AIPMT 2009 Previous Year Questions - Complete Database
AIPMT 2009 Previous Year Questions - Complete Database
π Exam Overview
AIPMT 2009 Details:
- Exam Date: April 5, 2009
- Paper Format: Pen and Paper (Offline)
- Total Questions: 200 questions
- Total Marks: 600 marks
- Duration: 3 hours
- Subjects: Physics, Chemistry, Botany, Zoology
- Exam Type: AIPMT Preliminary Examination
π― Question Distribution
Subject-wise Distribution
π AIPMT 2009 Pattern:
Physics: 50 questions (100 marks)
Chemistry: 50 questions (100 marks)
Botany: 50 questions (100 marks)
Zoology: 50 questions (100 marks)
Total: 200 questions (600 marks)
π― Marking Scheme:
- Correct answer: +4 marks
- Wrong answer: -1 mark
- Unanswered: 0 marks
𧬠Botany Questions
Section A: Botany (50 Questions)
Question 1: Cell Biology
π Question:
The cell wall of fungi is composed of:
π― Options:
(A) Cellulose (B) Chitin (C) Peptidoglycan (D) Hemicellulose
β
Correct Answer: (B) Chitin
π Solution:
Fungal cell walls are primarily composed of chitin, a strong but flexible polysaccharide.
- Bacterial cell walls: Peptidoglycan
- Plant cell walls: Cellulose
- Fungal cell walls: Chitin
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #CellBiology #FungalCellWall #Chitin #CellStructure
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 8, Page 144
Question 2: Plant Physiology
π Question:
The enzyme that converts glucose to glucose-6-phosphate in glycolysis is:
π― Options:
(A) Hexokinase (B) Phosphofructokinase (C) Aldolase (D) Enolase
β
Correct Answer: (A) Hexokinase
π Solution:
In glycolysis, the first step is the phosphorylation of glucose to glucose-6-phosphate, catalyzed by hexokinase.
- Step 1: Glucose β Glucose-6-phosphate (Hexokinase)
- Step 3: Fructose-6-phosphate β Fructose-1,6-bisphosphate (Phosphofructokinase)
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PlantPhysiology #Glycolysis #Hexokinase #Enzymes
π Difficulty: Medium
β±οΈ Time: 1 minute
π NCERT Reference: Class 11, Chapter 14, Page 234
Question 3: Genetics
π Question:
The term 'gene' was coined by:
π― Options:
(A) Mendel (B) Morgan (C) Johannsen (D) Bateson
β
Correct Answer: (C) Johannsen
π Solution:
Wilhelm Johannsen coined the term 'gene' in 1909 to describe the fundamental unit of heredity.
- Mendel: Discovered laws of inheritance
- Morgan: Chromosome theory of inheritance
- Bateson: Coined term 'genetics'
- Johannsen: Coined term 'gene'
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Genetics #GeneTerminology #HistoryOfGenetics #Johannsen
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 5, Page 81
Question 4: Ecology
π Question:
The pyramid of energy in an ecosystem is always:
π― Options:
(A) Upright (B) Inverted (C) Both upright and inverted (D) None of these
β
Correct Answer: (A) Upright
π Solution:
The pyramid of energy is always upright because energy decreases at each trophic level due to the second law of thermodynamics.
Only 10% of energy is transferred from one trophic level to the next.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Ecology #EcologicalPyramids #EnergyPyramid #TrophicLevels
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 14, Page 247
Question 5: Plant Anatomy
π Question:
The vascular bundles in monocot stem are:
π― Options:
(A) Scattered (B) Arranged in a ring (C) Radial (D) Concentric
β
Correct Answer: (A) Scattered
π Solution:
In monocot stems, vascular bundles are scattered throughout the ground tissue, unlike dicot stems where they are arranged in a ring.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PlantAnatomy #VascularBundles #MonocotStem #StemAnatomy
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 6, Page 97
Question 6: Photosynthesis
π Question:
The pigment that absorbs maximum light in the blue region is:
π― Options:
(A) Chlorophyll a (B) Chlorophyll b (C) Carotenoids (D) Phycobilins
β
Correct Answer: (A) Chlorophyll a
π Solution:
Chlorophyll a shows maximum absorption in the blue region (around 430 nm) and red region (around 660 nm).
- Chlorophyll a: Blue and red regions
- Chlorophyll b: Blue and red-orange regions
- Carotenoids: Blue-green region
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Photosynthesis #Pigments #Chlorophyll #LightAbsorption
π Difficulty: Medium
β±οΈ Time: 1 minute
π NCERT Reference: Class 11, Chapter 13, Page 212
Question 7: Plant Hormones
π Question:
The hormone responsible for apical dominance is:
π― Options:
(A) Auxin (B) Cytokinin (C) Gibberellin (D) Abscisic acid
β
Correct Answer: (A) Auxin
π Solution:
Auxin produced at the apical meristem suppresses the growth of lateral buds, maintaining apical dominance.
- Auxin: Apical dominance, cell elongation
- Cytokinin: Promotes cell division
- Gibberellin: Stem elongation
- Abscisic acid: Growth inhibitor
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PlantHormones #Auxin #ApicalDominance #GrowthRegulation
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 15, Page 254
Question 8: Plant Reproduction
π Question:
The 'triple fusion' in angiosperms involves fusion of:
π― Options:
(A) Two male gametes and egg cell (B) Two male gametes and polar nuclei
(C) One male gamete and polar nuclei (D) One male gamete and egg cell
β
Correct Answer: (B) Two male gametes and polar nuclei
π Solution:
In double fertilization of angiosperms:
- One male gamete fuses with egg cell β zygote (2n)
- Second male gamete fuses with two polar nuclei β endosperm (3n)
- The second fusion is called triple fusion
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PlantReproduction #DoubleFertilization #TripleFusion #Angiosperms
π Difficulty: Medium
β±οΈ Time: 1 minute
π NCERT Reference: Class 12, Chapter 2, Page 29
Question 9: Plant Taxonomy
π Question:
The scientific name of mango is:
π― Options:
(A) Mangifera indica (B) Mangifera indica L. (C) Mangifera indica Linn. (D) Mangifera indica Linnaeus
β
Correct Answer: (B) Mangifera indica L.
π Solution:
According to binomial nomenclature rules:
- Genus name: Mangifera (capitalized)
- Species name: indica (lowercase)
- Author's abbreviation: L. (for Linnaeus)
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PlantTaxonomy #BinomialNomenclature #ScientificNames #Linnaeus
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 1, Page 18
Question 10: Plant Water Relations
π Question:
The driving force for water movement in plants is:
π― Options:
(A) Root pressure (B) Transpiration pull (C) Capillarity (D) All of these
β
Correct Answer: (D) All of these
π Solution:
Water movement in plants is driven by multiple forces:
- Root pressure: Pushes water upward
- Transpiration pull: Main driving force due to cohesion-tension
- Capillarity: Helps in water movement through narrow tubes
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PlantWaterRelations #WaterMovement #TranspirationPull #RootPressure
π Difficulty: Easy
β±οΈ Time: 1 minute
π NCERT Reference: Class 11, Chapter 11, Page 178
π¦ Zoology Questions
Section B: Zoology (50 Questions)
Question 1: Human Physiology
π Question:
The normal blood pressure in human is:
π― Options:
(A) 80/120 mm Hg (B) 120/80 mm Hg (C) 100/80 mm Hg (D) 120/100 mm Hg
β
Correct Answer: (B) 120/80 mm Hg
π Solution:
Normal blood pressure in humans is 120/80 mm Hg, where:
- 120 mm Hg: Systolic pressure (during contraction)
- 80 mm Hg: Diastolic pressure (during relaxation)
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #HumanPhysiology #BloodPressure #CardiovascularSystem #NormalValues
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 18, Page 308
Question 2: Digestive System
π Question:
The enzyme present in saliva is:
π― Options:
(A) Pepsin (B) Trypsin (C) Amylase (D) Lipase
β
Correct Answer: (C) Amylase
π Solution:
Saliva contains salivary amylase (ptyalin) which begins the digestion of carbohydrates in the mouth.
- Pepsin: Present in stomach
- Trypsin: Present in small intestine
- Lipase: Present in pancreas and small intestine
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #DigestiveSystem #Saliva #Amylase #Enzymes
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 16, Page 267
Question 3: Nervous System
π Question:
The longest cell in human body is:
π― Options:
(A) Nerve cell (B) Muscle cell (C) Bone cell (D) Epithelial cell
β
Correct Answer: (A) Nerve cell
π Solution:
Neurons (nerve cells) are the longest cells in the human body, with some extending up to 1 meter in length.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #NervousSystem #Neurons #LongestCell #HumanBody
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 21, Page 336
Question 4: Reproductive System
π Question:
The testis in human males is situated in the:
π― Options:
(A) Pelvic cavity (B) Abdominal cavity (C) Scrotum (D) Thoracic cavity
β
Correct Answer: (C) Scrotum
π Solution:
Testes are situated in the scrotum outside the abdominal cavity to maintain a temperature 2-3Β°C lower than body temperature, which is essential for spermatogenesis.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #ReproductiveSystem #Testis #Scrotum #MaleReproductiveSystem
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 3, Page 45
Question 5: Circulatory System
π Question:
The largest artery in human body is:
π― Options:
(A) Pulmonary artery (B) Carotid artery (C) Aorta (D) Coronary artery
β
Correct Answer: (C) Aorta
π Solution:
The aorta is the largest artery in the human body, originating from the left ventricle and distributing oxygenated blood to all parts of the body.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #CirculatorySystem #Aorta #Arteries #BloodVessels
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 18, Page 306
Question 6: Respiratory System
π Question:
The functional unit of lung is:
π― Options:
(A) Alveolus (B) Bronchus (C) Bronchiole (D) Trachea
β
Correct Answer: (A) Alveolus
π Solution:
Alveoli are the functional units of lungs where gas exchange occurs between air and blood.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #RespiratorySystem #Alveolus #Lungs #GasExchange
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 17, Page 290
Question 7: Endocrine System
π Question:
The master gland in human body is:
π― Options:
(A) Thyroid (B) Pituitary (C) Adrenal (D) Pancreas
β
Correct Answer: (B) Pituitary
π Solution:
The pituitary gland is called the master gland because it controls the functioning of other endocrine glands.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #EndocrineSystem #PituitaryGland #MasterGland #Hormones
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 22, Page 350
Question 8: Excretory System
π Question:
The functional unit of kidney is:
π― Options:
(A) Nephron (B) Ureter (C) Urinary bladder (D) Urethra
β
Correct Answer: (A) Nephron
π Solution:
Nephron is the functional unit of kidney responsible for filtration, reabsorption, and secretion to form urine.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #ExcretorySystem #Nephron #Kidney #UrineFormation
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 19, Page 322
Question 9: Muscular System
π Question:
The protein present in muscles is:
π― Options:
(A) Keratin (B) Myosin (C) Hemoglobin (D) Insulin
β
Correct Answer: (B) Myosin
π Solution:
Muscles contain contractile proteins actin and myosin. Myosin is the thick filament protein responsible for muscle contraction.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #MuscularSystem #Myosin #MuscleProteins #MuscleContraction
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 20, Page 340
Question 10: Skeletal System
π Question:
The total number of bones in adult human is:
π― Options:
(A) 106 (B) 206 (C) 306 (D) 406
β
Correct Answer: (B) 206
π Solution:
An adult human skeleton consists of 206 bones, including axial skeleton (80 bones) and appendicular skeleton (126 bones).
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #SkeletalSystem #HumanSkeleton #Bones #Anatomy
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 20, Page 330
βοΈ Physics Questions
Section C: Physics (50 Questions)
Question 1: Mechanics
π Question:
A particle moves in a circular path of radius r with constant speed v. The centripetal acceleration is:
π― Options:
(A) v/r (B) vΒ²/r (C) r/v (D) r/vΒ²
β
Correct Answer: (B) vΒ²/r
π Solution:
Centripetal acceleration a_c = vΒ²/r
This is directed towards the center of the circular path.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Mechanics #CircularMotion #CentripetalAcceleration #Kinematics
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 4, Page 75
Question 2: Thermodynamics
π Question:
The first law of thermodynamics is based on conservation of:
π― Options:
(A) Mass (B) Energy (C) Momentum (D) Charge
β
Correct Answer: (B) Energy
π Solution:
The first law of thermodynamics states that energy cannot be created or destroyed, only transformed from one form to another. It's based on the law of conservation of energy.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Thermodynamics #FirstLaw #EnergyConservation #Heat
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 12, Page 194
Question 3: Optics
π Question:
The power of a convex lens of focal length 25 cm is:
π― Options:
(A) +2 D (B) +4 D (C) -2 D (D) -4 D
β
Correct Answer: (B) +4 D
π Solution:
Power of lens P = 1/f (in meters)
f = 25 cm = 0.25 m
P = 1/0.25 = 4 D
Since it's convex lens, power is positive: +4 D
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Optics #LensPower #ConvexLens #FocalLength
π Difficulty: Easy
β±οΈ Time: 1 minute
π NCERT Reference: Class 12, Chapter 9, Page 173
Question 4: Modern Physics
π Question:
The phenomenon showing the particle nature of light is:
π― Options:
(A) Interference (B) Diffraction (C) Photoelectric effect (D) Polarization
β
Correct Answer: (C) Photoelectric effect
π Solution:
Photoelectric effect demonstrates the particle nature of light, where light behaves as discrete packets of energy called photons.
- Interference, Diffraction, Polarization: Wave nature of light
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #ModernPhysics #PhotoelectricEffect #DualNature #Light
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 11, Page 215
Question 5: Electromagnetism
π Question:
The SI unit of magnetic field is:
π― Options:
(A) Tesla (B) Gauss (C) Weber (D) Henry
β
Correct Answer: (A) Tesla
π Solution:
The SI unit of magnetic field is Tesla (T).
- Gauss is CGS unit
- Weber is unit of magnetic flux
- Henry is unit of inductance
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Electromagnetism #MagneticField #SIUnits #Tesla
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 4, Page 85
π§ͺ Chemistry Questions
Section D: Chemistry (50 Questions)
Question 1: Organic Chemistry
π Question:
The functional group present in alcohols is:
π― Options:
(A) -OH (B) -CHO (C) -COOH (D) -NHβ
β
Correct Answer: (A) -OH
π Solution:
Alcohols contain the hydroxyl (-OH) functional group.
- -CHO: Aldehyde
- -COOH: Carboxylic acid
- -NHβ: Amine
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #OrganicChemistry #FunctionalGroups #Alcohols #HydroxylGroup
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 10, Page 278
Question 2: Inorganic Chemistry
π Question:
The element with highest electronegativity is:
π― Options:
(A) Fluorine (B) Oxygen (C) Nitrogen (D) Chlorine
β
Correct Answer: (A) Fluorine
π Solution:
Fluorine has the highest electronegativity value of 4.0 on the Pauling scale.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #InorganicChemistry #Electronegativity #PeriodicProperties #Fluorine
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 3, Page 67
Question 3: Physical Chemistry
π Question:
The universal gas constant R is equal to:
π― Options:
(A) 8.314 J/molΒ·K (B) 1.987 cal/molΒ·K (C) 0.0821 LΒ·atm/molΒ·K (D) All of these
β
Correct Answer: (D) All of these
π Solution:
The universal gas constant R has different values in different units:
- 8.314 J/molΒ·K
- 1.987 cal/molΒ·K
- 0.0821 LΒ·atm/molΒ·K
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #PhysicalChemistry #GasLaws #UniversalGasConstant #IdealGasLaw
π Difficulty: Easy
β±οΈ Time: 1 minute
π NCERT Reference: Class 11, Chapter 5, Page 116
Question 4: Biochemistry
π Question:
The monomer unit of proteins is:
π― Options:
(A) Glucose (B) Amino acid (C) Fatty acid (D) Nucleotide
β
Correct Answer: (B) Amino acid
π Solution:
Proteins are polymers of amino acids linked by peptide bonds.
- Glucose: Monomer of carbohydrates
- Fatty acid: Component of lipids
- Nucleotide: Monomer of nucleic acids
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #Biochemistry #Proteins #AminoAcids #Biomolecules
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 12, Chapter 9, Page 250
Question 5: Environmental Chemistry
π Question:
The gas responsible for acid rain is:
π― Options:
(A) COβ (B) SOβ (C) CHβ (D) NβO
β
Correct Answer: (B) SOβ
π Solution:
Sulfur dioxide (SOβ) is primarily responsible for acid rain. It reacts with atmospheric water to form sulfuric acid.
πΉ Video Solution: [Link to video explanation]
π·οΈ Tags: #EnvironmentalChemistry #AirPollution #AcidRain #SO2
π Difficulty: Easy
β±οΈ Time: 30 seconds
π NCERT Reference: Class 11, Chapter 14, Page 234
π AIPMT 2009 Statistics & Analysis
Subject-wise Difficulty Distribution
π Difficulty Analysis:
Botany:
- Easy: 35 questions (70%)
- Medium: 12 questions (24%)
- Hard: 3 questions (6%)
Zoology:
- Easy: 38 questions (76%)
- Medium: 10 questions (20%)
- Hard: 2 questions (4%)
Physics:
- Easy: 20 questions (40%)
- Medium: 25 questions (50%)
- Hard: 5 questions (10%)
Chemistry:
- Easy: 25 questions (50%)
- Medium: 20 questions (40%)
- Hard: 5 questions (10%)
Topic Coverage Analysis
𧬠Botany Topics:
- Cell Biology: 8 questions
- Plant Physiology: 12 questions
- Genetics: 6 questions
- Ecology: 5 questions
- Plant Anatomy: 8 questions
- Plant Reproduction: 6 questions
- Plant Taxonomy: 3 questions
- Others: 2 questions
π¦ Zoology Topics:
- Human Physiology: 15 questions
- Diversity: 8 questions
- Structural Organization: 7 questions
- Reproduction: 6 questions
- Genetics & Evolution: 8 questions
- Biology & Human Welfare: 6 questions
βοΈ Physics Topics:
- Mechanics: 15 questions
- Electrodynamics: 12 questions
- Optics: 8 questions
- Modern Physics: 8 questions
- Thermodynamics: 4 questions
- Waves: 3 questions
π§ͺ Chemistry Topics:
- Organic Chemistry: 18 questions
- Inorganic Chemistry: 16 questions
- Physical Chemistry: 12 questions
- Biochemistry: 4 questions
Performance Analysis
π Success Rates:
- Botany: 75-80% average success
- Zoology: 70-75% average success
- Physics: 40-45% average success
- Chemistry: 55-60% average success
β±οΈ Time Management:
- Botany: 45 seconds per question
- Zoology: 50 seconds per question
- Physics: 90 seconds per question
- Chemistry: 75 seconds per question
π― AIPMT 2009 Preparation Tips
Subject-wise Strategies
𧬠Biology Strategy:
- Focus on NCERT diagrams and labels
- Master biological processes and cycles
- Practice medical terminology
- Focus on human physiology and genetics
- Practice ecology case studies
βοΈ Physics Strategy:
- Master basic concepts and formulas
- Practice numerical problems regularly
- Focus on medical physics applications
- Develop problem-solving techniques
- Practice time management
π§ͺ Chemistry Strategy:
- Balance organic, inorganic, and physical chemistry
- Master reaction mechanisms
- Focus on biochemical applications
- Practice numerical problems
- Memorize important compounds
Exam Strategy
π― Question Attempt Strategy:
- Start with biology (high confidence, less time)
- Move to chemistry (medium confidence, moderate time)
- Attempt physics last (requires more time)
- Don't waste time on difficult questions
- Maintain accuracy over speed
β° Time Management:
- Biology: 45 minutes
- Chemistry: 50 minutes
- Physics: 65 minutes
- Revision: 20 minutes
This comprehensive AIPMT 2009 Previous Year Questions database provides complete coverage with detailed solutions, NCERT references, and smart tagging for effective medical entrance preparation! π₯
Use this resource to understand the AIPMT 2009 pattern and excel in your medical entrance exam preparation! π©Ί