The transmission medium for HIV/AIDS are as follows: 1. Transfer of body part. 2. Blood transmission from infected person. 3. Sexual intercourse. The ways from which HIV/AIDS is not transmitted are: 1. Hugging 2. Handshake with .....

Surface area of prism = (10 + 10 + 10)  x 15  + (√3/4) x 102                                   = 450 + √3x25       .....

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You may know that remmitance has been one of the important sectors for the nation for its income. Nearly 10 % of total GDP of Nepal is allocated from this sector. The percent of income can be increased, if foreign employment is well managed. For .....

We know 1, 2, 4, 5, 10 and 20 divides 20. so, F(20) = {1, 2, 4, 5, 10, .....

Heredity indicates similarities in the genes. But variation indicates differences in the .....

You may know that land topography of Nepal is different. Himalayan region is at high altitude than terai. So, the climate of himalayan region is very cold in comarison to Terai region. Thus, plants like yarshagumba and animals like red panda are .....

Day to day, we  human being are progressing in the field of technology and infrastructural development. For any development activities to be carried out, we need minerals like coal , petroleum products, copper, iron, steel etc. If they are .....

Do you know what sustainable development is? Sustainable development means carrying out development activities without the depletion of natural resources. It carried out any development activities which would not bring any harmful affects for the .....

The above given picture is of Hans Christian Orsted. He was born on 14th August, 1777, in Rudkobing, and died on 9th March, 1851, in Copenhagen. His father's name was Soeren Christian Orsted. He was Danish born scientist who devoted his life .....

Joseph Lousi Gay Luccac was a French born scientist who devoted his life in the field of Chemistry. He was born 6th December, 1778, and died on 9th May, 1850. The name of his father is Anthony Gay. He has made few yet very important contribution in .....

Hope, with this enough information, you can write a biography of .....

Rudolf Diesel was born on 18th March, 1858, and died on 29th September, 1913, in England. He was a son of Elise and Theodore Diesel. He was a great German inventor and Mechanical Engineer. He spent his early life in France. But, when a war broke .....

Joseph Black discovered Carbon dioxide gas .....

You may have learnt that  size of an organism is just a phenotype (observable physical character of the organism). Phenotype is controlled by genotype (genetic contitution of an organism). A tall pea plant may have gene that supports small .....

In this cross, all the rats in F1 generation are found black. The white rats did not appear in ‘F1’ generation.  This must be caused by a recessive allele of the same gene. While, the black rats appeared in .....

When we take a tall and a dwarf parent, the offsprings produced by them in the first filial generation will be hybrid tall.  None of the offsprings will be pure dwarf.  Tallness can express itself in the offsprings of the first filial .....

Continuous Variations: 1. The variations fluctuate around an average or mean of species. 2. Direction of continuous variations is predictable. 3. They are already present in the population. 4. Continuous variations are formed due to chance .....

अनुशासन त ठुलालाई आदर र आफुभन्दा सानालाई स्नेहपुर्वक व्यवहार गरिने उपाय हो, चरित्र हो । नियम .....

1. Somatogenic variation involves somatic cells. Balastogenic variation involves germ cells of gonads. 2.Somatogeic variation is developed in response to the change in external factors like temperature, food. Blastogenic variation is developed .....

- When the verb in the main sentence is in the present simple , we form the question tag with do/does. For example:  You play the piano, don't you? - If the verb is in the simple past , we use did. For example: You went to the cinema, .....

 रुख र मानिस दुवै सजीव वनस्पति र प्राणी वर्ग हुन् । संसारमा  मानिसको सृष्टी भएको समयबाट नै .....

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 मानिस प्राणीहरुमा सर्बश्रेष्ठ र विवेकशील प्राणी हो ।  मानिसको जीवन लामो भएकाले उसका .....

Bhot is a rain shadow area. A rain shadow is a dry area on the leeward side of a mountainous area. In other words, a rain shadow is a dry region of land on the side of a mountain range. The dry region of land on the side of a mountain is .....

 जय र पराजय दुई विपरित कुरा हुन् । कुनै कार्यमा सफलता पाउनु विजय हो भने असफल हुनु पराजय हो .....

Given, First term (t1)= 5 Second term (t2)= 10 Differences (d)= t2- t1                         = 10-5                     .....

मानव जीवन अरु प्राणीको तुलनामा सुनौलो जीवन हो । मानिसले आफ्नो जीवनमा धेरै ठुला ठुला काम गर्ने .....

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 प्रकृति, वातावरण र मानिसको भिन्ना भिन्नै व्याख्या,  सोच विकास सम्भव छैन ।  यसले .....

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गल्ती गर्नु , अरुलाई दुख दिनु  , गर्न नहुने काम गरेर अरुलाई नोक्सान गर्नु जस्ता कार्य पाप .....

नेपालमा मात्र पाइने काँडे भ्याकुर दुर्लभ चरा हो। यो ललितपुर तथा मकवानपुरका जंगलहरूमा मात्र .....

If it is continuously heated, the calcium carbonate, thus formed, also decomposes into calcium oxide and carbon dioxide. CaCO3 → CaO + .....

You can see in the above picture that it looks like cat. It is found in many parts of the world. It eats other animals. There are numerous black spots on the body of .....

Zebras are herbivorous animals and they eat variety of grasses. Zebras are born with black and white stripes on their body. Zebras are considered as social animals. They are mostly found in .....

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Ox is a domestic animal. It eats green plants.So, it is called herbivorous animal. It is used in ploughing the field. So, it is useful for farmers. It has four legs and a long .....

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Owls are carnivorous animals i.e they eat variety of other animals. They are nocturnal in  nature i.e they are active in night time. They live in tree. They have forward facing big .....

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You might have seen snake. Do you remember how they move from one place to another? They crawl on the land. So, they are reptiles. They are carnivorous .....