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Glucose is a very important nutrient for human body. It is an important source of energy. It provides energy required for proper functioning of body .....

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A clinical thermometer is calibrated so that it can measure the temperature of a human. Most of these thermometers have liquid inside of them, such as mercury or colored liquids, that react to temperature change . This thermometer is placed under .....

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Historical personalities are those kinds of persons who have made a significant contribution to the society. Some of the historical personalities of Nepal are: Buddha. Arniko. Anshuvewrma. King Mandev. and many .....

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चिडियाखाना हेर्न मानिसहरु आएका  छन् । यहाँ हिमाल पहाड तराईं सबै तिरका मानिस आउने गर्दछन् । .....

पृथ्वी सबै प्राणीको बासस्थान हो यहाँ  रहेका  हरेक प्राणीले निर्धक्कका साथ बाँच्न पाउनु .....

You might have seen a chicken looking up while drinking water. As chickens, ducks and Geese do not have the same ability to swallow food or water as we do, because they dont have required muscle throat muscle to swallow. They take the help of .....

In the given diagram, A represents motor neuron (efferent neuron),  B represent sensory neuron (afferent neuron) and  C represents receptors of .....

मानिसले समाजको  असल खराब छुट्याउन सक्ने प्राणी हो । मानिसले हरेक आविष्कारका कामहरु .....

  Statement   Reason  a. In ∆APX and ∆ASY                       (i) <CAY = <AXY  (i) Equal arcs make equal .....

You may know that    steel is a good conductor of heat and electricity whereas glass is a poor conductor of heat and electricity. When hot water is kept in a vessel made of steel, steel conducts the heat present in hot water to .....

So, you can add the number of protons and neutrons to find the atomic mass of a metal. Atomic mass = number of protons + number of .....

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हाम्रा पूर्वजहरू वायुमण्डलको शुद्धतामा ख्याल गर्थे । उनीहरू बोट बिरुवा काट्नेभन्दा रोप्ने .....

Steps 1. Construct perpendicular lines to obtain a 90° angle. 2. Bisect the 90° angle to obtain a 45° .....

हामीले वातावरण सफा राख्न निम्न कुराहरूमा ध्याान दिनुपर्दछ : – वृक्षारोपण गर्ने,  – .....

हाम्रो संस्कृतिले हामीलाई बाटाघाटामा वर पिपल रोप्नाले पुण्य हुने, पानीको मुहान र नदीनालामा .....

बढ्दो वैज्ञानिक उन्नतिका कारण पनि वातावरणमा बिग्रदै गएको छ । जनसङ्ख्याका वृद्धिका कारण .....

विषालु रासायनिक पदार्थले हावा, पानी र माटोमा एकसाथ प्रदूषण भइरहेको छ .....

वनजङ्गल विनाश हुनुका कारणहरू : क) जनसङ्ख्याको बढ्दो चापका कारण बस्तीको चाप बढी हुनु, ख) .....

अहिलेको मौसममा वातावरण प्रदूषणको कारण धेरै समस्याहरू देखिन थालेको छ । समयमा वर्षा नहुने वर्ष .....

You may know that bully means a person who uses strength to harm or threaten the weaker one. The one having such habits often try to attack others for no apparent reason. They do it for fun and, if we need to defeat them we should do it .....

Thus, biodiversity is also defined as the totality of genes, species, and ecosystem of a region. Biodiversity is not evenly distributed. It varies greatly across the globe as well as within regions. Biodiversity provides us with natural .....

Here, AB = Reflecting surface(Mirror) DO = Reflected Ray CO = Incident ray FO = Normal to the mirror <COF = Angle of incidence <DOF = Angle of .....

Africa is the second-largest continent after Asia. It is bounded by the Mediterranean Sea in the north, the Indian Ocean in the east and the Atlantic Ocean in the west. It is divided in half almost equally by the Equator. The four geographical .....

The period of first half of the lunar month in which the moon increases its bright part is called bright half or waxing moon. The period of the lunar month in which dark part of the moon increase is called dark .....

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Electric current in simple terms are electrons in motion along a path, regardless of the number of electrons flowing. The path may be a conductor such as copper, silver and aluminium. Free electrons can be forced to move from one region of the .....

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When you run a plastic comb through your hair, this really weird thing happens where electrons move between your hair and the comb one becomes positively charged and one becomes negatively charged. In this way charge is induced .....

It is made prismatic to refract maximum light towards its base & make mercury shining. It makes easy to take .....

Pressure due to liquid is given by the expression h d g. i.e;  P = hdg Here h is the depth of the point in the liquid. So pressure increases with the depth as it is directly proportional to the depth. So it increases with .....

f) A -  Incident ray B - Normal C- Reflected ray .....

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We can match column 1 and 2 in the following way. Lateral inversion .................Left right Regular reflection ...............Smooth surface Irregular reflectoin ...............Rough surface Shadow ...................................Opaque .....

1. Regular reflection occurs when light falls on the wall.  False 2. An image formed by a plane mirror cannot be obtained on the screen.  True 3. Images can be seen due to regular reflection.  True 4. Light helps us to see the .....

3. The phenomena of left appearing right and right appearing left on reflection in a plane mirror is lateral inversion. Look at this figure. This shows the lateral .....

   Hence, the formation of sawdust from wood is a physical .....

Thermos flask has an inner chamber and an outer plastic or metal case separated by two layers of glass with a vacuum in between.  The glass is usually lined with a reflective metal layer.  Instead, they have two layers of .....

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