Force acts on an object may change
A force acting on an object causes the object to change its shape or size, to start moving, to stop... View Article
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What are Floral Appendages?
Floral appendages include sepals, petals, androecium and gynoecium that are comprises a plant. Androecium and gynoecium are essential appendages while... View Article
What is molecular phylogeny?
Molecular phylogeny is a relatively new scientific discipline that involves the comparative analysis of the nucleotide sequences of genes and... View Article
Two concentric circles are of radii 5cm and 3cm. Find the length of the chord of the larger circle (in cm) which touches the smaller circle.
PQ is a chord of a larger circle and a tangent of a smaller circle. Tangent PQ is perpendicular to... View Article
What is the full form of DPAP?
The Full form of DPAP is ‘Drought Prone Area Programme. It is the earliest area development programme launched by the... View Article
What is the chemical formula of the borax bead?
The borax bead test is used to determine the presence of specific metals in the mineral which is under consideration.... View Article
Fill in the blanks: (a) A number which has only two factors is called a ______. (b) A number which has more than two factors is called a ______. (c) 1 is neither ______ nor ______. (d) The smallest prime number is ______. (e) The smallest composite number is _____. (f) The smallest even number is ______.
(a) A number which has only two factors is called a Prime number. (b) A number which has more than... View Article
A histogram is used for which type of data?
Histograms are used to show distributions of variables while bar charts are used to compare variables . Histograms are particularly... View Article
Which acid prevents the spreading of cancer cells? a) acetic acid b) folic acid c) formic acid d) malic acid
The acid that prevents the spreading of ‘cancer cells ‘ is the folic acid. Folic acid helps make healthy red... View Article
Why does water trickle off lotus leaves?
The water trucks off of the leaves of lotus because their leaves have a waxy coating. The waxy surface of... View Article
Name any two antibiotics
Antibiotic is a chemical secreted by microorganisms (bacteria or fungi) that kills or hinders the growth of some kinds of... View Article
Which states of India have oil fields
Assam , Gujarat and Rajasthan , which together account for more than 96 per cent of oil from onshore fields,... View Article
Linux is an example of open-source software, true or false?
Yes, Linux is an open source software. All underlying Linux source code may be used, modified, and redistributed, for business... View Article
Name the part of the neuron: (a) where information is acquired. (b) through which information travels as fast as an electrical impulse.
The part of neuron that acquires information is dendrite and the part of neuron through which information travels as an... View Article
What is viscous force?
Viscous force can be considered analogous to frictional force , but those have differences. Viscous forces in a fluid are... View Article
Define fundamental unit
A fundamental unit is a unit adopted for measurement of a base quantity.The fundamental unit for a particular measurable quantity... View Article
Name and define the SI unit of resistance
The SI unit of resistance is ohm. One ohm is the resistance offered by a conductor when the current passing... View Article
Define the radius of a circle
The radius of a circle is the length of the line from the centre to any point on its edge.... View Article
Solve the linear equation x + 7 – 8x/3 = 17/6 – 5x/2
Given that X+7 -8x/3 = 17/6 – 5x/2 On combining all the like terms we get X+7 -8x/3 +5x/2= 17/6... View Article
What is GPS? What are its uses?
The Global Positioning System (GPS) tells you where you are on Earth. There are five main uses of GPS: Location... View Article
