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