Based on current archeological evidence, Paleoanthropologists (the study of the origins and predecessors of the present human species, using fossils and other remains) have estimated that the earliest fossil evidence of Homo sapiens—anatomically modern humans—is roughly 196, 000 years old.However, before roughly 15, 000-20, 000 years ago, we have no ... Read More

Examples of foods that are rich in protein, vitamins, minerals, fibre, water, fats, and carbohydrates are as follows: (1) Protein: Milk, tofu, yogurt, meats, chicken, beans, groundnuts, lentils, fish, cheese, and egg albumin, are rich in protein. (2.) Vitamin: Egg, milk, orange, kiwi, sunflower seeds, avocado, green peas, and dried fruits. ... Read More

To do: Estimate the productSolution: According to general rule , Round off each factor to its greatest place, then multiply the rounded off factors Rounding off 1291 to the nearest hundreds we get, 1300 And, rounding off 592 to the nearest hundreds, we get 600 Therefore, 1300 $\times$ 600 = 7,80,000

The Scientific name of Ladies Finger is Abelmoschus esculentus.In America, it is known by the name Okra or Okro.

Xylem is composed of four different types of elements, they are given below: 1.Tracheids: These are the primal elements of xylem.It serves for support and for upward conduction of water and dissolved minerals in all vascular plants. The average length of vessels is 1mm. 2. Vessels: These are long ... Read More

A square is closed, two-dimensional shape with 4 equal sides.A square is a quadrilateral. We can find the shape of a square in a carrom board or chess board, a wall clock and in a slice of bread, around us.  Properties of a Square:A square has 4 sides and 4 vertices.All the ... Read More

Diamond can be used for cutting purpose because a Diamond is made from compressed carbon it makes it the hardest substance in the world.It can not be broken, scratched or shattered and can cut anything. But Diamonds are expensive in nature. So a glass cutter may use a diamond to ... Read More

To Do: Find if 10,24 and 26 are Pythagorean triplet Solution: Numbers that follow the Pythagoras theorem are called Pythagorean triplets Three numbers a, b  and c form a Pythagorean triplet if:$a^2+b^2=c^2$ Let us check if 10,24 and 26 satisfy the equation:  $10^2+24^2=26^2$ $100+576=676$ So, the numbers 10, 24 and 26 form a Pythagorean triplet.

Give: The sum of two numbers is 95, one number exceeds the other by 15. To do: Let the first number be $x$ Solution:So, second number be $ (x+15) $ Sum of the number is  given by $ x+(x+15) = 95$ $x+x+15=95$ $2x+15 = 95$ $2x =95-15$ $2x = 80$ ... Read More

Thermosetting plastics, like other plastics, does not conduct electricity. They are bad conductors of electricity.This type of plastic does not get softened on heating. Hence, thermosetting plastics, such as Bakelite, are suitable for making electrical switches.