10th Class Biology Board Pattern Paper 2026

Q1. Multiple choice questions (Attempt all · 12 × 1 = 12)

1. Blood from the kidneys returns to the inferior vena cava via:
   1. Renal arteries
   2. Ureters
   3. Renal veins
   4. Capillaries
2. Survival analysis in biostatistics is used to predict:
   1. Average rainfall
   2. Life expectancy
   3. School admission rates
   4. None of these
3. The scientist who discovered pulmonary and systemic circulation was:
   1. Ibn al Nafees
   2. William Harvey
   3. Louis Pasteur
   4. Hippocrates
4. Macrophages and dendritic cells are:
   1. lymphocytes
   2. granulocytes
   3. monocytes
   4. red blood cells
5. Which of the following is NOT a symptom of AIDS?
   1. Swollen lymph nodes
   2. Weight loss
   3. Joint pain
   4. Increased muscle strength
6. The trachea is kept permanently open by:
   1. Cartilage rings
   2. Muscles
   3. Ligaments
   4. Fat cells
7. The beginning of the swallowing process is:
   1. Involuntary
   2. Voluntary
   3. Both voluntary and involuntary
   4. Automatic only
8. Alleles are:
   1. Different forms of a gene located at the same locus
   2. Different species of organisms
   3. Mutated chromosomes
   4. Copies of RNA molecules
9. What triggers the release of luteinizing hormone (LH) in females?
   1. Low levels of estrogen
   2. High levels of estrogen
   3. Ovulation
   4. Menstruation
10. Bioremediation is the process of using:
    1. Machines to remove waste
    2. Chemicals to neutralize toxins
    3. Artificial devices for cleaning
    4. Living organisms to clean pollutants
11. Which hormone increases calcium levels in blood?
    1. Parathormone
    2. Calcitonin
    3. Thyroxine
    4. Insulin
12. The process in which substances are actively transported from blood capillaries into the nephron tubule is called:
    1. Filtration
    2. Tubular secretion
    3. Osmosis
    4. Diffusion