Students of the 12th class (Fsc 2nd year) start preparing for their annual exam preparation. As time is short, so many students are searching for guess papers. So, to resolve this problem, we highly recommend you not to spend money on the market. Now you can quickly get the guess paper of Biology from this site. On this website, we provided you with an updated guess paper. You don’t have to pay us. Just get this guess paper online and prepare well for the board exams. We provide a guess paper free of cost, which you can find below.
See Also: 10th Class All Subjects Punjab Board Paper Pairing Scheme 2023
When exams come nearer, the demand for a guess paper starts increasing among students. The students of the 12th class are under a lot of stress. Due to COVID-19, they haven’t studied properly in online classes. Therefore, the students felt difficulty in learning them. Biology is a science subject. The biology paper consists of two parts. The guess includes all objective and short questions that are important for the 9th class board exams 2020. You can download these notes for free.
You should always thoroughly read the guess paper before starting learning it. The guess papers we have posted are valid for all the boards of Punjab, which means that these guess papers would help you no matter from which area you are, although you can still have a look at the list to confirm whether your board is listed or not.
2nd-year Biology (Guess Paper) important Questions
- Short Questions
- What is lithotripsy?
- Differentiate between hypotonic and hypertonic environments.
- Define homeostasis. Give its importance
- Differentiate between hemodialysis and peritoneal dialysis
- What are sciatica and its causes
- Draw and label urea cycle
- Name the different types of cells associated with bones
- How does parthenocarpy differ from parthenogenesis?
- Differentiate between identical twins and fraternal twins
- What do you mean by open growth?
- How is the notochord formed in chick embryos?
- Enlist nonsense codons and their function.
- What is the importance of mitosis and meiosis?
- Describe changes occurring during G1-phase.
- What is MODY?
- Differentiate between autosomes and sex chromosomes.
- Define fossils. Where are most of the fossils found?
- Define food chain and food web
- Define biosphere and ecosystem
- What type of organisms is present in the profundal zone of the lake?
- Give the location of the Tundra ecosystem in Pakistan.
- Differentiate between renewable and non-renewable resources.
- Define soil and give its basic constituents.
- Define the greenhouse effect.
- Describe abuses of land.
- Why are trees called environmental buffers?
- Write the name of theories of evolution presented by Lamarck and Darwin.
- Differentiate between Ex-vivo and In-vivo gene therapy.
- How does ABO incompatibility protect the developing baby against Rh- incompatibility?
- What is the role of blood groups in establishing parentage?
- Long Questions
- Describe the excretion in plants.
- Elaborate Sliding Filament Model of muscle contraction? What does it explain?
- Describe the Watson-Crick Model of DNA in detail.
- Write a note on deforestation and afforestation
- nervous system of Hydra and Planaria
- What is incomplete dominance? Explain it with an example
- What is aging? Describe its causes and symptoms.
- Write a note on test-tube babies.
- Give a comprehensive comparison between asexual and sexual reproduction.
- Define Mendel’s law of Independent Assortment. Explain it with an example
- Write any four differences between nervous and chemical coordination
- Describe types of chromosomes on the basis of centromere
- Write a note on the nitrogen cycle.
- Describe the evidence of evolution from Biogeography and fossil record.
- Explain the ABO blood group system.
