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SS 2 AIC Biology Exam Questions - 3rd Term
Contributed by: College
  • 1. The excessive growth of plant life or algae in water courses or bodies caused by an increase in organic nutrients or minerals leading to the death of aquatic organisms is called ...........
A) Eutriphication
B) Eutrophication
C) Etrophication
D) Eutropication
  • 2. The following are the processes involved in the formation of urine except.......
A) Ultra filteration
B) Selective reabsorption
C) Glomerulus in the bowman's capsule
D) Hormonal secretion
  • 3. Effects of food shortage on the size of a population include the following except.......
A) Emigration
B) Competition
C) Decline in the rate of reproduction
D) Increased supply of a particular type of food
  • 4. The following are biotic factors affecting a population except......
A) Light
B) Mortality
C) Food
D) Competition
  • 5. One of the following is not an importance of family planning to a nation.
A) Prevention of population explosion
B) Promotion of maternal and mother's health
C) Increased risk of STDs
D) Prevention of indiscriminate abortion
  • 6. The maintenance of a fairly constant internal environment in an organism is known as .........
A) Homeostasis
B) Osmotic pressure balance
C) Concentration gradient
D) Neutralisation
  • 7. One of the following secrets synovial fluid which acts as a shock absorber.
A) Synovial cavity
B) Synovial fluid
C) Cartilage
D) Synovial membrane
  • 8. ------------- joint allows movement in almost all directions
A) Ball and socket
B) Pivot
C) Gliding
D) Hinge
  • 9. Muscles are attached to bones by means of strong whitish cord called ----------
A) Cartilage
B) Tendons
C) Ligament
D) Tonsil
  • 10. One of the following antibodies cause microorganisms to stick together in the body and reduce their pathogenic actions.
A) Antitoxins
B) Agglutinins
C) Precipitins
D) Lysin
  • 11. What is the main function of the kidney?
A) Regulation of body temperature
B) Digestion of food
C) Production of hormones
D) Filtration of blood
  • 12. Which of the following is a remedy for the effects of kidney diseases?
A) Chemotherapy
B) Dialysis
C) Physical exercise
D) Antibiotics
  • 13. What are the functions of the liver?
A) Regulation of body temperature
B) Production of red blood cells
C) Protection of the lungs
D) Detoxification of harmful substances
  • 14. Which of the following is a disease of the liver?
A) Osteoporosis
B) Malaria
C) Pneumonia
D) Cirrhosis
  • 15. What are the effects of liver diseases on the body?
A) Accelerated wound healing
B) Improved memory
C) Impaired digestion
D) Increased muscle strength
  • 16. Which of the following is a remedy for the effects of liver diseases?
A) Liver transplantation
B) Physical therapy
C) Vitamin supplements
D) Meditation
  • 17. What is the structure and function of the mammalian skin?
A) Muscle contraction and relaxation
B) Digestion and absorption
C) Protection and temperature regulation
D) Vision and hearing
  • 18. Where are the hormonal glands located?
A) Lungs
B) Endocrine system
C) Stomach
D) Pancreas
  • 19. What is the effect of over-secretion of hormones?
A) Increased blood pressure
B) Decreased heart rate
C) Weight loss
D) Weakened immune system
  • 20. What is the effect of under-secretion (deficiency) of hormones?
A) Improved cognitive function
B) Reduced growth rate
C) Enhanced muscle strength
D) Accelerated wound healing
  • 21. What is the structure and function of the spinal cord?
A) Oxygen exchange in the lungs
B) Digestion and absorption of nutrients
C) Communication between the brain and body
D) Production of hormones
  • 22. Which of the following is a component of the brain?
A) Neurons
B) Alveoli
C) Red blood cells
D) Nephrons
  • 23. What are the functions of the central nervous system?
A) Maintenance of body temperature
B) Regulation of hormone production
C) Control of voluntary and involuntary body movements
D) Digestion of food
  • 24. What is the somatic nervous system responsible for?
A) Maintaining body temperature
B) Controlling involuntary body functions
C) Regulating hormone production
D) Coordinating voluntary movements
  • 25. What is the structure and function of neurons?
A) Neurons are found only in the brain and spinal cord.
B) Neurons are specialized cells that transmit electrical impulses.
C) Neurons produce hormones that regulate body functions.
D) Neurons control voluntary muscle movements.
  • 26. How are neurons classified?
A) Based on the direction of nerve impulse transmission
B) Based on their location in the body
C) Based on their ability to produce hormones
D) Based on their size
  • 27. How are nervous impulses transmitted between neurons?
A) Through the digestive system
B) Through the bloodstream
C) Through electrical signals
D) Through hormonal secretions
  • 28. What is the role of conditional reflexes in behavior?
A) Controlling involuntary body functions
B) Coordinating voluntary muscle movements
C) Regulating hormone production
D) Shaping and modifying learned behaviors
  • 29. Which of the following is an example of a conditional reflex?
A) Withdrawing a hand from a hot surface
B) Blinking in response to a bright light
C) Regulating body temperature through shivering
D) Salivating at the smell of food
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