Past Papers of Biology 10th Class Gujaranwala Board 2017
GUJRANWALA BOARD 2017 10TH CLASS PAST PAPER
BIOLOGY Time Allowed: 15 Minutes
PAPER-II (Objective Type) GROUP-I Max. Marks: 12
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 in the answer-book. Cutting or filling two or more circles will result in zero mark in that question.1. An organism expressed physical trait such as seed shape or pod colour is called
(a) Karyotype
(B) Genotype
(C) Phenotype
(D) Chemical Type
2. The root is formed from the part of the embryo.
(a) Hilum
(B) Radicle
(C) Plumule
(D) Epicotyl
3. This product is used in the production of soap.
(a) glycerol
(B) formic acid
(C) Sulphuric acid
(D) Acrylic acid
4. These are the unit of inheritance.
(a) Genes
(B) Alleles
(C) Phenotype
(D) Genotype
5. Study of the relationship between organism and their environment is called
(a) Histology
(B) Ecology
(C) Genetics
(D) Anatomy
6. This group includes mescaline and psilocin.
(a) Sedatives
(B) Narcotics
(C) Hallucinogens
(D) Vaccines
7. The plant in which vegetative propagation occurs by leaves is
(a) Garlic
(B) Ginger
(C) Potato
(D) Bryophyllum
8. This hormone is secreted in case of emergency situation.
(a) Pancreas (b).Glucagon
(C) Adrenalin
(D) Calcitonin
9. The organ which is responsible for filtering the blood
(a) Stomach
(B) Brain
(C) Pharynx
(D) Kidney
10. A thick muscular structure below the lungs is called
(a) Kidney
(B) Liver
(C) Diaphragm
(D) Ureter
11. The deficiency of this vitamin causes poor night vision.
(a) Vitamin A
(B) Vitamin B
(C) Vitamin C
(D) Vitamin K
12. The purpose of ribcage is
(a) Protection of stomach
(B) Protection of heart and lungs
(c) Protection of spinal cord
(D) Protection of pharynx
Past Papers of Gujranwala 10th Class Lahore Board 2017
BIOLOGY (New Scheme) Time Allowed: 2:45 hour
PAPER - II (Essay Type) GROUP -1 Max. Marks: 63 (PART-1)
(SECTION-I)
2. Write short answers to any FIVE questions: (6x2 = 12)
i. What is trachea? Where is it located?
ii. Write symptoms of bronchitis.
iii. What is the difference between resins and gums?
iv. What is meant by kidney transplant?
v. Differentiate between renal cortex and renal medulla.
vi. What is neuron? Write names of its two parts.
vii. Define coordination and write down its types.
viii. What is spinal cord? Give its length.
3. Write short answers to any FIVE questions: (5x2 = 10)
i. Differentiate between insertion and origin.
ii. Write down the number of bones in pectoral girdle and pelvic girdle.
iii. What is meant by calluses?
iv. What is Epigeal Germination? Give an example.
v. Differentiate between spermatogenesis and oogenesis.
vi. What is Punnett square?
vii. Define artificial selection? Give an example.
viii. Define co-dominance and give an example.
4.. Write short answers to any FIVE questions: (5x2 =10)
i. What are the effects of denitrification above normal.
ii. Define predation with an example.
iii. What is meant by biotechnology?
iv. What is novel protein or minifood?
v. What is malted food?
vi. What are addictive drugs?
vii. What are prescription drugs?
viii. Against what diseases sulppha drugs are used?
SECTION-II
5. (a) Describe the structure of nephron. 4
(b) Write a note on pancreas.
6. (a) define joints and write types of joints in detail.
(b) write a note on advantages and disadvantages of vegetative propagation.
7. (a) Explain ecological pyramids.
(b) Describe any four achievements of genetic engineering.
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