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Chapter 3

EVS (Environmental Studies) Class 5

52 of 52 questions

52
Total Questions
16
Easy
25
Medium
11
Hard
Q1
easyTaste Sensation
What are the five basic tastes detected by the human tongue?
A.Sweet, sour, bitter, salty, umami
B.Sweet, sour, bitter, spicy, salty
C.Sweet, sour, salty, astringent, umami
D.Sweet, sour, bitter, salty, astringent
Q2
easyComprehension
In Jhumpa and Jhoolan's game, which sense is primarily tested?
A.Sight
B.Taste
C.Smell
D.Touch
Q3
easyRecall
Which food item did Jhoolan first use in the tasting game?
A.Jaggery
B.Lemon juice
C.Cooked karela
D.Fried fish
Q4
mediumComprehension
Why did Jhoolan crush jaggery before feeding it to Jhumpa?
A.To change its taste
B.To hide its identity
C.To make it sweeter
D.To make it easier to chew
Q5
mediumAnatomy
Which part of the tongue is NOT typically involved in taste sensation?
A.Sides
B.Tip
C.Underside
D.Back
Q6
mediumExperiment
What happens to the taste sensation when the front of the tongue is wiped dry before adding sugar?
A.Taste intensifies
B.No taste is detected
C.It tastes sour
D.It tastes bitter
Q7
mediumDigestive Process
How does chewing food more times affect its taste?
A.Makes it less flavorful
B.Makes it more bitter
C.Enhances sweetness
D.Changes texture but not taste
Q8
easyDigestive Process
Which fluid begins the chemical digestion of food in the mouth?
A.Gastric juice
B.Saliva
C.Bile
D.Intestinal juice
Q9
easyHealth
Why is it advised to chew food well before swallowing?
A.To make it taste better
B.To reduce hunger pain
C.To aid proper digestion
D.To mix with gastric juice
Q10
mediumScientific Experiment
In the story of Martin's window, how long did Dr. Beaumont study Martin's digestion?
A.5 years
B.9 years
C.2 years
D.1 year
Q11
mediumScientific Experiment
What temperature did Dr. Beaumont maintain in his glass digestion experiments?
A.25°C
B.37°C
C.30°C
D.20°C
Q12
mediumData Interpretation
According to Dr. Beaumont's observations, which digested faster in the stomach than in the glass?
A.Boiled milk
B.Raw beaten egg
C.Raw egg
D.All of the above
Q13
hardScientific Reasoning
Why did food digest more slowly in the glass with juice than in Martin's stomach?
A.Lower acidity outside body
B.Colder temperature
C.Less enzyme activity
D.All of the above
Q14
easyComprehension
What condition did Nitu suffer from before receiving a glucose drip?
A.High fever
B.Vomiting and loose motions
C.Broken leg
D.Allergic reaction
Q15
mediumHealth
Why is a sugar–salt solution given to someone who is dehydrated?
A.To provide energy and electrolytes
B.To cure infection
C.To induce sleep
D.To reduce fever
Q16
mediumTaste Sensation
What does ‘umami' taste correspond to?
A.Sweetness
B.Savoriness
C.Bitterness
D.Spiciness
Q17
easyGrammar
Fill in the blank: The juice in our stomach is _____ in nature.
A.alkaline
B.neutral
C.acidic
D.bitter
Q18
hardData Interpretation
Which pair correctly matches food item and its stomach digestion time (Beaumont's table)?
A.Unboiled milk – 2h 15m
B.Boiled milk – 2h 15m
C.Full boiled egg – 2h 15m
D.Raw egg – 3h 30m
Q19
mediumHealth
Why did Nitu faint when she tried to walk to the doctor?
A.Low blood sugar
B.Pain in stomach
C.Weakness from dehydration
D.High fever
Q20
easyVocabulary
Which vocabulary word describes a child with very thin arms and a pot belly?
A.Malnourished
B.Obese
C.Energetic
D.Hydrated
Q21
mediumExperiment
Which activity would be LEAST helpful in exploring taste sensation?
A.Closing eyes and tasting
B.Wiping tongue dry
C.Smelling food with nose clipped
D.Looking at colours of food
Q22
easyDigestive Process
What is the function of gastric churning in the stomach?
A.Increase taste
B.Mix food with digestive juices
C.Cool down food
D.Filter toxins
Q23
easyGrammar
Which tense is used in the sentence: “Dr. Beaumont took some liquid out of the stomach”?
A.Present simple
B.Past simple
C.Present perfect
D.Future simple
Q24
mediumComprehension
Which of these is NOT a step recommended for the classroom chewing experiment?
A.Chew 3–4 times and swallow
B.Chew 30–32 times and swallow
C.Draw digestive system
D.Compare taste change
Q25
mediumDigestive Process
How does saliva contribute to digestion besides taste?
A.Neutralizes acid
B.Contains enzymes to break down starch
C.Produces bile
D.Absorbs fats
Q26
hardGrammar
Which question uses correct subject–verb agreement?
A.What did Nitu's father gave her?
B.Why does Nitu get confused?
C.How many experiments Dr. Beaumont did?
D.Which taste Jhumpa prefers?
Q27
mediumNutrition
In the case study, why was Kailash considered unhealthy?
A.He watched TV too much
B.He ate only junk food
C.He never exercised
D.All of the above
Q28
mediumVocabulary
Which idiom best describes extreme hunger as jokingly used in class?
A.Hungry as a horse
B.Could eat a horse
C.Starving in the desert
D.Empty as a drum
Q29
hardExperiment
Which practice helps identify foods by smell alone?
A.Closing eyes only
B.Pinching nose while tasting
C.Closing eyes and nose
D.Tasting with tongue only
Q30
easyComprehension
What right is highlighted at the end of the chapter regarding food?
A.Right to taste
B.Right to proper food
C.Right to choose diet
D.Right to fast
Q31
mediumGrammar
Which clause correctly completes: “If you do not eat for two days, you will ___.”
A.become stronger
B.feel dizzy
C.gain weight
D.feel no change
Q32
hardData Interpretation
Which of these did Dr. Beaumont NOT test in his glass experiment?
A.Boiled milk
B.Raw egg
C.Cooked rice
D.Half boiled egg
Q33
mediumNutrition
Which nutrient helps prevent tiredness and headache when hungry?
A.Carbohydrates
B.Proteins
C.Fats
D.Water
Q34
mediumExperiment
Which sensory experiment involves placing food under the tongue or on the lips?
A.Taste mapping
B.Visual tasting
C.Smell test
D.Texture test
Q35
hardScientific Reasoning
What effect does sadness have on digestion according to Beaumont's observations?
A.Speeds it up
B.Slows it down
C.No effect
D.Increases acidity
Q36
easyVocabulary
Which exercise in the chapter helps develop descriptive vocabulary for taste?
A.Chewing experiment
B.Sound guessing game
C.Colouring activity
D.Writing experiments
Q37
mediumComprehension
Which food did Jhumpa identify even with eyes closed and nose held?
A.Sugar
B.Cooked karela
C.Fried fish
D.Jaggery
Q38
hardGrammar
Select the correct passive voice form: “They gave Nitu a glucose drip.”
A.Nitu was given a glucose drip.
B.A glucose drip was gave to Nitu.
C.Nitu were given a glucose drip.
D.A glucose drip gave to Nitu.
Q39
mediumScientific Experiment
Which comparison is shown in Beaumont's experiment?
A.Digestion in stomach vs mouth
B.Digestion with vs without enzymes
C.Digestion in stomach vs glass
D.Digestion at different temperatures
Q40
mediumNutrition
Why might eating more bitter foods improve diet variety?
A.They are sweeter
B.They prevent acidity
C.They add new taste sensations
D.They are cheaper
Q41
hardGrammar
Which sentence is an example of a question tag?
A.You liked the taste, didn't you?
B.You liked the taste, do you?
C.You liked the taste, are you?
D.You liked the taste, isn't it?
Q42
easyActivity
Which remedy helps children understand taste mapping?
A.Colouring tongue diagram
B.Drawing digestive tract
C.Listing food colours
D.Writing sound words
Q43
easyHealth
What is the main purpose of Dr. Aparna's case studies of Rashmi and Kailash?
A.To compare heights
B.To highlight importance of proper diet
C.To show exercise routines
D.To teach measurement
Q44
mediumGrammar
Which conjunction correctly joins: “She was vomiting, ___ she received a drip.”
A.so
B.but
C.and
D.or
Q45
easyComprehension
Which remark best reflects hunger cues discussed in the chapter?
A.My head aches when I am hungry.
B.I feel energetic when hungry.
C.I never feel thirsty.
D.I love greasy food only.
Q46
mediumVocabulary
Which phrase is an idiomatic expression of extreme hunger?
A.Eat like a bird
B.Could eat a horse
C.Starved for attention
D.Hungry as a cat
Q47
hardGrammar
Which sentence correctly uses the past perfect tense?
A.She had eaten before she played.
B.She has eaten before she played.
C.She eaten before she played.
D.She had eat before she played.
Q48
mediumSocial Studies
How can large-scale food spoilage in godowns be reduced?
A.By improving storage conditions
B.By eating less
C.By closing mandis early
D.By reducing exercise
Q49
mediumCritical Thinking
Which question asks about cause and effect?
A.What is bitterness?
B.Why does food taste different after chewing?
C.Who discovered stomach window?
D.Where did Nitu go?
Q50
hardGrammar
Which relative pronoun correctly completes: “The juice ___ he tested digested fish.”
A.that
B.who
C.which
D.where
Q51
easyNutrition
What lesson about diet is taught by comparing Rashmi and Kailash?
A.Quantity over quality
B.Quality over quantity
C.Both require balanced diet
D.Avoid all fats
Q52
hardGrammar
Which of these is an example of past continuous tense from the chapter?
A.She was vomiting all day.
B.She vomits frequently.
C.She will vomit.
D.She has vomited.