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Environmental Science Nios Practical Laboratory Manual Notes for 12th Hindi Medium Pdf+Nios 333 Environmental Science 333 Hindi Medium All-Is-Well Sample Paper Plus ++NIOS Environmental Science 333 Guide Books 12th Hindi Medium
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Environmental Science Nios Practical Laboratory Manual Notes for 12th Hindi Medium Pdf

Here We Provide NIOS Practical Lab Manual & Practical Examination Guidelines for 12th Class with important Experiments, Marking Scheme.

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Distribution of Marks – Total 20 Marks – Time 2hr.


1. Field Study                                                                                                               5
2. Lab Exercise                                                                                                            5
3. Creative Exercise                                                                                                    5
4. Practical Notebook  + Viva – Voce                                                                  3+2

List of Practical works :-

Field Study

  • Study of a simple ecosystem and description of the biotic and abiotic components of the ecosystem.
  • Study of effects of human interaction with natural environment.
  • Survey of vegetation, birds, insects and other animals in an area.
  • Choose five common species of Trees / plants from your NEIGHBORHOOD and list their common names. Describe each plant in terms of its height and leaves.
  • Describe the environmental problem of your locality and suggest a remedy.
  • Identifying the sources of pollution in water obtained from different sources.
  • To segregate domestic waste into bio-degradable and non-biodegradable components.
    Lab Exercise
  • To study the quality of a sample of water collected or provided.
  • To determine Texture of various soil samples.
  • To estimate the amount dust (particulate matter) deposition on the leaves of roadside plants.
  • To Study the effect of light intensity on the growth of plants.
    Creative Exercise
  • To set up an aquarium.
  • To study the biodiversity of birds and insects in your locality.
  • To prepare a list of plants and animals which are used for making meals at home on any one day and to comment on the habit and habitat of each.
  • To make a herbarium sheet.
  • To describe : a) climate of an urban area; b) yearly variation in suspended particulate matter in the same area.
  • To Make an audit of the electrical energy consumption by various household appliances.
  • This PDF is meant to tell you all about all the sort of work which you all have to keep In mind while making a practical file of 10th / 12th and my purpose is only to make your work easy. This PDF is strictly based on the NIOS Class Xth /XIIth Practical File in Hindi Medium or English Medium and includes only important content and guidelines prescribed for students of 10th or 10th +2 level.
  • Declaration/Note.
    1. The Goods/Product sold are end user consumption and not for resale.
    2. The is only reference material for lab manual, this is not solved practical manual.
    2. This is digital product this is not refundable or changeable please read all the details carefully before buying.