|
Compute the ratio of the number of atoms of gold and silver in the ornament
|
|
1
|
617
|
April 4, 2019
|
|
What is meant by atomicity of a molecule?
|
|
1
|
644
|
April 4, 2019
|
|
Distance-time graph of two trains
|
|
1
|
3585
|
April 4, 2019
|
|
Which cell organelle is referred as powerhouse of the cell?
|
|
1
|
1198
|
April 4, 2019
|
|
The number of molecules in 0.25 mole of ammonia
|
|
1
|
1908
|
April 4, 2019
|
|
State the differences between monocots and dicots
|
|
1
|
483
|
April 4, 2019
|
|
Organism in the figure
|
|
1
|
383
|
April 4, 2019
|
|
When Reena’s motorcar makes a sharp turn at a high speed passengers lend to get thrown to one side
|
|
1
|
2154
|
April 4, 2019
|
|
What is nitrification? Name any one bacterium which helps in nitrification
|
|
1
|
546
|
April 4, 2019
|
|
Calculate the percentage change in the weight when it is taken from equator to the poles
|
|
1
|
2038
|
April 4, 2019
|
|
How much the weight of the object on surface of the Earth be affected?
|
|
1
|
473
|
April 4, 2019
|
|
How do airborne transmitted diseases like common cold spread?
|
|
1
|
1102
|
April 4, 2019
|
|
Find the atomic number
|
|
1
|
492
|
April 4, 2019
|
|
Propulsion of boat in forward direction
|
|
1
|
1134
|
April 4, 2019
|
|
Carbon dioxide is necessary for plants. Why do we then consider it as a pollutant?
|
|
1
|
594
|
April 4, 2019
|
|
Illustrate the nitrogen cycle using a flow diagram
|
|
1
|
4251
|
April 4, 2019
|
|
What value do learners infer from the passage?
|
|
1
|
814
|
April 4, 2019
|
|
What do you understand by composite fish culture? Give its any two disadvantages
|
|
1
|
1899
|
April 4, 2019
|
|
How does g vary with distance? What are the values displayed by shopkeeper?
|
|
1
|
488
|
April 4, 2019
|
|
We wind our watch once a day, what happens to the energy?
|
|
1
|
2294
|
April 4, 2019
|
|
If the distance between the compression and rarefaction of a wave is 6 cm, then calculate its wavelength
|
|
1
|
634
|
April 4, 2019
|
|
Calculate the mass of hydrocarbon used
|
|
1
|
482
|
April 4, 2019
|
|
How will its weight be affected when it is immersed in water?
|
|
1
|
503
|
April 4, 2019
|
|
What happens to sugar when it is dissolved in water?
|
|
1
|
3195
|
April 4, 2019
|
|
Cutting of rose plant is done timely in gardens, but still, it regains its length. Give reason
|
|
1
|
1682
|
April 4, 2019
|
|
Give two characteristics of pteridophytes
|
|
1
|
476
|
April 4, 2019
|
|
Why does Spirogyra has slimy touch? Give reason
|
|
1
|
504
|
April 4, 2019
|
|
Why does the temperature remain unchanged until the entire solid changes into liquid
|
|
1
|
617
|
April 4, 2019
|
|
On the basis of Rutherford’s model of an atom, which subatomic particle is present in the nucleus of an atom?
|
|
1
|
606
|
April 4, 2019
|
|
What type of clothes should we wear in summer?
|
|
1
|
1353
|
April 4, 2019
|