NECO Biology Past Questions And Answers (Objective and Theory)
Biology questions suitable for NECO:
Section A: NECO Biology Objectives Questions
Question: What is the function of the nephron in the kidney?
A) Blood clotting
B) Filtration of blood and urine formation
C) Oxygen transport
D) Hormone production
Answer: B) Filtration of blood and urine formation
Question: Which of the following is a primary reproductive organ in females?
A) Ovary
B) Uterus
C) Fallopian tube
D) Vagina
Answer: A) Ovary
Question: What is the importance of nitrogen-fixing bacteria in soil?
A) Soil aeration
B) Synthesis of organic compounds
C) Conversion of atmospheric nitrogen into a usable form
D) Pest control
Answer: C) Conversion of atmospheric nitrogen into a usable form
Question: During which stage of cellular respiration is the majority of ATP produced?
A) Glycolysis
B) Krebs cycle
C) Electron transport chain
D) Fermentation
Answer: C) Electron transport chain
Question: What is the main function of the immune system?
A) Hormone production
B) Gas exchange
C) Defense against pathogens
D) Nutrient absorption
Answer: C) Defense against pathogens
Section B: NECO Biology Theory Questions
Question: Explain the process of osmosis in plant cells, highlighting its significance in maintaining turgor pressure.
Answer: (Your detailed response)
Question: Discuss the differences between aerobic and anaerobic respiration, providing examples of organisms that undergo each process.
Answer: (Your detailed response)
Question: Elaborate on the role of hormones in the human reproductive system, focusing on the menstrual cycle.
Answer: (Your detailed response)
Question: Describe the structure and function of the mammalian heart, including the cardiac cycle.
Answer: (Your detailed response)
Question: Discuss the ecological impact of overfishing on marine ecosystems and propose conservation measures.
Answer: (Your detailed response)
