2nd Year Biology Guess Paper

Full book very important short questions and long questions as a form of 2nd Year Biology Guess Paper written by Professor Mr. Faraz Qasir Suib. These notes are very helpful in the preparation of 2nd Year Biology Guess Paper for the students of the intermediate and these are according to the paper patterns of all Punjab boards.

Summary and Contents:
Topics which are discussed in the notes are given below:
  • Important 2nd year biology guess for Intermediate part-II students.
  • What is extracorporal shock wave lithotripsy? 
  • What are flame cells? Why they are called so? 
  • Write structural formula of urea and uric acid.
  • Define homeostasis. Give its importance. 
  • Differentiate between poikilotherms and homeotherms. 
  • Differentiate between ectotherms and endotherms. 
  • Differentiate between hemodialysis and peritoneal dialysis.
  • What are xerophytes? Give two adaptations of xerophytes. 
  • Draw and label urea cycle. 
  • Illustrate the function of Malpighian tubules. 
  • Important 2nd year biology guess paper 2025 for Intermediate part-II students.
  • What is sciatica and its causes? 
  • What is foreman triosseum? How it is formed? 
  • What is the role of vascular cambium? 
  • What is axial skeleton? 
  • What are synovial joints? 
  • Important 2nd year biology guess paper 2025 for Intermediate part-II students.
  • Differentiate between active and passive flight. 
  • What are the causes of herniation of discs? 
  • What is the difference between tetanus and muscle tetany? 
  • What is the difference between exoskeleton and endoskeleton?
  • Differentiate between sclerenchyma and collenchyma cells.
  • Important Guess paper of 2nd year biology 2025 for Intermediate part-II students.
  • Differentiate between fibers and sclereids. 
  • Differentiate between compact bone and spongy bone. Give only two differences. 
  • Distinguish between axial skeleton and appendicular skeleton. 
  • Differentiate between Osteoporosis and Osteomalcia. 
  • Differentiate between brachialis and brachioradialus.
  • Important 2nd year biology guess paper 2025 punjab board for Intermediate part-II students.
  • Differentiate between bone and cartilage.
  • Differentiate between ligament and tendon. 
  • What is the role of placenta in human? 
  • What is seed dormancy? Give its importance. 
  • What is the role of interstitial cells in sperm production? 
  • What is the structure and function of corpus luteum? 
  • Write down at least two important measures to prevent AIDS. 
  • What are Oviparous, Viviparous and Ovoviviparous animals? 
  • Classify the plants according to photoperiodic requirement for flowering. 
  • Define photoperiodism and write its effects in plants. 
  • Differentiate between haploid parthenogenesis and diploid parthenogenesis.
  • Question No. 3
  • What are the symptoms of Alzheimer’s disease? 
  • What is the difference between CNS and PNS? 
  • What is the function of parathyroid gland or parathormone? 
  • What is Parkinson’s disease? 
  • What are gastrin and secretin? 
  • Write function of photoreceptors and nociceptors
  • Compare Circadian and Circannual rhythms
  • Define the term hormone, give one example? 
  • Define feedback mechanism
  • Differentiate between biorhythms and diurnal rhythms
  • Differentiate between etiolation and chlorosis
  • Differentiate between sympathetic and parasympathetic nervous system
  • Differentiate between active and resting membrane potential
  • Give two commercial applications of Gibberellins
  • Give effects of nicotine on blood vascular system and digestive system in man
  • Explain the functions of two hormones secreted by Islets of Langerhans
  • Differentiate between homozygous and hemizygous
  • Differentiate between homozygous and heterozygous
  • Differentiate between dominant trait and recessive trait
  • Differentiate between qualitative and quantitative traits
  • Differentiate between IDDM and NIDDM
  • Differentiate between multifactorial and polygenic traits
  • Differentiate between probability and product rule
  • Differentiate between protanopia, deuteranopia and tritanopia
  • Differentiate between sex-limited and sex-influenced traits
  • Question No. 4
  • What are the contributions of P.A. Levene for determining the structure of DNA? 
  • What is central dogma? 
  • Where codon and anticodon are situated? 
  • Differentiate between heterochromatin and euchromatin. 
  • What do you mean by mutations? 
  • What is phosphodiester linkage? Draw structural formula. 
  • Compare replication, transcription and translation.
  • Define chromosomal theory of inheritance. 
  • What do you mean by karyotype? Give its significance. 
  • Define point mutations. Give one example. 
  • What is the function of RNA polymerase in transcription? 
  • Differentiate between sense and anti-sense strands of DNA. 
  • Differentiate between rough and smooth type of bacteria. 
  • What is gastrocoel and from which germ layer it is originated? 
  • What do you mean by lateral meristem. 
  • What is the difference between epiblast and hypoblast? 
  • Briefly describe the external and internal factors that affect growth in plants. 
  • What are the causes of aging and how aging can be slowed down? 

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