AIC SS 1 Biology 3rd C.A 2nd Term
  • 1. Which of the following is an example of a beneficial microorganism?
A) Bacteria aiding in digestion
B) Bacteria causing pneumonia
C) Virus causing the flu
D) Fungi causing athlete's foot
  • 2. Autotrophs are organisms that:
A) Break down dead organic matter
B) None of the above
C) Produce their own food
D) Depend on other organisms for food
  • 3. Which of the following is an example of a vector?
A) Bacteria causing food poisoning
B) Mosquito transmitting malaria
C) Fungi causing athlete's foot
D) Virus causing the common cold
  • 4. Which of the following is NOT a role of the Red Cross Society?
A) Promoting health education
B) Conducting medical research
C) Providing humanitarian aid during disasters
D) Blood donation and transfusion services
  • 5. Decomposers play a crucial role in ecosystems by:
A) Breaking down dead organic matter
B) Providing food for other organisms
C) None of the above
D) Producing oxygen through photosynthesis
  • 6. In the laboratory, turbidity can be measured with a ..............
A) Speedometry
B) Geiger muller counter
C) Spectrophotometer
D) Turbidometer
  • 7. Organisms referred to as causative agents and disease-inducing micro-organisms are......
A) Vectors
B) Antigens
C) Antibodies
D) Pathogens
  • 8. What are some problems associated with conservation?
A) Extinction of species due to overprotection
B) Lack of public awareness and participation
C) Excessive funding and resources allocated to conservation efforts
D) Increased pollution levels in protected areas.
  • 9. What is adaptation in living organisms?
A) The interdependence of organisms within an ecosystem.
B) The ability of organisms to change their habitat
C) The process of evolution through natural selection.
D) The adjustment of organisms to their environmental conditions.
  • 10. Which of the following structural adaptations is characteristic of fish?
A) Wings for flight
B) Scales for protection
C) Strong jaws for hunting.
D) Gills for respiration
  • 11. What are the sources, causes, and effects of air pollution?
A) Sources: Industrial emissions; Causes: Burning fossil fuels; Effects: Respiratory illnesses.
B) Sources: Pesticides and herbicides; Causes: Deforestation; Effects: Soil erosion.
C) Sources: Noise from transportation; Causes: Overfishing; Effects: Disruption of aquatic ecosystems.
D) Sources: Oil spills; Causes: Industrial waste; Effects: Water contamination.
  • 12. What measures can be taken to control soil pollution?
A) Encouraging deforestation for urban development.
B) Implementing sustainable farming practices.
C) Increasing the use of chemical fertilizers.
D) Disposing of hazardous waste in landfills.
  • 13. How do unicellular organisms and invertebrates reproduce?
A) Through asexual reproduction only.
B) Through sexual reproduction only.
C) They do not reproduce.
D) Through both sexual and asexual reproduction.
  • 14. Which type of reproduction occurs in amoeba?
A) Sexual reproduction.
B) Multiple fission.
C) Binary fission
D) Asexual reproduction
  • 15. Which of the following are examples of renewable resources that need to be conserved?
A) Fossil fuels and minerals
B) Water and air.
C) Landfills and waste dumps.
D) Plastic and synthetic materials.
  • 16. How can we ensure conservation of natural resources?
A) By using resources efficiently and promoting sustainable practices.
B) By relying solely on technological advancements to replace resources.
C) By overexploiting resources to meet increasing demands
D) By ignoring the impact of human activities on the environment.
  • 17. What is a structural adaptation seen in tadpoles?
A) Lungs for breathing in water
B) Gills for respiration
C) Legs for hopping on land.
D) Webbed feet for swimming
  • 18. One of the following is used for collecting tiny organisms that live in thw soil water.
A) Secchi disc
B) Hydrophotometer
C) Baermann funnel
D) Pooter
  • 19. ............ Is used to measure pressure.
A) Barometer
B) Colorimeter
C) Hygrometer
D) Photometer
  • 20. The diagrammatic representation of the food chain in which producers form the base and the carnivores form the apex is called ...........
A) Dome
B) Pyramid of number
C) Pyramid
D) Pyramid of energy
Students who took this test also took :

Created with That Quiz — where test making and test taking are made easy for math and other subject areas.