[ Post UTME Begins ]: View The List Of Schools That Have Released 2026 Post-UTME Forms.
Your School's Whatsapp Group - Join Us now
Post UTME Past Questions Agent
  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

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Your School's Whatsapp Group - Join Us now
251
The stems of young herbaceous plants are kept upright mainly by
  • A. osmotic pressure
  • B. turgor pressure
  • C. transpiration pull
  • D. suction pressure
  • E. root pressure.
View Answer & Discuss (8) WAEC 1990
252
Different tissues in plants contribute to the support of the parts as a result of the following characteristics
except
  • A. malleability
  • B. rigidity
  • C. flexibility
  • D. resilience
  • E. hardness
View Answer & Discuss (2) WAEC 1990
253
Water vapour is lost in plants during transpiration through
  • A. stomata and lenticels
  • B. xylem and stomata
  • C. sclerenchyma and stomata
  • D. parenchyma and lenticels
  • E. guard cells and lenticels
View Answer & Discuss WAEC 1990
Your School's Whatsapp Group - Join Us now
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
254

Gaseous exchange takes place in the adult toad through the

  • A. buccal cavity, bladder and lungs
  • B. buccal cavity, skin and lungs
  • C. tympanic membrane, lungs and gills
  • D. buccal cavity, skin and spiracle
  • E. gills skin and buccal cavity
View Answer & Discuss (1) WAEC 1990
255
Breathing movement in mammals is accompanied by regular movements of the diaphragm and the
  • A. intercostal muscles
  • B. vertebral column
  • C. clavicle
  • D. pleural cavity
  • E. floating ribs
View Answer & Discuss WAEC 1990
Start a Free Practice Test
 
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Post UTME Past Questions Agent