Syringammina .....

Similarly, look at the image below. The plant shown in  the image is a lettuce. It is a food, we generally eat it as a salard. You may have seen growing in a kitchen garden or in a .....

The animals that can live on land as well as in water are called amphibian. So, frog is an .....

Look at the above picture of butterfly. Can you see its backbone? No,because it doesnot have. Thus, those animals which doesnot contain backbones or vertebral columns are called .....

Look at your surrounding, what things do you see? You see different things. You see stones, soil, water, buildings, furniture and many more. You also see plants such as grasses, rose, mango, peepal and so on. You see animals like dogs, cats, .....

Look at the above figure. What did you .....

Stems bear leaves, and roots don't .....

You must be familiar about the .....

You can see  parallel venation have veins smaller in size compared to those of reticulate .....

You may know radish. We eat root of radish, don't we? Radish stores its food in .....

Chlorophyll is the molecule in .....

You can see four parts of the plants labelled in above figure. 1, Leaves     Leaves are the parts of  the plants where food is prepared by photosynthesis. Leaves take in carbondioxide gas from the air and energy from the .....

Roots are of two types: -Fibrous root like that of maize, grasses, rice, etc. and -Tap root like carrot, radish, .....

Stems help plants by: Supporting of leaves, flowers and fruits. Keeping the leaves in the light and provide a place for the plant to keep its flowers and fruits. Transporting fluids between the roots and the shoots in the xylem and .....

What would happen if there was no stem in a plant? What would hold the leaves, branches and fruits? The stem has made this possible. It supports the leaves, flowers and fruits and connects them with the roots. In trees and shrubs, the main stem .....

Look at the stem of the plant carefully.  You can see different structures in the stem. You can see leaves, flowers, fruits and branches in the stem. All these structures are above the ground level and they are the parts of a .....

To find the acute angle between given pair of  stright line,  We need to find slope of given line  Here slope of  1st line = m1 = - coeff. of x / coeff. of y                  .....

Concave lens diverse the rays of light  and it makes virtual .....

Nowdays, it is also used to wrap foods. The wrappers made from aluminium are used widely to pack especially the fast food. These wrappers reflect back the heat from the food to themselves completely blocking its loss. Also it insulates the inner .....

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You may have a good and healthy relationship with your neighbour. You or your neighbour may have lent some money. Or you may have lent some sugar to each other during scarcity. And, may have returned them within the promised time. This helps .....

Ok if open bracket, you will get same as in question or .....

Do you know what crescent moon is? It is the moon seen when the moon travels 120 angle from the earth suface. At that time only a tiny portion of the lighted side of the moon is seen. So, you get confused. It cannot see bright moon at 12 .....

The optic nerve, also known as cranial nerve II,  It is a paired nerve that transmits visual information from the retina to the brain. The optic nerve is the second of twelve paired cranial nerves and is technically part of the .....

The moon rotates around the Earth at the exact same speed as it rotates around its own axis, so that the same side of the moon is constantly facing the surface of the earth.   This means that one full ‘day’ of the moon (meaning .....

To find the total cost to construct the pillar, First you have to find the volume of the pillar. Pillar consist of two part. one is cuboid of length 8 m, breadth 8 m and height 10 m. so, volume of cuboid (V1) = l × b× .....

Let, O(h, k ) and r be the centre and radius of the required circle. Then, the equation of cirlce is given by,  (x - h)2 + (y - k)2 = r2 A(3, 4) be the point passing through the circle. Here, the two equation of diameters are: x + y = .....

The increase in kinetic energythat comes with higher temperatures allows the solvent molecules to more effectively break apart the solute molecules that are held together by intermolecular attractions. So for many solids .....

You must .....

When the object is located at the 2F point, the image will also be located at the 2F point on the other side of the lens. In this case, the image will be inverted (i.e., a right side up object results in an upside- down image). The image .....

you are always .....

Lets start from LHS.  =Cos^4x = 1/4(2 cos ^2 x )^2 = 1/4( cos 2x + 1)^2           knowing cos 2x = 2 cos^2 x - 1 = 1/4( cos^2 2x + 2 cos 2x + 1)   = 1/8( 2 cos ^2 2x + 4 cos 2x + 2) = 1/8( cos 4x +1 + 4 cos .....

Look the rule given below and try it. Rule 1: 

Any number, except 0, whose index is 0 is always equal to 1, regardless of the value of the base.

An Example:

Simplify 20:

Rule 2:  .....

To make normal glass, sand is mixed with waste glass , soda ash (sodium carbonate), and limestone (calcium carbonate) and heated in a furnace. The soda reduces the sand's melting point, which helps to save energy during manufacture, .....

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Yes, light is affected by air.

You may know that light travels slower through the air than it does through a vacuum. The speed of light depends on the refractive index of the medium.

Lights behaviour in a gravitational field is a bit .....

Look at the above figure. It looks like moon is on a line with sun and earth. Thus, the waxing crescent moon is defined to occur when the Moon is , but not precisely, on a line with the Earth and Sun. This means that part but less .....

Fossils are the remains of ancient plants and animals preserved in the rocks or different layers of earth. Palentology is the branch of biology. It is the study of fossil remains of ancient plants and animals. It is of many types, such .....

You may have learnt that perpendicular drawn from centre of a circle to a chord, bisects the chord. Draw perpendicular on X and Y axes. On X-axis, perpendicular line touches at (6/2, 0/2) i.e. (3, 0) and  on Y-axis, perpendicular line .....

You must get ∡EAB = 26o. ∡EAB and ∡CAB are common angles. So, ∡EAB = ∡CAB = 26o. As mentioned above,  the sum of internal angles of a triangle is equal to 180o. In triangle ABC, two angle are known .....

We have given  f( x )= 3x2 - 6x + 3.................i) To find  local maxima and minima,  Differenting w.r.t. x, f ' (x ) =  6x -6 Again differenting w.r.t. x, f '' (x ) = 6 We know for maximum or minium value .....

Your question is unclear. Please write clear .....

Water freezes from the top because that is where it is exposed to the air. The air temperature has the ability to change rapidly. Water does not. So the cold air on top of the water is the agent that starts the freezing .....

The boiling point of oil is much higher than the boiling point of water.  So, boiling oil is much hotter than the boiling point of water. When drop a small amount of water in the bliling oil, the drops of water will .....

नेपाली हामी रहौँला कहाँ नेपालै नरहे त कविता हो तपाँईले के सोध्न खोज्नुहभएको होला अलिक प्रष्ट .....

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According to the law of floatation, the object having more density than a liquid also floats on the liquid when it displaces the liquid equal to its weiht. For this, the object needs to be made flat and hollow inside to displace enough .....

You know the function of WBCs is to maintain the immunity system in our body.  WBCs fight against the germs of diseases.  So, they are very important part of our blood.  But, more than normal number of WBCs may be .....

The ratio of density of a substance and density of water at 4°C is termed as relative density. Mathematically, relative density = density of a substance/density of water at 4°C Since, it is the ratio of same quantity, it is .....

Here , cost price of the watch = Rs. 100 And the selling price of the watch = Rs. 120 We know that profit = S.P - C. P                                  = Rs. 120 .....