Biology(New Marks Scheme)
Paper Code 6461
BAHAWALPUR Board 2016
Inter Part I-A (NEW PARTTREN)
Time: 20 Minute
Paper Objective Type
Max. Marks:17
Note: Four possible choices A, B, C, and D to each question are given. Which choice is correct; fill that circle in front of that question number. Use marker or pen to fill the circle, cutting two or more will result in zero in that question.

• A condition of high blood pressure in known as:
  
  (A) Hypotension
  (B) Haemorrage
  (C) Hypertension
  (D Anerisclerosis
  
  
• The loss of water through Hydathodes in leaven is called:
  
  (A) Transpiration
  (B) Bleeding
  (C) Guttatian
  (D) Imbibition
  
  
• The amount of Carbodioxide present in air in about:
  
  (A) 0.01 to 0.02 %
  (B) 0.03 to 0.04%
  (C) 0.04 to 0.06%
  (D) 0.05 to 0.07%
  
  
• The end product of glucose breakdown during glycolsis is:
  
  (A) Acetic Acid
  (B) Citric Add
  (C) Oxalic Add
  (D) Pyruvic Arid
  
  
• Mammals became dominant in:
  
  (A) Cocnozoic Period
  (B) Paleoznic Period
  (C) Mesozoie Period
  (D) Proterozoic Period
  
  
• Hydra belongs to Phylum:
  
  (A) Mallusa
  (B) Cnidaria
  (C) Annelida
  (D) Arthropoda
  
  
• Emphysema is breakdown of:
  
  (A) Trochea
  (B) Bronchii
  (C) Alveoli
  (D) Bronchioles
  
  
• The animals which eat both plant and animals are called:
  
  (Al Herbivores
  (B) Carnivores
  (C) Fliter Feeders
  (D) Omnivores
  
  
• Vascular System is absent in:
  
  (A)Bryophytes
  (B) Pteridophytes
  (C)Gymnosperms
  (D) Angiosperm
  
  
• Asexual Reproduction in yeasts occurs by:
  
  (A) Conidia
  (B) Fragmentation
  (C)Budding
  (D) Resting Spores
  
  
• Ceratiton belongs to group of Algae called:
  
  (A) Diatoms
  (B) Red Algae
  (C)Brown Algae
  (D) Dinoflagellates
  
  
• Rod Shaped Bacteria are called:
  
  (A) Cocci
  (B) Bacilli
  (C) Spirilla
  (D) Vibrio
  
  
• The common name of Allium Cepa is:
  
  (A) Piyaz
  (B) Bathu
  (C) Amalta
  (D) Chana
  
  
• Plastids are present only in :
  
  (A) Bacteria
  (B) Animal Cell 
  (C) Virus
  (D) Plant Cell
  
  
• Optimum pH value for enzyme peps in is:
  
  (A) 4.50
  (B) 9.00
  (C) 2.00
  (D) 5.50
  
  
• Peptide Bond is a:
  
  (A) C — N link
  (B) C —0 link
  (C)N — H Link
  (D) C — I Link
  
  
• The Unit of life Is called:
  
  (A) Organ
  (B) Cell
  (C) Tissue
  (D) Organellae

Biology(New Marks Scheme) Paper Code 6461
BAHAWALPUR Board 2016
Inter Part I A NEW PARTTREN
Time: 2:40 Hours
Paper Subjective Type
Max. Marks:68
PART-I
Note: Section I is compulsory. Attempt ant three (3) questions from Section II and any three (3) parts Section-I from Section III.

Question#2.

• Write down Biological Classification of Corn.
• What are Plasmids? Give their significance.
• What is Circinate Vernation?
• What is Botulism? Give its cause.
• Define Peristalsis.
• Define immunity.
• Differentiate between Ingestion and Egestion.
• Differentiate between Pulmonary and Systemic Circulation.
• What are essential and non-essential parts of flower?

Question#3.

• Give the two salient features of Cell theory.
• What in Polysome?
• Differentiate between DipioblastIc and Triploblactic Animals.
• What is Emphysema?
• How Sponges reproduce asexually?
• Give the two importances of Sharks.
• What is Fermentation? Name its two types.
• What Is Compensation Point?
• Define Photorespirations .Name any two organelles Involved In it.
• How air is better respiratory medium than water?
• Differentiate between Cutaneous and Pulmonary respiration.
• Write two basic forms of Cnidarians (Coclenterata).

Questioin#4.

• Differentiate between Population and Community.
• What is Chlorella?
• Differentiate between Nucleoside and Nucleotide.
• How Algae differ from Plants?
• Define the term Fresh water Biology.
• Write any two characteristics of Enzymes.
• What is Ecological Importance of Fungi?
• What are Dikaryotic hyphae?
• What are Non – Competitive inhabitors?
• What are Diatoms? Give their Importance.
• What in Optimum pH? Give optimum pH of Pepsin.
• What is the function of Pellicle In Ciliates?

(PART-II)

Question#5
(a) Describe Physical and Chemical Methods to control Bacteria. 4
(b) Give an account of Blond Plasma. 4

Question#6
(a) Describe the life cycle of Bacteriophage. _l Give only Lytic Cycle). 4
(b) Draw Calvin Cycle. 4

Question#7
(a) Describe Fluid Mosaic Model and functions of Plasma Membrane. 4
(b) Discuss Four land adaptation of fungi. 4

Question#8
(a) what are Monosaccharides? Explain. 4
(b) Explain Digestion In Stomach (man).

Question#9
(a) How Biology help in the protection and conservation of Environment
(b) Differentiate between Monocots and Dicots.

Biology(New Marks Scheme)
BAHAWALPUR Board 2016
Inter Part I (OLD PARTTERN)
Time: 20 Minute
Paper Objective Type
Max. Marks:17
Note: Four possible choices A, B, C, and D to each question are given. Which choice is correct; fill that circle in front of that question number. Use marker or pen to fill the circle, cutting two or more will result in zero in that question.

• Lymph Vessels empty in
  
  (A) Atrium
  (B) Capillaries
  (C) Ventrides
  (D) Veins
  
  
• Single Circuit Heart is found in:
  
  (A) Birds
  (B) Fish
  (C) Man
  (D) Frog
  
  
• Air Spaces between Mesophyll Cells of a leaf comprise___of the total volume;
  
  (A) 20%
  (B) 30%
  (C) 40%
  (D) 50%
  
  
• A plant requires Nitrogen and Sulfur for its:
  
  (A) Enzymes
  (B) Cell Wall
  (C) DNA
  (D) Sheath
  
  
• In Citric Acid cycle, Acetyl CoA reacts with Oxaloacetate to form:
  
  (A) ATP
  (B) Citrare
  (C) NADH
  (D) Pyruvate
  
  
• Coelom in the body cavity formed from:
  
  (A) Ectoderm
  (B) Endoderm 
  (C) Mesoderm
  (D) Fpidermis
  
  
• Lycopsida is commonly called:
  
  (A) Horse tail
  (B) Whisk fern
  (C) Club Moss
  (D) Liver Worts
  
  
• Fungi can tolerate wide range of pH from:
  
  (A) 2-9
  (B) 3-8
  (C) 4 —6
  (D) 4 — 5
  
  
• Feeding Stage of Slime Mold is called
  
  (A) Hyphae
  (B) Plasmodium
  (C) Pseudopodium
  (D) Mycelium
  
  
• Englena is included in the kingdom:
  
  (A) Prostista
  (B) Monera
  (C) Fungi
  (D) Plantae
  
  
• Grapes like clusters of Cocci are called:
  
  (A)Sarcina
  (B) Felted
  (C) Streptococcus
  (D) Staphylococcus
  
  
• Herpes Virus is responsible for:
  
  (A) Herpes Simplex.
  (B) Herpes Duplex
  (C) Herpes Triplex
  (D) Mumps
  
  
• Pig is the source of infection of:
  
  (A) Hepatitis A
  (B) Hepatitis B
  (C) Hepatitis C
  (D) Hepatitis E
  
  
• Enzymes of Glycolate Cycle are located in:
  
  (A) Peroxisomes
  (B) Glyoxynonmes
  (C) Ribosome.
  (D) Golgibody
  
  
• The Detachable Co-factor of enzymes is called:
  
  (A) Activator
  (B) Apoenzyme
  (C) Coenzyme
  (D) Holoenzyme
  
  
• The specific heat of vaporization of water is:
  
  (A) 574 Kcal / Kg
  (B) 547 Kcal / Kg
  (C) 475 Kcal / Kg
  (D) 590 Kcal / Kg
  
  
• It deals with the study of organisms in minion to their environment:
  
  (A) Environmental Biology
  (B) Micro Biology
  (C) Cell Biology
  (D) Physiology

Biology(New Marks Scheme)
BAHAWALPUR Board 2016
Inter Part I
Time: 2:40 Hours
Paper Subjective Type
Max. Marks:68

PART-I
Note: Section I is compulsory. Attempt ant three (3) questions from Section II and any three (3) parts Section-I from Section III.

Question#2

• Define the Guttation.
• What are Blue Babies?
• What is pyrosis?
• What is Mycorrhiza?
• What is circinate vernation?
• What is Double fertilization?
• Differentiate between Facultative and Obligate Parasite.
• What it Binomial Nomenclature? Who introduced it?
• Differentiate between Horormogonia and Akinetes.

Question#3

• Define peroxisome.
• Discuss Ncleoluse.
• What is Archaeopteryx?
• What in Metamorphosis?
• Give four general characters of Mammals.
• Write down about class Cephalopoda.
• Give molecular formula of Chlorophyll “ a^” and " b”
• Discuss Chemiosmosis.
• What it Respiratory distress Syndrome.
• What is larynx.
• Describe two properties of Respiratory Surfaces In animals.
• How much Carbon Dioxide concentration In Arterial and venom Blood?

Question#4.

• What is Hydroponic culture Technique?
• Differentiate between Theory and Law.
• What is look and Key Model?
• What id red tides?
• What are Choanflagellates?
• What la the biological important of Yeast.
• Write down two characters of diatoms.
• Differentiate between Sore and Conidia.
• Differentiate between Revisable and irreversible inhabitors.
• Why Cellulose is not digested in human beings?
• What is the effect of high and low pH on the rate of enzyme actions?
• What is the importance of Physarum Polvcephalum?

PART II

Question#5
(a)Classify the bacteria on the basis of Flagella. 4
(b)Write a note on Lymphatic system? 4

Question#6
(a) Explain symptoms and various types of hepatitis. 4
(b)Describe Kerb’s Cycle of Respiration. 4

Question#7
(a)Write a note on Mitochondria. Explain with help of diagram. 4
(b)Briefly describe the Asexual Reproduction of Fungi. 4

Question#8
(a)Describe Polysaccharides in detail. 4
(b)Explain process of digestion In Stomach of Man. 4

Question#9
(a)Describe the evolution of Leaf. 4
(b)pExplain the role of deductive and Inductive reasoning for the formulation of a Ilypothesis.

PART-III (PRACTICAL PART)

(A)

• Write Iodine test for the confirmation of Starch.
• Write any two charactertics of Oligosaccharides. 2

(B)

• You are providing with flowers of Roca Indica. Describe in technical terms its parts 3
  (i) Calyx
  (ii) Corolla
  (iii) Androecium.
• Differentiate between actinomorpic and zygomorpic flowers. 2

(C)

• Sketch and label the diagram of digestive system of cockroach. 5

(D)

• Write down the procedure to identify and stain the bacteria in stale milk. 3
• Differentiate between Gram positive and gram negative bacteria? 2

(E)

• You are provided following specimen. Give one character for each to identify:

(i) Euglena
(ii) Nostoc
(iii) Paramecium
(vi) Female cone of pinus
(v) T.C of Monocot stem.