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