Chapter 5
Vegetation (Botany): vegetation types of Nepal, in-situ and ex-situ conservation
NEB Class 11 past exam questions
Past questions and answers
2 questions set from this chapter. Most repeated first.
- CDC Class 11 Biology Model Question · 1 mark
- Class 11 Biology Model Question Set C · 1 mark
- Class 11 Biology Model Question Set D · 1 mark
- Class 11 Biology Model Question Set E · 1 mark
- Class 11 Biology Model Question Set A · 1 mark
Which of the following is a practice of in-situ conservation of biodiversity?
(a) Botanical garden
(b) Wildlife sanctuary
(c) Zoo
(d) Seed bank
Answer
(b) Wildlife sanctuary
In-situ conservation means protecting species in their natural habitat. A wildlife sanctuary protects animals in their natural surroundings, whereas botanical gardens, zoos and seed banks are ex-situ methods (conservation outside the natural habitat).
Answer checked by Claude Sonnet · Oct 21, 2026
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- Class 11 Biology Model Question Set C · 1 mark
The dominant vegetation type characterized by permafrost and absence of trees is:
(a) Deciduous forest
(b) Tundra
(c) Grassland
(d) Tropical rain forest
Answer
(b) Tundra
Tundra has a permanently frozen subsoil (permafrost) that prevents tree roots from growing, so vegetation consists of mosses, lichens, sedges and dwarf shrubs.
Answer checked by Claude Sonnet · Oct 21, 2026
Test yourself · 1 MCQ
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Questions from CDC Class 11 Biology Model Question (New Course) (CDC model paper, Sub.Code 2011, new course), Practice questions written for this site (Written from the official syllabus and specification grid where no past papers cover a chapter), Class 11 Biology Model Question Set A (Sub. code 301, 75 marks) (Model question paper Set A published by nebexam.com (College Info Nepal), following the CDC Class 11 Biology grid; not an actual board exam, year not stated), Class 11 Biology Model Question Set B (Sub. code 301, 75 marks) (Model question paper Set B published by nebexam.com (College Info Nepal), following the CDC Class 11 Biology grid; not an actual board exam, year not stated), Class 11 Biology Model Question Set C (Sub. code 301, 75 marks) (Model question paper Set C published by nebexam.com (College Info Nepal), following the CDC Class 11 Biology grid; not an actual board exam, year not stated), Class 11 Biology Model Question Set D (Sub. code 301, 75 marks) (Model question paper Set D published by nebexam.com (College Info Nepal), following the CDC Class 11 Biology grid; not an actual board exam, year not stated) and Class 11 Biology Model Question Set E (Sub. code 301, 75 marks) (Model question paper Set E published by nebexam.com (College Info Nepal), following the CDC Class 11 Biology grid; not an actual board exam, year not stated). Answers are written for this site; check them against your class notes.
Chapter titles and hours from the official syllabus ↗