As the name implies, an animal cell is a type of cell that is seen specifically in animal tissues. It is characterized by the absence of a cell... View Article
Soil is an important element essential for the survival of living organisms. The soil dissolves the minerals and nutrients in the water and... View Article
False Bryophytes do not have to conduct tissues. They are non-vascular terrestrial plants of moist habitats in which a multicellular diploid... View Article
Yes, nutrition is necessary for an organism. The process of obtaining and utilizing food for survival is known as nutrition. Nutrition is... View Article
Beekeeping should be done in good pasturage because good pasturage provides more quantity and quality of nectar for honey to honey bees. Honey... View Article
Composite fish culture is the method to culture five or six species, both indigenous and exotic, together in a single fish pond. For example,... View Article
Bat, rat and cat belong to Class Mammalia and have the following common features (a) All have notochord at some stage of their life. (b) All are... View Article
The substances, which vapourise during burning, give flames. Combustion of kerosene oil produces a flame. On the other hand, certain substances... View Article
Fire produced by oil cannot be controlled by water. Water cannot put off fire produced due to burning petrol and oil because water is heavier... View Article
In sea shore or coastal regions, during the day, the air above the land gets heated faster and starts rising. As this air rises, a region of low... View Article
True Epithelial layer is permeable and is found where small molecules cross the membrane by diffusion and filtration.All layers and organs in... View Article
Petroleum products are obtained as a result of refining crude oil in oil refineries. There are numerous products that are created from petroleum... View Article
Differentiate zoo and wild life sanctuary Zoo Wild life sanctuary It is a place where animals live in an artificial habitat. It is a place... View Article
The mechanism of urine formation involves the following steps: Glomerular filtration occurs in the glomerulus where blood is filtered. This... View Article
Mouth is the beginning of the digestive system which plays an important role in digestion. The role of Mouth in digestion are (a) Food is... View Article
Yes, soil erosion removes the fertile top layer of the soil thereby, exposing the hard rocky lower layers which are less fertile. Soil fertility... View Article
Ignition temperature of Petrol is lower than that of wood. Ignition temperature is an important property of any fuel because the combustion... View Article
Mercury Mercury is the only one in liquid state at room temperature. Due to its high coefficient of expansion, mercury is used in thermometers.... View Article
Sodium and potassium are two metals which are soft and can be cut with a knife. Earth metals or the first group metals are soft metals. They have... View Article