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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) Etrophication
C) Eutropication
D) Eutrophication
  • 2. The following are the processes involved in the formation of urine except.......
A) Selective reabsorption
B) Glomerulus in the bowman's capsule
C) Ultra filteration
D) Hormonal secretion
  • 3. Effects of food shortage on the size of a population include the following except.......
A) Decline in the rate of reproduction
B) Increased supply of a particular type of food
C) Competition
D) Emigration
  • 4. The following are biotic factors affecting a population except......
A) Competition
B) Food
C) Light
D) Mortality
  • 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) Neutralisation
B) Concentration gradient
C) Homeostasis
D) Osmotic pressure balance
  • 7. One of the following secrets synovial fluid which acts as a shock absorber.
A) Synovial membrane
B) Synovial cavity
C) Synovial fluid
D) Cartilage
  • 8. ------------- joint allows movement in almost all directions
A) Ball and socket
B) Hinge
C) Pivot
D) Gliding
  • 9. Muscles are attached to bones by means of strong whitish cord called ----------
A) Tendons
B) Ligament
C) Tonsil
D) Cartilage
  • 10. One of the following antibodies cause microorganisms to stick together in the body and reduce their pathogenic actions.
A) Agglutinins
B) Antitoxins
C) Lysin
D) Precipitins
  • 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) Antibiotics
B) Physical exercise
C) Chemotherapy
D) Dialysis
  • 13. What are the functions of the liver?
A) Production of red blood cells
B) Protection of the lungs
C) Regulation of body temperature
D) Detoxification of harmful substances
  • 14. Which of the following is a disease of the liver?
A) Pneumonia
B) Osteoporosis
C) Malaria
D) Cirrhosis
  • 15. What are the effects of liver diseases on the body?
A) Improved memory
B) Impaired digestion
C) Increased muscle strength
D) Accelerated wound healing
  • 16. Which of the following is a remedy for the effects of liver diseases?
A) Physical therapy
B) Vitamin supplements
C) Liver transplantation
D) Meditation
  • 17. What is the structure and function of the mammalian skin?
A) Protection and temperature regulation
B) Digestion and absorption
C) Vision and hearing
D) Muscle contraction and relaxation
  • 18. Where are the hormonal glands located?
A) Endocrine system
B) Stomach
C) Lungs
D) Pancreas
  • 19. What is the effect of over-secretion of hormones?
A) Decreased heart rate
B) Weakened immune system
C) Increased blood pressure
D) Weight loss
  • 20. What is the effect of under-secretion (deficiency) of hormones?
A) Reduced growth rate
B) Improved cognitive function
C) Accelerated wound healing
D) Enhanced muscle strength
  • 21. What is the structure and function of the spinal cord?
A) Production of hormones
B) Digestion and absorption of nutrients
C) Oxygen exchange in the lungs
D) Communication between the brain and body
  • 22. Which of the following is a component of the brain?
A) Neurons
B) Red blood cells
C) Nephrons
D) Alveoli
  • 23. What are the functions of the central nervous system?
A) Maintenance of body temperature
B) Control of voluntary and involuntary body movements
C) Regulation of hormone production
D) Digestion of food
  • 24. What is the somatic nervous system responsible for?
A) Controlling involuntary body functions
B) Maintaining body temperature
C) Regulating hormone production
D) Coordinating voluntary movements
  • 25. What is the structure and function of neurons?
A) Neurons are specialized cells that transmit electrical impulses.
B) Neurons control voluntary muscle movements.
C) Neurons are found only in the brain and spinal cord.
D) Neurons produce hormones that regulate body functions.
  • 26. How are neurons classified?
A) Based on their size
B) Based on their ability to produce hormones
C) Based on the direction of nerve impulse transmission
D) Based on their location in the body
  • 27. How are nervous impulses transmitted between neurons?
A) Through the bloodstream
B) Through electrical signals
C) Through hormonal secretions
D) Through the digestive system
  • 28. What is the role of conditional reflexes in behavior?
A) Regulating hormone production
B) Controlling involuntary body functions
C) Coordinating voluntary muscle movements
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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