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GyanMul Prep · NEB +2 · Science · Grade 11

Biology (Science, Grade 11)

Everything on these tabs is Biology (Science, Grade 11) only, within NEB +2 Science · Grade 11.

Science · Grade 11 subjects

GyanMul Prep · NEB +2 · Science · Grade 11

Biology (Science, Grade 11)

Everything on these tabs is Biology (Science, Grade 11) only, within NEB +2 Science · Grade 11.

Science · Grade 11 subjects

Chapter 27 of 32 · Biology (Science, Grade 11)

Earthworm

4 topics
Board exam — Faunal Diversity, 19 marks across 5 chapters
34 solved questions

Pheretima system by system — digestion, circulation, the septal nephridia that do its excreting, and the copulation and cocoon a diagram question asks for.

Practise this chapter Read solved questions

Topics

What the syllabus defines for this chapter

1External features and body wall
2Digestive and circulatory systems
3Excretion — nephridia; nervous system
4Reproduction — copulation and cocoon formation