proper units - (1)


Q.3:  Using spherometer determine the radius of curvature of spherical surface and thickness of glass piece.
(a) Note down

• (i) The least count of spherometer - (1)
• (ii) Mean distance 'a' between the leg of spherometer - (0.5)
• (iii) Take two observations for plane glass sheet (h1). - (1.5)
• (iv) Take two observations for glass piece (h2). - (1.5)
• (v) Take two observations for spherical surface (h3). - (1.5)

(b) Calculate the radius of curvature of spherical surface and thickness of glass piece using formula (2)

Radius of curvature  R = ^a2 /_6h + ^h/₂    and   Thickness of glass piece  = h₂ - h₁

(c) Write down the result with proper units - (1)


Q.4: Find out the value of 'g' by simple pendulum using formula

g = 4𝞹^{2 L}/_T²   - (2)

(i) Determine time for ten oscillations twice for each length given below - (6)

(a) 75cm  |  (b) 85cm  |  (c) 95cm  |  (d) 105cm  |  (e) 115cm

Draw graph between L and T² By choosing a suitable point on the graph (other than observation)
Calculate value of 'g'
(ii) Write down the result with proper units - (1)


Q.5: Verify the Laws of simple pendulum
(a) Law of length

• (i) Take two readings for each given length
• (a) 80cm | (b) 90cm | (c) 100cm - (3)
• (ii) Plot graph b/w L and time period 'T' OR L and T² - (1)

(b) Law of amplitude

• (i)Take two readings for each given amplitude
• (a) 5cm | (b) 7cm | (c) 9cm - (3)
• (ii) Plot graph b/w amplitude and time period 'T' - (1)

OR

(b) Law of Mass

• (i)Take two readings for each given mass
• (a) m₁ = ___ | (b) m₂ = ___ | (c) m₃ = ___ - (3)
• (ii) Plot graph b/w mass and time period 'T' - (1)

(c) Write down conclusive result - (1)


Q.6: Determine the surface tension of water by capillary method - (6)
(a) Calculate the value of surface tension using formula - (2)

T = ¹/₂ pgrh

(b) Write down the result with suitable units. - (1)

Q.7: Determine the refractive index of water using a concave mirror
(i) Draw ray diagram - (1)
(ii) Take two observation of radius of curvature of concave mirror without water (R₁) - (2.5)
(iii)  Take two observation of radius of curvature of concave mirror with water (R₂) - (2.5)
(iv) Calculate refractive index of water by using formula - (1)

𝝁 = ^R₁ / _R2

(v) Calculate the percentage error - (1)
(b) Write down result - (1)


Q.8: Find the focal length of convex lens by no parallax method using two pins
(a)

• (i) Find out the approximate focal length = _____ - (0.5)
• (ii) Draw ray diagram for any one position of object - (0.5)

(b) Record at least five observations by placing object pin at a distance - (5)

• (i) Away from 2f (Two observations)
• (ii) Equal to 2f (One observation)
• (iii) Between 2f and f (Two observations)

(c)

• (i) Plot a graph between 'p' and 'q'
• (ii) By choosing a suitable point on graph (other than observation). Calculate focal length using formula - (2)
  
  f = ^{p x q} / _{p + q} 

(d) Write down the result with proper unit - (1)

Q.9: Determine the refractive index of the material of a prism  by critical angle method
(i) Take three observations - (6)
(ii) Calculate refractive index for all observation with formula - (2)

𝝁 = ¹ / _SinC

and find its mean
(b) Write down result - (1)


Q.10: Determine speed of sound at 0℃ and at room temperature using two tuning forks of different frequencies and resonance tube apparatus.
(a) Note down room temperature t = ______ ℃ - (1)
(b)

• (i) Record three observation for 1st resonating length by using 1st tuning fork - (2.5)
• (ii) Record three observation for 1st resonating length by using 2nd tuning fork - (2.5)

(c)

• (i) Calculate speed of sound at room temperature for each tuning fork using formula - (1)
  
  V_t = 4Lf
• and calculate mean
• (ii) Calculate speed of sound at 0℃ using formula
  
  V_o = V_t - 61t

(d) Write down the results with proper units - (1)


Q.11: Determine the refractive index of the material of a glass slab
(a) Take two observations along length - (3)
(b) Take two observations along breadth - (3)
(c) Calculate refractive index of glass using formula  - (1)

𝝁 = ^{Real depth} / _{Apparent depth}

(b) Write down result - (1)

Chemistry Practical XI (Science Group) - Index Or Table Of Content

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CHEMISTRY PRACTICAL H.S.C PART-1

Practical Book

Chemistry Department

D. J. Sindh Govt. Science College
And By Mubarka Naz

VOLUMETRIC ANALYSIS

Objects for Acid Base Titration
(1) You are given 0.2 N solution of HCI. Find out Normality and amount of given NaOH per 1200 cm³ solution. OR Given 0.1 N Solution of NaOH. Determine the normality and amount of HCl in gms per 800 cm³.

(2) You are given decinormal solution of KOH. Find out Normality and amount of given H₂SO₄ per 100 cm³ solution. OR You are provided N/18 Solution of H₂SO₄. Determine the normality and amount of KOH in gms per 600 cm³

 (3) You are given N/20 solution of HNO₃. Find out Normality and amount of given KOH per dm³ solution.
(4) You are given 0.005N solution of KOH. Find out Normality and amount of given HCI per 5 dm³ solution.
(5) You are given 0.03N solution of NaOH. Find out Normality and amount of given H₂C₄0₂.2H₂0 per 700 cm³ solution.
(6) You are given N/15 solution of H₂C₄0₂.2H₂0. Find out Normality and amount of given KOH per 1.5 dm³ solution.
(7) You are given N/12 solution of Na₂CO₃. Find out Normality and amount of given HCI per 900 cm³ solution.
(8) You are given N/30 solution of H₂SO₄. Find out Normality and amount Of given K₂CO₃ per 1.2 dm³ solution.
(9) You are given decinormal solution of K₂CO₃. Find out Normality and amount of given HNO₃ per 1.5 dm³ solution.
(10) You are given 0.03N solution of Na₂CO₃. Find out Normality and amount of given H₂SO₄ per 0.5 dm³ solution.

Objects For Redox Titration (Oxidation-Reduction Titration):
(11) You are given N/30 solution of KMnO₄. Find out Normality and amount of given FeSO₄.7H₂0 per 1.3 dm³ solution.
(12) You are given decinormal solution of FeSO₄.7H₂0. Find out Normality and amount of given KMnO₄ per 100 cm³ solution.
(13) You are given N/15 solution of FeSO₄(NH₄)2SO₄.6H₂0. Find out Normality and amount of given KMnO₄ per dm³ solution.
(14) You are given 0.03N solution of KMn0₄. Find out Normality and amount of given H₂C₂0₄.2H₂0 per 5 dm³ solution.
(15) You are given 0.5N solution of H₂C₂0₄.2H₂0. Find out Normality and amount of given KMnO₄ per 1.5 dm³ solution.

• Titration - General Description- DJ Govt. Science College

ANNUAL PRACTICAL EXAMINATION
Distribution Of Marks

Time Allowed : 2 hrs.     Total Marks: 15
Q.1: VOLUMETRIC ANALYSIS (08 Marks)

• Procedure + Theory + Equation (1 + 1 + 1 Marks)
• Burette Reading (03 Marks)
  0.1 + Difference (03 Marks)
  0.2 + Difference (2.5 Marks)
  0.3 + Difference (2.0 Marks)
  0.4 + Difference (1.0 Marks)
• Normality / Morality & Amount 2.0 Marks (1.0 +1.0)

Q.2: MELTING /BOILING POINT (03 Marks)

• Theory (1.0 Marks)
• Observation (02 Marks)
  + 01 °C (2.0 Marks)
  + 02 °C (1.5 Marks)
  + 03 °C (1.0 Marks)
  + 04 °C (0.5 Marks)

OR

Q.2: ELEMENT DETECTION (03 Marks)

• Theory and Equations 1.0 Marks (0.5 + 05)
• Systematic Approach and Equations 2.0 Marks (0.5 + 05)

VIVA  03 Marks
JOURNAL  01 Mark

Zoology Practical XI (Science Pre-Medical Group) - Marks Distribution According to 2019 and 2017

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Zoology Practical (First Year)

BOARD OF INTERMEDIATE EDUCATION, KARACHI

ZOOLOGY I - ANNUAL PRACTICAL EXAMINATION, 2019

Time: 02:00 Hours          Max. Marks 08

1. One mark is equivalent to 10 points.
2. Marks to be awarded in points
3. Grand Total Is to be rounded to the nearest whole number.

Q.1: Dissection (including labelled diagram) - 20 Points

Q.2: Slide preparation / Physiology test - 10 Points
Q.3: Spotting - 30 Points
Q.4: VIVA - 10 Points
Q.5: Certified Journal - 10 Points
        Grand Total - 80 Points

---------------------------

Q.1: Dissection (Including Labelled Diagram) - 20 Points
 (Select any two of the following for each batch to be given alternatively.)

1. Digestive system of Frog.
2. Reproductive system of Frog
3. Arterial system of Frog
4. Hepatic and Renal Portal system of Frog
5. Anterior veins of Frog (both sides)
6. Digestive system of Cockroach

Q.2: Slide Preparation / Physiology Test - 10 Points

(Select any one slide preparation / Physiology test for each batch given alternatively)

Slide Preparation: (Diagram + Characters)

1. Squamous Epithelium of Frog
2. Ciliated Epithelium of Frog
3. Rectal contents of Frog (any one)
4. Trachea of Cockroach

Physiology Test: (Theory+Procedure + observations + results)

1. Measurement of Blood Pressure with B.P apparatus.
2. To study the effect of Ptyalin on digestion of starch.
3. Effects of Hypotonic or Hypertonic solutions on living cells.

Q.3: Spotting -  30 Points

Three spots should be selected. One from each section of appendix - II

Slide: (Identification, Labelled diagram and Reasons for identification)

Invertebrate: Kingdom, Phylum, Class and identifying character. (No diagram needed).

Vertebrate: Kingdom, Phylum, Class and identifying character. (No diagram needed).

Q.4: VIVA - 10 Points

Q.5: Journal - 10 Points

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Botany Practical XI (Science Pre-Medical Group) - Marks Distribution According to 2017

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Botany Practical (First Year)