The human body consists of tiny building blocks, cells, to carry out various bodily functions. The cells of the cardiovascular system are responsible for the heartbeat and pumping blood throughout your body.  A different set of cells present in different organ systems perform roles such as building bones, synthesizing hormones, ... Read More

The presence of water vapour in the air can be demonstrated with the following experiment.Take a steel tumbler and put crushed ice in it. Keep it aside undisturbed for 5 minutes. The drops of water will start appearing on the outer surface of the steel tumbler. The air around the ... Read More

Given :The given expression is $33 \times 33+33 \times 66+33$.To do :We have to evaluate the given expression.Solution :$33 \times 33+33 \times 66+33$$33 \times 33+33 \times 66+33 = 33 (33 + 66 + 1)$                                                       $ = 33 (100)$                                                       $= 3300$Therefore, the value of the given expression is 3300.

Diseases are caused by various microbes such as bacteria, fungi, protozoa, and viruses. Many organisms live in and on our bodies. They're normally harmless and even helpful. But under certain conditions, some organisms may cause disease.Sometimes, a disease could be a result of internal body organ dysfunctions as well. Read More

The release of an egg from the ovary is known as ovulation. Ovulation occurs around the 14th day of a 28-day cycle. One ovum is released by the ovaries into the fallopian tube once in 28-30 days. Hence, the length of the menstrual cycle is about 28 days. However, it ... Read More

Every month, a female releases one egg into the fallopian tube. The fallopian tube has hair-like projections or cilia. If the egg is not fertilized by a sperm, the cilia push the ovum towards the uterus. After about two weeks, the egg is shredded along with the uterus lining and ... Read More

Fire is a plasma, not a gas or a solid.It is in a kind of transient state between being composed of the elements prior to ignition and the spent fumes. It consists of solid particles i.e smoke and gaseous particles.Extra information: Anything that occupies space and has mass is known ... Read More

Plants prepare their own food material through the process of photosynthesis. Through photosynthesis, plants convert atmospheric carbon dioxide and water in the presence of sunlight and chlorophyll into carbohydrates like glucose. These glucose molecules are transported through the plant out, and excess glucose is stored in the form of starch. ... Read More

The vagina is the elastic, muscular part of the female genital tract.

All photosynthesizing plants have a pigment molecule called chlorophyll. This molecule absorbs most of the energy from the violet-blue and reddish-orange part of the light spectrum. It does not absorb green, so that’s reflected back to our eyes and we see the leaf as green. There are also accessory pigments, ... Read More