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