MATRIC BIOLOGY PAST PAPER SARGODHA BOARD 2019 GROUP 2

MATRIC BIOLOGY PAST PAPER BISE SARGODHA BOARD 2019 GROUP 2

BIOLOGY	Sargodha Board 2019	GROUP 2
Maximum Marks: 12	OBJECTIVE TYPE	Time Allowed: 15 Minute

Q.1. (A) Choose the correct option from the columns A, B, C and D and fill up the bubbles: 12

1.      Conversion of Nitrogen gas into nitrates is called
Nitrogen Fixation	Nitrification	Ammonification	Denitrification
2.      This product uses in the production of vinegar and beverages
Formic Acid	Acrylic Acid	Ethanol	Glycerol
3.      Sir Alexander Fleming Discovered the
Tetracycline	Aspirin	Cephalosporin	Penicillin
4.      The empty space present in nose is called
Bronchi	Nasal Cavity	Eardrum	Pharynx
5.      Waste materials that are secreted by Keekar
Gums	Latex	Resins	Mucilage
6.      The largest endocrime gland in Human body is
Adrenal Gland	Parathyroid Gland	Thyroid Gland	Pancreas
7.      A pigment present in cones
Aqueous Humour	Rhodopsin	Lodospin	Vitreous Humour
8.      The movement of an animal as a whole from one place to another is called
Support	Movement	Locomotion	Growth
9.      Some invertebrates also reproduce through binary fission
Sexual Reproduction	Asexual Reproduction	Pollination	Cloning
10.  The units of Androecium are called
Sepals	Petals	Carpels	Stamens
11.  The specific combination of genes in an individual is called
Genotype	Phenotype	Dominant	Recessive
12.  Guanine forms pair with
Adenine	Thymine	Cytosine	Carbon

MATRIC BIOLOGY PAST PAPER SARGODHA BOARD 2019 GROUP 2

BIOLOGY	Sargodha Board 2019	Group 2
Maximum Marks: 48	SUBJECTIVE TYPE	Time Allowed: 1.45 hours

SUBJECTIVE TYPE

(PART-1)

Q2. Write short answers to any FIVE (5) questions:                                             (5x2=10)

(i)           What are vocal cords? What is their function?

(ii)         What is Cellular respiration?

(iii)       Differentiate between acute bronchitis and chronic bronchitis.

(iv)       What is difference between transpiration and guttaion?

(v)         What is skin? What is its function?

(vi)       What is feedback Mechanism?

(vii)     What is somatic nervous system?

(viii)   Write two functions of oxytocin Hormone.

Q3. Write short answers to any FIVE (5) questions:                                             (5x2=10)

(i)              Write down the difference between elastic cartilage and fibrous cartilage.

(ii)            What do you know about Andreas Vesalius?

(iii)          Define multiple fission. Give example.

(iv)          Write down two disadvantages of vegetative propagation.

(v)            What do you know about micro Pyle?

(vi)          What is test Cross? Why is it needed?

(vii)        Differentiate between phenotype and genotype.

(viii)      What is meant by natural selection?

Q4. Write short answers to any FIVE (5) questions:                                             (5x2=10)

(i)              What is meant by ecosystem?

(ii)            Differentiate between food chain and food web.

(iii)          What are endoparasites? Write an example.

(iv)          Write two advantages of using fermenters.

(v)            What is meant by genetic engineering?

(vi)          Define Pharmacology.

(vii)        Differentiate between antiseptic and disinfectants.

(viii)      Differentiate between antigens and antibodies.

(PART-1I)

Note: Attempt any TWO questions.                                                                        (2x9=18)

Q5.      (a)        Explain the role of skin and lungs in homeostasis.

            (b)       Describe the structure and function of spinal cord in detail.

Q6.      (a)        What is arthritis? Discuss its types.

            (b)       What do you know about budding and fragmentation? Explain with examples.

Q7.      (a)        Write a note on Mutualism and Commensalism.

            (b)       Describe basic steps in genetic engineering.

MATRIC BIOLOGY PAST PAPER SARGODHA BOARD 2019 GROUP 2