Post UTME Past Questions Agent
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
  1. Home
  2. Classroom
  3. Biology
  4. WAEC

Biology WAEC Past Questions

Clear Selections
Change Subject Post a Question Check Syllabus Study My Bookmarks Past Questions Videos Watch Video Lessons Download App

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Your School's Whatsapp Group - Join Us now
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
156
A climax community is characterised by
  • A. a stable composition of plant and animal species
  • B. rapid changes in the composition of species
  • C. constant changes in appearance of the habitat
  • D. different species occurring at different times
  • E. gradual change in animal population
View Answer & Discuss WAEC 1993
157
Which of the following is not a characteristic of overcrowding in plant and animal community?
  • A. Population outstripping available space
  • B. Population exceeding available food
  • C. Competition within the population
  • D. increase in primary production
  • E. Population increasing at the same rate as the birth rate
View Answer & Discuss WAEC 1993
158
The use of predators or parasites to control pests in the farm is known as
  • A. predator control
  • B. chemical control
  • C. biological control
  • D. animal control
  • E. parasitic control
View Answer & Discuss WAEC 1993
Post UTME Past Questions Agent
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Your School's Whatsapp Group - Join Us now
159
Which of the following substances cannot control the growth of harmful micro organisms?
  • A. Antibiotics
  • B. Hypertonic salt solution
  • C. Disinfectants
  • D. isotonic sugar solution
  • E. Antiseptics.
View Answer & Discuss WAEC 1993
160
Which of the following is the underlining Principle in the adoption of biological control of pests?
  • A. Knowledge of agricultural practices by the farmer
  • B. Relationship between plants and animals
  • C. The presence of poisonous chemicals in the farm
  • D. The relative population of plants and animals in the farm
  • E. The predator prey relationship in ecological community
View Answer & Discuss WAEC 1993
Start a Free Practice Test
 
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Your School's Whatsapp Group - Join Us now
Post UTME Past Questions Agent
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now