CBSE Class 10 Science

Topic	Replies	Views	Activity
Differentiate between soap and detergent cbse , carbonanditscompound	1	82233	September 21, 2016
With the help of a chemical equation, explain how a soda-acid fire extinguisher helps in putting out a fire cbse , cbse-class10-science , acids-bases-salts	1	14655	August 5, 2019
What will be the length of a nichrome wire of resistance 5.0 ohm class-10-science , nichrome-wire	1	2641	July 16, 2019
State laws of refraction cbse , reflection	2	3016	June 12, 2019
What is Tyndall effect? cbse , humaneye	1	5987	June 12, 2019
State the two laws of reflection of light class-10-science , light-reflection , light-refraction	2	2613	June 12, 2019
Draw a path of light ray passing through a prism. Label angle of incidence and angle of deviation in the ray diagram class-10-science	1	1402	April 8, 2019
A student sees that needle indicates 17 divisions in ammeter while performing an experiment to verify Ohm’s law class-10-science	1	1899	April 8, 2019
Student conducted an experiment to show CO2 is released during respiration. List two precautions? class-10-science	1	1539	April 8, 2019
A student observed a permanent slide showing asexual reproduction in yeast class-10-science	1	1873	April 8, 2019
Observe when you drop a few drops of acetic acid to a test tube containing: Phenolphthalein class-10-science	1	923	April 5, 2019
(a) What do you understand by “Watershed Management”? class-10-science	1	3539	April 5, 2019
(a) “Improvements in our lifestyle have resulted in greater amounts of waste generation.” class-10-science	1	8529	April 5, 2019
(a) What is reactivity series? class-10-science	1	1168	April 5, 2019
1. What kind of defect in vision is she suffering from? class-10-science	1	2217	April 5, 2019
1. Draw a neat diagram of human brain and Label Medulla and Cerebellum class-10-science	1	4887	April 5, 2019
Draw the structural formulae of all the possible isomers class-10-science	1	655	April 5, 2019
In bow many ways one can join the models of six carbon atoms and fourteen hydrogen atoms class-10-science	1	1625	April 5, 2019
Find the direction of magnetic field associated with a current carrying conductor class-10-science	1	832	April 5, 2019
(a) To which category of diseases AIDS belong? Name its causative organism class-10-science	1	7088	April 5, 2019
Why are fossils considered important in the study of evolution? class-10-science	1	1242	April 5, 2019
“pH has a great importance in our daily life” explain by giving three examples class-10-science	1	17900	April 5, 2019
Rohit focused the image of a candle flame on a white screen using a convex lens class-10-science	1	2750	April 5, 2019
How do Mendel’s experiments show that traits may be dominant or recessive? class-10-science	1	1012	April 5, 2019
Explain the ways in which glucose is broken down in absence of oxygen class-10-science	1	7674	April 5, 2019
Differentiate between the Mendeleev’s periodic table and Modern periodic table class-10-science	1	820	April 5, 2019
Name the electric device that converts mechanical energy into electrical energy class-10-science	1	1171	April 5, 2019
Why is there a need to harness non-conventional sources of energy? Give two main reasons class-10-science	1	781	April 5, 2019
An object of height 1.2 m is placed before a concave mirror of focal length 20 cm class-10-science	1	8305	April 5, 2019
An element 'X' has mass number 35 and the number of neutrons, is 18 class-10-science	1	906	April 5, 2019