Wednesday, December 5, 2012

8th Bio - Nervous system and the sense organs - Links


The brain  , Spinal cord

The sense organs Eye: organ of sight Structure of the eye

Ear sense of hearing and balance :

Sense of smell, Sense of taste, The skin
Care of sense organs(Self study topics),Q and ans discussion,

7th Bio - Life under a microscope links

                  LIFE UNDER A MICROSCOPE

Introduction, Classification of Organisms :

Chlamydomonas, Yeast, Bacteria :

Useful and Harmful Activities of Bacteria :

Amoeba, Spirogyra :

Virus, Fungi :

Revision links for 8th- Bio - Nervous coordination

Ch.5 The Nervous System and Sense Organs

Ear sense of hearing and balance

Friday, November 30, 2012

Friday, November 16, 2012

9th and 10th std.- In text questions help...

9th and 10th std.- Click on the link below to download or view the NCERT text questions and answers...
Go to the Raj's Classroom link on right hand side and follow the instructions.


Thursday, November 8, 2012


All you junk food addicts, pay heed! Seventeen year-old Stacey Irvine, of Birmingham, UK, collapsed and had to be rushed to the hospital last week. The reason behind her distress? She’s been on a diet of McDonald’s chicken nuggets and potato chips since the age of 2! Her extreme food addiction has left her body starved of iron, calcium, antioxidants, vitamins and good fats. She has been warned that unless she varies her diet to include fruits and veggies, she faces a high risk of heart disease and cancer
‘She’s been told in no uncertain terms that she will die if she carries on like this,’

Read more:
Follow us: @MailOnline on Twitter | DailyMail on Facebook

Wednesday, November 7, 2012

Flower assignment - Groups and their respective flowers...

As discussed in the class following are your groups according to the roll no. for the above mentioned assignment.

1 - 6 : Hibiscus
7 - 12: Rajanigandha
14- 20 Spider Lilly
21 - 26: Tulip
27- 32: Orchid
33-38: Common Lilly (Pink)
39-44: Petunia or similar
45-48: Flower of your choice.(But with told criteria)

Saturday, September 8, 2012

“Feeling gratitude and not expressing it is like wrapping a present and not giving it.”

So, here I'm thanking my students...

Thank you to all my students for voting me for the BEST NEW TEACHER award... Yes, I won it...

As I shared earlier with all of you... I will continue to work hard, put in efforts, I'll continue to learn new things, different things, I'll continue to learn from you... I'll continue to share my knowledge with you... I'll continue to learn from my elders & more experienced teachers... I'll learn things, good things from all around the world & share it with you...

You can as always come up with your queries and doubts & I'll take all d efforts to clear your doubts... You can surely ask things that you wanna know, may be they are not in the text... don't worry I'll answer them (yeah but not in the class all the time, but separately for sure...)

I'll try & make classes as fun & as fruitful as possible. We will also make sure that you do well in your exams. We will make sure that everyone improves their performance...

Thank you everyone once again... & see you in the class...

Friday, August 31, 2012

7th - Nutrition in plants and animals

7th - Nutrition in plants and animals - Types of nutrients & Expt

7th - Total & Partia parasite

Some plants are total parasite while some are partial parasite. 

A total parasite fully depends on other plants for their nutrition. For example - Cuscuta.

Partial parasite - 

Partial parasite is a parasite that receives a part of its nutrients from host. For example; Mistletoe bears green leaves. It synthesises its own food, but receives water and mineral from host plant.other e.g. Loranthus

8th - Worksheet - Double circulation labellings

Wednesday, July 25, 2012

Respiration - Inspiration & Expiration

10th std: Sources of energy videos...

Just click following links or copy paste the following url's in ur address bar and click go...

Full presentation - (windmills) (thermal electricity) (biogas) (nuclear reactor) (solar cells) (types of nuclear reactions) (tidal energy) (wave energy) (ocean thermal energy) (geothermal energy) (renewable and non renewable resources.)

more sites on nuclear fusion:

another link which explains how ocean thermal energy is generated- 

Respiratory system (Combined - more animations)

Respiratory organs

Respiratory system - Ride

Monday, July 9, 2012

Hi! PPT here does not contain the video's. you have already seen them in the class... So no worries...

Friday, June 29, 2012

Hi everyone..! Yes, I'm back... The above insect looking like a spy's toy or an alien invader or something out of fiction movies...  is natures creation. It's called 'Golden tortoise beetle' (Scientific name: Charidotella sexpunctata )