Class.. 10 practical class started with the study of stomata. Stomata are the openings found on the surface of leaf which help in gaseous exchange. More number of stomata are distributed on the lower surface of leaf compared to the upper surface to prevent excess transpiration. Each stomata has two bean shaped guard cells surrounded…

Substitution class and foldscope….

Students of class 9th and 10th observed the following specimens through foldscope during the combined substitution class.The trained students of class 9th collected some specimens and prepared the slides.


Ageratum twig was collected by the students during the field trip to Lalbagh botanical gardens and observed through the foldscope.

Wonderful microworld of Hibiscus flower – Class 7

  Class-7 Topic: Sexual reproduction in plants – Parts of a typical flower While teaching the above topic, Hibiscus flower was used as a teaching aid and each part of  the flower was observed under the foldscope like the cells of sepal,petal cells, stamen,anther releasing pollen grains, pollen grains ,ovule and stigma.It was very easy…

Xylem and phloem under foldscope

Class-7 Topic-Transportation in plants Like human beings plants also need to transport substances.They have vascular tissues called Xylem and phloem for transportation.Xylem is a water conducting tissue and phloem is a food conducting tissue.While teaching the above topic the students observed the Xylem and phloem tissue under the foldscope and got first hand experience.They could…

Coriander leaf showing reticulate venation

Coriander leaf shows reticulate venation as it is a dicot plant.When coriander leaf was observed under the foldscope the number of veinlets seen was very less compared to other leaves.This may be because coriander is a herbaceous plant and the veins need not carry water to longer height as in shrubs and trees.

Bougainvillea -Coloured bract

Bracts are modified leaf especially associated with a reproductive structure such as a flower. The bracts of Bougainvillea are thin and papery and surround the tiny true flower. Each bract has a central vein with several veinlets.However they do not undergo the process of photosynthesis. The bracts too show reticulate venation.

Jute fibres – class 8

Jute is obtained from stem of jute plant.The stems of harvested plants are immersed in water for few days.The stems rot and fibres are separated by hand.The fibres are first converted into yarns and it is made into carpets,ropes etc.

Visit to kannada medium government high school,Nagargere,Gowribidnur taluk

A team from our school,Jnana Vijnana Vidyapeetha,Bangalore comprising of the Principal,Mrs Lakshmi Murthy,PI,Mrs Kavitha Sebastin and Science teachers Mrs Shobha,Mrs Sailasri and Mrs Suma M N visited a Government high school at Nagargere,Gowribidnur taluk on 7th september,2018 to conduct activities using the foldscopes as an educational tool.The following activities were conducted: 1.Introduction of foldscope using…

Egg membrane under foldscope

Egg membrane acts as cell membrane allowing only certain particles to pass through them Hence it is known as semi permeable membrane.