Matura Shtetërore (Albania) · Biology (Matura Shteterore)

Biology for the Matura Shtetërore

35 practice questions, each with the answer and an explanation.

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Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

All 35 questions

  1. Which statement about natural selection is correct?
  2. A heterozygous tall plant (Tt) is crossed with a short plant (tt). Tall (T) is dominant. What fraction of the offspring is expected to be tall?
  3. Which blood vessels carry blood away from the heart?
  4. Which reagent turns from orange-brown to blue-black when starch is present in a food sample?
  5. A student places a pondweed plant in water at a fixed distance from a lamp and counts the bubbles of oxygen per minute. She then moves the lamp to half the distance. The bubble rate rises, then stays…
  6. Which gas is released as a by-product of photosynthesis?
  7. Why does an enzyme usually stop working at a high temperature, such as 80 degrees Celsius?
  8. Which sequence correctly shows the flow of genetic information in a cell?
  9. In a lake, a pesticide that cannot be broken down is found in water at 0.0001 ppm, in plankton at 0.01 ppm, in small fish at 0.5 ppm and in fish-eating birds at 25 ppm. Which process explains the risi…
  10. A DNA template strand reads 3'-TAC GGA-5'. What is the sequence of the mRNA made from it?
  11. What is the role of decomposers in an ecosystem?
  12. What is the overall word equation of photosynthesis?
  13. In pea plants, round (R) is dominant to wrinkled (r), and yellow (Y) is dominant to green (y). Two plants that are both RrYy are crossed. What fraction of the offspring is expected to be wrinkled and…
  14. How many chromosomes are there in a normal human body cell?
  15. A field has 10,000 kJ of energy fixed by producers in a year. Assuming that about 10 percent of the energy passes to the next level, how much reaches the tertiary consumers in the chain producer, prim…
  16. Which parent determines the sex of a human child, and what is the chance of a boy at each pregnancy?
  17. A human body cell in interphase has 46 chromosomes before DNA replication. What are the chromosome number and the number of DNA molecules at the start of mitosis, after replication?
  18. What is the main role of the hormone insulin?
  19. Which organelle is the main site of ATP production by aerobic respiration in a eukaryotic cell?
  20. What is the difference between mitosis and meiosis?
  21. Which process describes the movement of water through a partially permeable membrane from a dilute solution to a more concentrated solution?
  22. What is the function of the nephron in the kidney?
  23. Which base pairs with adenine in DNA?
  24. Which part of the nervous system controls involuntary actions such as the heart rate?
  25. In a food chain grass, grasshopper, frog, snake, which organism is the primary consumer?
  26. In a population in Hardy-Weinberg equilibrium, 16 percent of individuals show a recessive trait (genotype aa). What is the frequency of the carriers (Aa)?
  27. What is a mutation?
  28. What is the role of an enzyme in a chemical reaction?
  29. A person's blood glucose is measured every hour after a large meal. It rises sharply, then returns to the normal range after about two hours. Which description explains the return to normal?
  30. What is the function of red blood cells?
  31. Which is an example of a density-independent factor that limits a population?
  32. In which part of the human digestive system does most absorption of digested food occur?
  33. Which statement about the structure of DNA is correct?
  34. Which type of immunity is gained after a vaccination?
  35. What is the role of stomata in a leaf?

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