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