← 3.1 Human Reproductive System

Functions of male parts

Integrated Science · Grade 7 · about 40 minutes

Testes make sperm and male hormones. The urethra carries urine (and later sperm) out. The penis is the external passage.

Sign in to read this lesson

Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.

  • 7 sections of explanation, worked examples and diagrams
  • 1 practice task with hints and worked answers
  • A quiz that marks itself as you go
  • Your progress kept across every subject you take
Sign in Create an account