4th Class Science Weather, Air and Water Question Bank

done Water Total Questions - 50

• question_answer1)
  In summers, the water______at a fast pace which leads to decrease in the flow, of water.                                                                
  A)
  condense         done clear
  B)
  evaporates     done clear
  C)
  both (a) and (b)           done clear
  D)
  none of these done clear
  View Solution play_arrow

• question_answer2)
  The flow of water is maximum in which season?
  A)
  Winters                        done clear
  B)
  Rainy Season   done clear
  C)
  Summers         done clear
  D)
  Autumn done clear
  View Solution play_arrow

• question_answer3)
  _______is the process of contamination of water bodies by pollutants.
  A)
  Air pollution     done clear
  B)
  Soil pollution done clear
  C)
  Water pollution            done clear
  D)
  Land pollution done clear
  View Solution play_arrow

• question_answer4)
  Find the odd one out from the following?
  A)
  Rains                           done clear
  B)
  Spring         done clear
  C)
  Oceans                        done clear
  D)
  Swimming pool done clear
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• question_answer5)
  Which of the following is not a major source of groundwater contamination?
  A)
  Agricultural products done clear
  B)
  Landfills done clear
  C)
  Underground storage tanks done clear
  D)
  All of the above are major sources of groundwater contamination done clear
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• question_answer6)
  Which one of the following is not responsible for water shortage?
  A)
  Rapid growth of industries done clear
  B)
  Increasing population done clear
  C)
  Heavy rainfall done clear
  D)
  Mismanagement of water resources done clear
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• question_answer7)
  Find the odd one out.
  A)
  Cold and flu                 done clear
  B)
  Diarrhoea      done clear
  C)
  Headaches      done clear
  D)
  Backaches done clear
  View Solution play_arrow

• question_answer8)
  Which of the following actions best describes 'conserving' water?
  A)
  Using the same amount               done clear
  B)
  Using less done clear
  C)
  Not using any                        done clear
  D)
  Using more done clear
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• question_answer9)
  The water suitable for drinking is also called __________
  A)
  pure water                   done clear
  B)
  pungent water  done clear
  C)
  potable water   done clear
  D)
  portable water done clear
  View Solution play_arrow

• question_answer10)
  How much water on earth is available for drinking?
  A)
  95%                             done clear
  B)
  26% done clear
  C)
  1%                   done clear
  D)
  2% done clear
  View Solution play_arrow

• question_answer11)
  People obtain groundwater through _______ and _________.
  A)
  wells and tube wells  done clear
  B)
  taps and rains done clear
  C)
  rivers and sea                        done clear
  D)
  ponds and oceans done clear
  View Solution play_arrow

• question_answer12)
  Do you think we can make use of rain water?
  A)
  No, rain water can't be used as it is salty water. done clear
  B)
  Yes, rain water can be used after filtration and chlorination. done clear
  C)
  No, dirt can't be separated from rain water. done clear
  D)
  None of these. done clear
  View Solution play_arrow

• question_answer13)
  Pollution of water bodies can be controlled by _____ .
  A)
  releasing industrial effluents into water bodies. done clear
  B)
  dumping waste in water bodies. done clear
  C)
  throwing plastic into water bodies. done clear
  D)
  treatment of sewage waste before disposal. done clear
  View Solution play_arrow

• question_answer14)
  Which of the following diseases people can get by eating poisoned seafood.
  A)
  skin rashes       done clear
  B)
  diarrhea       done clear
  C)
  hepatitis                       done clear
  D)
  vomiting done clear
  View Solution play_arrow

• question_answer15)
  Which of the following is not on aquatic animal
  A)
  Sea horse         done clear
  B)
  lizard          done clear
  C)
  shrimps                        done clear
  D)
  octopus done clear
  View Solution play_arrow

• question_answer16)
  Water pollution occurs when _____ are discharged into water bodies without treatment to get rid of harmful compounds.
  A)
  sources                        done clear
  B)
  rain water      done clear
  C)
  food items                    done clear
  D)
  pollutants done clear
  View Solution play_arrow

• question_answer17)
  When a patient is suffering from vomiting due to drinking dirty water, doctors advise him to take ORS solution. What is the full form of ORS?
  A)
  Oral rehydration system              done clear
  B)
  Oral rehydration solution done clear
  C)
  Open rehydration salts                done clear
  D)
  Oral rejuvenating solution done clear
  View Solution play_arrow

• question_answer18)
  Which of the following is not a water borne disease?
  A)
  Diarrhoea        done clear
  B)
  Cholera         done clear
  C)
  Malaria                        done clear
  D)
  Chicken pox done clear
  View Solution play_arrow

• question_answer19)
  Which of the following ways can stop water pollution?
  A)
  Dispose of waste materials properly done clear
  B)
  Help clean up litter in water filled areas done clear
  C)
  Avoid using plastic done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer20)
  Is water pollution connected with any other kind of pollution?
  A)
  No, water pollution isn't connected with any other pollution. done clear
  B)
  Yes, fertilizers, garbage on land can pollute water. done clear
  C)
  Yes, noise pollution can cause water pollution. done clear
  D)
  None of these. done clear
  View Solution play_arrow

• question_answer21)
  Study the graphs below and choose the correct option about the main cause of the water pollution? [Category 1; Human Activities. Category 2: Environmental Activities]                       
  A)
  Human activities is not the major cause. done clear
  B)
  Both human activities and environmental activities are equally responsible. done clear
  C)
  Human activities are the major water pollutant. done clear
  D)
  Human activities are solely responsible for water pollution. done clear
  View Solution play_arrow

• question_answer22)
  Which of the following statements is untrue?
  A)
  Water should be conserved for future use. done clear
  B)
  Water should be treated before disposal. done clear
  C)
  Water animals are safe and remain unaffected by pollution as they live under water. done clear
  D)
  Contaminated water can also cause various diseases. done clear
  View Solution play_arrow

• question_answer23)
  Match the following:

  List - I		List - II
  A.	Cholera	1.	Water Pollutant
  B.	Fish	2.	Water borne disease
  C.	Fertilizers	3.	Aquatic animal
  D.	Spring	4.	Source of water

   
  A)
  A-1, B-2, C-3, D-4 done clear
  B)
  A-1, B-3, C-4, D-2 done clear
  C)
  A-2, B-3, C-1, D-4 done clear
  D)
  A-4, B-2, C-3, D-1 done clear
  View Solution play_arrow

• question_answer24)
  Arrange the following in the correct chronological order.

  A: Water gets polluted.

  B: Manufacturing industries release poisonous chemicals in the rivers.

  C: Fishes consume this polluted water.

  D: Fishes die due to the polluted water.

  A)
  B-A-C-D                      done clear
  B)
  A-B-C-D        done clear
  C)
  D-A-B-C                      done clear
  D)
  C-D-A-B done clear
  View Solution play_arrow

• question_answer25)
  Below is a grid in which the names of aquatic animals are hidden. Count the number of hidden aquatic animals from the grid.

  F	H	C	W	S	A	G	V	S	N
  I	B	V	H	B	H	O	K	H	F
  S	V	H	A	C	K	C	R	A	B
  H	X	I	L	X	L	T	J	R	E
  T	I	G	E	R	M	O	J	K	A
  R	B	A	E	Y	N	P	K	T	Q
  D	J	D	Y	R	S	U	Z	E	S
  S	E	A	H	O	R	S	E	A	R

  A)
  7                                  done clear
  B)
  5 done clear
  C)
  6                                  done clear
  D)
  8 done clear
  View Solution play_arrow

• question_answer26)
  From the table below, figure out the number of water contaminants.

  Sewage	Fishes	Plastic	Animal and human excreta
  Pesticides	Dust	Rocks	Fertilizers
  Plants	Rain	Chemicals	Gravels

  A)
  6                                  done clear
  B)
  7                done clear
  C)
  10                                done clear
  D)
  11 done clear
  View Solution play_arrow

• question_answer27)
  Where on earth is most of the available freshwater found?
  A)
  Oceans                        done clear
  B)
  Ice caps and glaciers done clear
  C)
  Aquifer                             done clear
  D)
  Surface water done clear
  View Solution play_arrow

• question_answer28)
  The best household way of obtaining potable water is by ______
  A)
  boiling              done clear
  B)
  filtration done clear
  C)
  chemical treatment  done clear
  D)
  distillation done clear
  View Solution play_arrow

• question_answer29)
  What does the following signboard depict?     
  A)
  Dumped waste contains various chemicals that contaminate the ocean water. done clear
  B)
  Contaminated ocean water from the dumping is poisonous. done clear
  C)
  Dumped water leads to the death of aquatic animals in the ocean. done clear
  D)
  All of these. done clear
  View Solution play_arrow

• question_answer30)
  Which of the following statement is correct.

  Statement A: If water is blue and clear, then it is fit for drinking.

  Statement B: Filtration is the best possible way of removing impurities and removing germs from the water.

  A)
  Only statement A is correct,          done clear
  B)
  Only statement B is correct. done clear
  C)
  Both the statements are correct,      done clear
  D)
  Both the statements are incorrect. done clear
  View Solution play_arrow

• question_answer31)
  The diseases cholera, typhoid and jaundice are due to the pollution of ______.
  A)
  water                           done clear
  B)
  air              done clear
  C)
  land                             done clear
  D)
  noise done clear
  View Solution play_arrow

• question_answer32)
  The maximum water pollution is caused by _____ .
  A)
  detergents                    done clear
  B)
  pesticides done clear
  C)
  industrial wastes          done clear
  D)
  ammonia done clear
  View Solution play_arrow

• question_answer33)
  How much water should you drink daily for good health?
  A)
  1-2 glasses      done clear
  B)
  3-4 glasses     done clear
  C)
  6-8 glasses       done clear
  D)
  15-20 glasses done clear
  View Solution play_arrow

• question_answer34)
  A hundred years ago, earth had _____ .
  A)
  much more water than that is now.     done clear
  B)
  a lot less water than that is now. done clear
  C)
  same amount of water that is now.     done clear
  D)
  none of the above done clear
  View Solution play_arrow

• question_answer35)
  What is the source of energy for the water cycle?
  A)
  Wind                            done clear
  B)
  Rain           done clear
  C)
  Sun          done clear
  D)
  Moon done clear
  View Solution play_arrow

• question_answer36)
  What are possible source of ground water contamination?
  A)
  Landfills                       done clear
  B)
  Septic Tank    done clear
  C)
  Animal wastes done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer37)
  Directions: Fill in the blanks Water pollution is the ___(37)___ of water bodies. It occurs when ___(38)___ are discharged directly or indirectly into water bodies. It leads to ___(39)___of ecosystem and death of __(40)___ animals. Swimming in unclean water can cause __(41)___.
  A)
  mixture                        done clear
  B)
  contamination   done clear
  C)
  cleaning                       done clear
  D)
  process done clear
  View Solution play_arrow

• question_answer38)
  Directions: Fill in the blanks Water pollution is the ___(37)___ of water bodies. It occurs when ___(38)___ are discharged directly or indirectly into water bodies. It leads to ___(39)___of ecosystem and death of __(40)___ animals. Swimming in unclean water can cause __(41)___.
  A)
  chemicals      done clear
  B)
  oils             done clear
  C)
  bottles                          done clear
  D)
  minerals done clear
  View Solution play_arrow

• question_answer39)
  Directions: Fill in the blanks Water pollution is the ___(37)___ of water bodies. It occurs when ___(38)___ are discharged directly or indirectly into water bodies. It leads to ___(39)___of ecosystem and death of __(40)___ animals. Swimming in unclean water can cause __(41)___.
  A)
  collapse                        done clear
  B)
  releasing       done clear
  C)
  destruction   done clear
  D)
  treatment done clear
  View Solution play_arrow

• question_answer40)
  Directions: Fill in the blanks Water pollution is the ___(37)___ of water bodies. It occurs when ___(38)___ are discharged directly or indirectly into water bodies. It leads to ___(39)___of ecosystem and death of __(40)___ animals. Swimming in unclean water can cause __(41)___.
  A)
  aquatic     done clear
  B)
  carnivorous     done clear
  C)
  herbivorous      done clear
  D)
  omnivorous done clear
  View Solution play_arrow

• question_answer41)
  Directions: Fill in the blanks Water pollution is the ___(37)___ of water bodies. It occurs when ___(38)___ are discharged directly or indirectly into water bodies. It leads to ___(39)___of ecosystem and death of __(40)___ animals. Swimming in unclean water can cause __(41)___.
  A)
  weakness         done clear
  B)
  skin rashes     done clear
  C)
  lazyness                       done clear
  D)
  loose motion done clear
  View Solution play_arrow

• question_answer42)
  Which of the following is the negative effects of drinking dirty water.
  A)
  vomiting           done clear
  B)
  cancer         done clear
  C)
  a sick stomach             done clear
  D)
  all of these done clear
  View Solution play_arrow

• question_answer43)
  Which of the following statement is true.
  A)
  Businesses and industries are responsible for water pollution done clear
  B)
  The flow of water increases in summers done clear
  C)
  Swimming in unclean water is healthy done clear
  D)
  28% of water on earth is available for drinking done clear
  View Solution play_arrow

• question_answer44)
  Which of the following is not the effect of water pollution.
  A)
  Disruption of food chair done clear
  B)
  Destruction of ecosystems done clear
  C)
  Decrease in flow of water done clear
  D)
  Both (a) and (b) done clear
  View Solution play_arrow

• question_answer45)
  What does the following picture depicts?                                   
  A)
  Water pollution         done clear
  B)
  Water sewage                                done clear
  C)
  Water distillation done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer46)
  Which of the statements is true.

  Statement A: Water from rivers is the only source for irrigation in the fields.

  Statement B: Water shortage is a problem faced only by people living in rural areas.

  A)
  Both statements are true.            done clear
  B)
  Both statements are untrue. done clear
  C)
  Only A is true.                       done clear
  D)
  Only B is true. done clear
  View Solution play_arrow

• question_answer47)
  Directions: Observe the picture given below and answer the following questions The picture shows the main causes of ______.
  A)
  Water pollution            done clear
  B)
  Air Pollution done clear
  C)
  Deforestration              done clear
  D)
  Acid rain done clear
  View Solution play_arrow

• question_answer48)
  Directions: Observe the picture given below and answer the following questions Which human activity/activities is/are the main cause(s) of water pollution?
  A)
  A and B only                done clear
  B)
  B and C only     done clear
  C)
  C and F only   done clear
  D)
  A and F only done clear
  View Solution play_arrow

• question_answer49)
  Sea water contains too much of natural salts. Are these natural salts pollutants?
  A)
  No, these natural salts don't harm sea animals done clear
  B)
  Yes, these natural salts are pollutants done clear
  C)
  Cannot be said done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer50)
  You and Amit were playing football in the park. Both of you felt thirsty while playing. Amit chose to drink it from the tap in the park rather than going to his home for drinking water. As a friend how will you stop him from drinking tap water?
  A)
  By telling him that his stomach might get ill. done clear
  B)
  By telling him that he might feel like vomiting done clear
  C)
  Your house is next to the park so offer him to come to your house. done clear
  D)
  All of the above done clear
  View Solution play_arrow