ward's science supply

The branches of which supply blood to different parts of the body a..

The process of supplying water to crops in the fields by means of canals, reservoirs, wells, river valley systems and river lift systems is known as irrigati..

All living beings require a constant supply of energy for the various functions they perform. The energy is obtained from the su..

Question: Give an example to illustrate how taxonomy is used in biological sciences. Answer: The science of biogeography (geographical distribution of plant and animals) is dependent on information supplied by classification..

Dams have been answer to huge and consistent supply of water and electric power needed for modern agriculture and urban cities. Large dams ensure the storage of adequate water, particularly during lean seasons and they also make available water supply to arid and semi-arid are..

Question: What is a manure? Answer: A manure is a bulky source of organic matter which supplies nutrients in small quantities but organic matter in large quantities..

Question: From where do the fish obtain their oxygen supply? Answer: Fish utilise the oxygen dissolved in the water in which they liv..

Question: An engine supplies 15,000 J of energy in one minute. Calculate the power of the engine Answer: Energy supplied by the engine =15000 J Time = 1 minute = 60 s Power of the engine = 250 watt..

When wood is heated strongly in a very limited supply of air, wood charcoal is obtained. This process is called destructive distillation of wood. The volatile products are allowed to escape. Charcoal is a black, porous and brittle solid. It is a good adsorbent. Charcoal powder adsorbs co..

Question: Explain why the volume of a gas increases when heated? Answer: In gases, the intermolecular forces of attraction are weak but the kinetic energy of the molecules is high. When more energy is supplied in the form of heat, the kinetic energy of the gas molecules further..