Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Biology
  6. /
  7. 2018
  8. /
  9. Q18
Question 18

The structures for gaseous exchange in breathing roots are

  • A.stomata
  • B.lenticels
  • C.cuticle
  • D.mitochondria
Objective

Question details

Exam body
WAEC
Subject
Biology
Year
2018
Question no.
#18
Type
Objective
Previous · Q17Which of the following practices may lead to infection of the eye? Use of Next · Q19 The diagram above is an illustration of the life cycle of an insect. The adult…

More from this paper

  • Q14Ultrafiltration in the kidney takes place in the
  • Q15The thyroid gland is found at the base of the
  • Q16Which of the following statements about the response of neurones to stimulus is…
  • Q20In the diagram above, the larva is also known as
  • Q21The source of energy required by plants during food production is
  • Q22One major difference between plant and animals nutrition is the ability of…
See all Biology 2018 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy