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