Students and Teachers Forum

There are different types of verbs. Action Verbs : sing, dance, run, eat,....... State Verbs: is, seem, look, are, ........ Irregular Verbs: go-went-gone, do-did-done, eat-ate-eaten, .....

If propyne reacts with plenty of hydrogen , then propane is formed. CH3-CH2-CH3   : .....

You are welcome. Please, feel free to ask questions that you have any confusion on .....

Carbon dioxide a gas which is released into atmosphere during respiration. Water is another requirement for photosynthesis which is transported upward through xylem tissue to the leaves, from where it reaches photosynthetic cells. Chlorophyll is .....

A process by which green plant manufacture their own food in leaves is called .....

Rabbits or Hare often sleep with their eyes .....

Plants don’t have a circulatory system like animals, but they do have a special transport system for carrying water and dissolved solutes to different parts of the plant, often over large distances.

Plants have two different types of .....

Plants also need food like all the animals. The food is carried in the plant body by special conducting tissues. Xylem and phloem are the conducting tissues of the plant. Xylem carries the nutrients from roots to leaves for .....

Hyperacidity is excess of acid content in our stomach.  The acid is mostly hydrochloric acid. Alumunium hydroxide is a base. If we take alumunium hydroxide, it will react with excess hydrochloric acid. Base and acid will neutralize to from .....

You need to understand, there are 3 conditions for this question: First condition, Sum of x and y i.e. x+y Second condition, 3 times the sum means i.e. 3(x+y) Lastly add 5 to the sum i.e. 3x + 3y .....

First you should know what is pressure. Pressure is the force exerted per unit area. The equation for pressure is P = F/A. According to this relation, Pressure is directly proportional to force and inversely proportional to area. This .....

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Answer: Living and non-living things are directly or indirectly interdependent. Living things help non-living things in many ways like exchanging gases, providing humus and maintaining water cycle whereas non-living things help living .....

Here, from the given equation, we need to find the value of ϴ For this let, 2ϴ =x, then your equation becomes, 3sinx+4cosx=2    or,3sinx=2-4cosx Now, you can square and both sides and solve it.  At last, replace 2ϴ =x .....

Here, you have to find the centre and radius of the given circle . So compare the given equation with    x2+y2+2gx +2fy+c=0, find g and f. Now centre (h,k)= (-g,-f) And radius= r= √(g2 + f2 -c) .....

Also, there are two pairs of co-exterior angles: i.  A and H ii. B and .....

तेस्रो अनुच्छेदमा व्याख्या गरिएका  कुराहरुलाई सारमा लेख्ने । यही तरिका अपनाएर यसको .....

Do you remember how distillation work? In distillation, the mixture is heated to the temperature at which one of the liquid boils and the rest doesn't. The gas is then condensed.  But if both of the liquids in the mixture have same .....

Plants and algae can carry out photosynthesis. This process uses carbon dioxide from the atmosphere (with water and sunlight) to produce oxygen (and glucose). The appearance of plants and algae caused the production of oxygen, which is why .....

Hydrogen sulphide reduces the body’s oxygen supply and in doing so, directly damages the cells of the nervous system and paralyzes the respiratory system. Very high concentrations of hydrogen sulphide can cause immediate coma, followed .....

The star, called EBLM J0555–57Ab, is considered as the smallest star ever discovered upto .....

It is said that there are around 1012 galaxies in the .....

It is suggested that the universe was created by a big bang. The world was created by the explosion of heavy point mass of infinite density. Later on, after the explosion, the mass got scattered and created .....

Stars are made from the nebulaes. Nebulaes are the cloud of dust particles and different gases. The dust particle found in them continously move towards the central core, increasing the temperature, pressure and density. Once the temperature .....

There are three states of matter: -Solid -Liquid -Gas Solids are simply hard substances, and they are hard because of how their molecules are packed together. Examples include rock, chalk, sugar, a piece of wood, plastic, steel or nail. The .....

SinA=p/h cosA=b/h tanA=p/b cosecA=h/p secA=h/b cot .....

कविका विचारमा मेघ तथा आकाशको बादल जब वर्षा गर्न तयार हुन्छ, त्यती बेला पछ्यौरा ओढे जस्तो .....

Is it apical and lateral .....

Both have a flat layer of epithelial cells at their outermost edge. They are squashed flat, making them 'squamous.' The difference is that simple squamous is just this one layer, whilst stratified squamous has other layers of epithelial .....

The group of tissues having similar origin, sstructure and function in our body is organ. Example: lungs help for breathing, heart pumps blood etc. The group of organs that perform particular function on our body is called system. For example, .....

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Milk is not a simple liquid. It contains tiny globules of fat and casein which are not dissolved but suspended in water. On heating milk, there occurs a separation of constituents and some elements like cream, being lighter, float up. After some .....

But the blue whale has the largest tongue than any animal in the .....

The blue whale is the fattest animal in the world having the weight of 180 .....

IT refers to information technology.  It is the study or use of systems (especially computers and telecommunications) for storing, retrieving, and sending .....

Alexander Graham Bell was born March 3, 1847 in Edinburgh, Scotland, .....

To find the product of algebric expression,  We have to open the bracket and simplify. ie;  (x+y)(x-y)=x(x-y)+y(x-y)                        =x2 -xy+yx-y2       .....

When a body changes its position with respect to its surrounding, it is said to be in motion.  A moving body will cover certain displacement within certain time. The rate of change of displacement is  called as .....

There are altogether 196 countries in the .....

Likewise, For 4,5 and 8 40 is the L.C.M, Since it is the lowest multiple of 4,5 and .....

Alexander Graham Bell was born March 3, 1847 in Edinburgh, Scotland, UK. He invented the .....

किनकि, थालमा पानी गिलासमा भन्दा ज्यादा फिँजिन्छ ।  थालमा भएको पानीको खुल्ला सतह धरै हुन्छ, .....

Some more examples of adjectives are good, bad, beautiful, handsome, smart, shy, ugly .....

On the basis of the location of Fulcrum. Load and Effort (FLE), the lever with effort/ force in between the fulcrum and load is termed as third class .....

The second in this list is India with the population of .....

In this question, from the known angle we have to find the value of  x  and  y. Here, x=86  (can you write the reason?) Now, x+y=1240  (why?) Replace the value of x and calculate .....

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Here, at 1st count the number after the decimal point,  There is three numbers, So, to remove this you have to multiply and divide by 1000. ie,  12.725= 12.725 x 1000/1000                 .....

Why do you think it is difficult to drag log on ground? Because of friction! The microscopic projections and depressions on surface of substances create friction. To overcome this friction we need to apply more force. But, the fluid friction .....

The three levels of government according to the new constitution of Nepal are as follows: a) Federal(Central) government b) Provincial Government c) Local .....