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The reason for the disappearance of human tail is 'its disuse', according to Lamarck's theory.  Explanation: According to Lamarck's theory, use and disuse of organs can modify them, and the modifications are inherited to the .....

The four differences between single fixed pulley and movable pulley are:-   Single Fixed Pulley Single Movable Pulley 1. Pulley remains fixed at one place. 1. Pulley keeps moving. 2. Effort distance is equal to .....

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The four differences between 1st class lever and 2nd class lever are:-   First Class Lever Second Class Lever 1. Fulcrum lies in between load and effort. 1. Load lies in between fulcrum and effort. 2.  M.A .....

He is known as the 'The First person of Nepal to write grammar'. He established a school named Satyavadi School which was the first Nepali language school. He also brought out many books for students in 1901 A.D. He wrote different books, .....

Changunarayan Temple: Changunarayan Temple is the oldest temple in Kathmandu valley. The temple was constructed before the 4th century. The temple stands for culture, religion, history and faith of Kathmandu valley. Changunarayan Temple is .....

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Tourism: Tourism is one of the sectors in which the private sector contributed a lot. The private sector promotes Nepal across the world bringing in the foreign tourists in Nepal. It thereby generates much-needed foreign reserve .....

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You may know that the government is formed to carry out different administrative activities. The administrative activities require certain number of manpower for executing task. These administrative activities are meant for the common people and .....

The service sector plays a great role in the contribution of the national economy. The importance of service sector jobs is presented in the points below: - Service sector jobs are the main source of income of the people. - It provides the source .....

Here,  Ref. < SOQ = 360 - 150 = 210o  [ complete turn ] < QRS = 1/2 x < Ref. SOQ = 105o [ inscribe angle is half of central angle at same arc.] In triangle PQR,  < QRS + < Q + < P = 180o [ sum of angles of a .....

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The service sector is one of the sectors of the economy. It provides services rather than products. The three different areas of services in Nepal are Civil service, Private services and Trade and .....

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Similarly, agriculture helps to enhance trade and commerce. We know farmers produce agricultural products for the purpose of sale. These goods are sold in the market. And there are may agro-based industries which help to expand trade. It further .....

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x2 + 7x +12 =0 Solution: x2 + 7x +12 = 0 or, x2 + 4x + 3x +12 = 0           [ 4 + 3 = 7 and 4 x 3 = 12 ] or, x ( x + 4 ) +3 (x + 4) = 0      [ Taking x common from first two terms and 3 from .....

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The solution to the above problems are mentioned below: - The farmers should be provided with agricultural training, skills, techniques, etc. - The modern technology should be integrated into the farming system. - The quality manpower planning .....

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Similarly, the Terai region of Nepal is known as the granary of Nepal. It is composed of fertile soil which is suitable for agricultural activities. Likewise, the climatic condition of Nepal is suitable for agricultural activities. And if, .....

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The commercialization of agriculture is defined as the production of agricultural crops for sale in the market, rather than for family consumption. It further is defined as the mass production of agricultural goods for the purpose of .....

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Definitely, Nepal is an agro-based country. About 68% of the total population is engaged in agriculture. The agricultural sector contributes one-third of Gross Domestic Product. Similarly, the Terai is called the granary of Nepal. It is composed .....

- Agricultural infrastructures such as irrigation facility, availability of disease-resistant seeds, agro-loans etc. should be developed. - Trade networks should be extended so that agricultural products can easily be sold. - Agricultural .....

Definitely, agriculture is the main source of food. The agricultural activities like crops plantation and vegetable farming are done for food. Similarly, agriculture is the main source of raw materials. We know that there are many agro-based .....

We know that Nepal is an agricultural country. Agriculture in Nepal has long been based on subsistence farming. Although 68% of the total population is engaged in agriculture, there is one-third of the contribution to Gross Domestic .....

Definitely, the irrelevant guidelines of our ancestors have to be modified or reformed as per the change in time, situation and the international system. The first thing is that nothing is constant in the world. There is a change in each and .....

The advantages of foreign employment are mentioned below: - It uplifts the life standard of the people involved in it. - It is an important source of earning foreign currency. - The knowledge, skills, techniques people learn from abroad can be .....

a. Plan to do my homework - Make sure I have everything I need before I start. - Ignore as many distractions as possible. - Concentrate on one task at a time. - Take a break every hour. - Dive back in after study breaks. - Create reasons to .....

We know that Nepal is an agro-based country. About 68% of the total population is engaged in agriculture. Therefore, agriculture is the main economic activities of Nepalese societies. Similarly, the other economic activities of our society are .....

Solution:        x2 + 3x +2 = 0 or, x2 +2x + x +2 = 0                [ 2 + 1 = 3 and 2 x 1 =2 ] or, x ( x + 2 ) +1 (x + 2) =0      [ Taking x common from first two .....

And there is a free flow of knowledge, skills, technology, capital, etc. throughout the world. Due to globalization, there is unity among the nations. And they are to fight against any activity that creates the threat to peace and security in the .....

We should be interested to know things going around us. Being human, we are superior than other animals. And we as human, learn things collecting ideas from various sources. Learning about things going around us helps to understand things .....

The various sectors and areas in which SAARC is assisting Nepal are as follows: - Nepal has been benefitted in maintaining peace and security in the country. - The SAARC has helped Nepal for uplifting the socio-economic status of the country .....

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Europe is surrounded by oceans and seas on three sides. The Arctic Ocean is on the north. The Atlantic ocean is in the west. The Mediterranean and Black Sea are on the south. The Ural mountains separate Europe from .....

Definitely, trade diversification is not satisfactory in Nepal. Due to this Nepal has been bearing trade loss for a long time. There are limited exporting items. The quality of goods is not satisfactory. The industries in Nepal are unable to .....

Properties of longitudinal wave 1)  the particles in the medium move parallel to the direction of propagation of the wave. 2) There is compression and rarefaction. 3) It is mechanical wave, it required medium to .....

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प्रश्न प्रष्टसँग बुझिएन त साथी .....

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Solution: or,  x - 3 ( x - 2 ) = 3 ( 2 - x ) or, x - 3 × x + 3 × 2 = 3 × 2 - 3 × x or, x - 3x + 6 = 6 - 3x or, - 2x + 6 = 6 - 3x or, -2x + 3x = 6 - 6 Therefore, x = .....

Here, height of the cylinder, h = 60 cm.            diameter, d = 14 cm      so, radiur, r = 7 cm.   We know, volume of the cylinder = πr2h               .....