Label the parts of completer the paragraph with the words given in the bracket.
(heavier, ball mill, lighter, slits , inclined , stream of water, vibrating)

Label the parts complete the paragraph with the words given in the bracet: (heavy partciles, Gangue partciles, bottom, lower, lighter, upper)

Complete the paragraph by choosing the words given in the bracket: (habitat, health , solid waste, disposed, valuable, pollution) Many waste materials are generated through the various daily human activities. This is called……….If these waste materials are properly..........of, they can be a ........source of energy. Currently, solid waste is a serious world wide problem as it causes both water and soil.....Solid waste is also serious problem from the point of view of economic growth, environmental degradation and ..........It has posed a serious threat to nature and human ......because of the air, water and soil polution it causes.

complete the paragraph by choosing the appropriate words given in the brackets : (external, inhalation, alveolar, breathing, resptration, exhalation) Release of energy from the assimilated food is called .......... Inhalation and exhalation is called ................. When.............. is done, air enters the lungs. The oxygen from this air enters the blood while carbon dioxide from the blood exits from the blood, Through .................. CO_2 is given out. This gaseous exchange occurs through ......... membrane. This is called................ respiration. The RBCs carry oxygen to every cell.

Complete the paragraph by choosing the words given in the bracket : (rhizoids, spore, water, thalloid, amphibians, conduction) Bryophyta is the group of plants known as‘.........' of the plant kingdom because they grow in moist soil but need ......... for reproduction. These plants are .......... multicellular and autotrophic. They reproduce by ......... formation. The structure of the plant body of bryophytes is flat, ribbon-like long. They have stem-like or leaf-like parts and root-like vases They do not have specific tissues for ......... of food and water.

Complete the paragraph by choosing the words given in the bracket : (Pathogen, broad spectrum, bacteria, Medicine, antibiotics, fungi) Carbon compounds obtained from some bacteria and ......... for destroying or preventing the growth of harmful micro-organisms are called '...........' Antibiotics, a discovery of the 20th century, have brought about a revolution in the field of... Antibiotics mainly act against .......... Some antibiotics are useful against a wide variety of bacteria. They are called ......... antibiotics. They are used when the ......... cannot be identified.

Complete the paragraph Complete the following paragraph by choosing correct alternatives from those given in the bracket. (audible, 20 Hz, infra-sound, greater, 20,000 Hz, electrical signals, less, pressure) Range of frequencies of sound which can be heard by the human ears is called ________sound. The range of audible sound is between_________to __________to . Sound of frequency less than 20 Hz is called ______Ultra sound has a frequency ______than 20,000 Hz. Human ear converts pressure variations in air into_________.

Complete the paragraph by choosing the appropriate words given in the , bracket : (Lungs. heart, carcinogenic, nervous, intoxicating, hazardous, addictions, peer-group) The children fall into the trap of .......... either due to ............. pressure or due to false symbol of high standard living. Sometimes they try to imitate their elders. The addictive substances are............ and they cause long term effects. Some are temporarily ............ substances obtained from the plants. While some of the chemical ingredients in them can permanently damage the human ............ system, muscular system, ............, etc. Some tobacco like substances are ........... in action especially on the mouth and.............

complete the paragraph by choosing the words given in the bracket : (apex, biotic, Carnivores, Herbivores, proteins, carbon dioxide) Plants convert ......... into carbohydrates by the process of photosynthesis. Similarly, they produce carbon compounds like ...... and fats, too. ......... feed upon plants. ......... feed upon herbivores. In this way, ......... carbon is transported from plants to herbivores, from herbivores to carnivores and from carnivores to ...... consumers.

Complete the paragraph by choosing the appropriate words given in the brackets : (conserving, pledge. biodiversity, judicious, wildlife, diversity, destruction) l am aware that the............on the Earth is for the existence of me, my family and the entire mankind. I am aware about the responsibility of ........... and protecting the rich diversity. I am aware about the fast-declining number of ................., plants and animals. | am accepting the responsibility of .............. use of natural resources and management of ................... I. ................ for adopting the following principles for happy and satisfactory life of all organisms on the Earth.

Fill in the blanks using the correct words given in the brackets While freezing the_____of water is increased