Chemistry Model Past Paper 2023 PDF

Part – 1 English

 He wrote a letter yesterday.
Answer: Past Indefinite (Simple Past)
Jane and Luise brought popcorn before the movie started
Answer: Complex
The campers stayed in the tens, while the cold rain fell
Answer: Complex
Identify the tense which is used in the sentence “They will have been writing their letters”?
Answer: Future Perfect Continuous
Man proposes, but God disposes.
Answer: Compound
Use of Right verb: The school ________ closed tomorrow.
Answer: will be
His courage won him honor
Answer: Simple: Single main clause, one action.
 Choose the correct tense: To his horror, he found that he______for nearly 24 hours.
Answer: Had slept
 Where have you been ___ morning?
Answer: since
Phone me after 8 ‘Clock __________ dinner by them
Answer: I’ll have finished
They always talk and never think.
Answer: Compound
Use the right verb. We achieved our target that we ____ long ago.
Answer: had planned
Identify the type of sentence. “Hurry up”
Answer: Imperative sentence
 Which form of verb is used in Passive Voice sentence?
Answer: Third
 We eat fruit.
Answer: Fruit is eaten by us
I saw a beautiful bird.
Answer: A beautiful bird was seen by me
He said to me, “You are dishonest”.
Answer: He told me that I was dishonest
Are the boys interested in__ a football?
Answer: buying
What is the base form of swim?
Answer: swim
Although its publicity has been ________, the film itself is intelligent, well-acted, handsomely produced, and altogether ___________.
Answer: Tasteless Respectable
If I _______ hungry, I _____ eaten something.
Answer: had been, would have
The first pair of jeans ___ by Levi Strauss in 1850.
Answer: was made
Choose the correct sentence. She is living here for 2 year, She has been living here for 2 years
Answer: She has been living here for 2 years
If you had asked me, I ___ told you
Answer: would have

Part-I: Teaching Methodology

Hyperactive students are most often medicated using ______?
Answer: Stimulants
The supervisor is one who ______?
Answer: Provide friendly help
How does transactional leadership motivate his subordinates?
Answer: By rewards and punishments
 Autocratic leadership style is ever disliked by the _____?
Answer: Teachers
Education for sustainable development seeks partnership across the ______?
Answer: Society
 Pre school education in Pakistan is designed for _____ years old.
Answer: 3-5
 Degree to which an organization relies on rules is referred as ______?
Answer: Formalization
The affective domain involves _________?
Answer: Manner
Right to check work and make decisions without consulting is ______?
Answer: Line authority
Advantage of simulations is that they allow learning _______?
Answer: From the inside
The secondary school teacher is directly responsible to _____?
Answer: Headmaster
Which theory says ‘leaders are born not made’?
Answer: Trait theory
 Children start to exhibit object permanence during the stage of ______?
Answer: Sensorimotor
H. Rugg states, curriculum is really the entire program of ______?
Answer: School’s work
How many teachers a principal can effectively direct?
Answer: Span of control
Paternity leave is granted for a maximum of ______?
Answer: Thirty days
The most complex skill in cognitive domain is?
Answer: Creating
Research conducted for testing and applying theories is called _____?
Answer: Applied Research
When a person must change position to respond to new situation?
Answer: Accommodation
Aristotle disagreed from Plato with respect to belief that ______?
Answer: Ideas are the real
Curriculum reflects the culture of ______?
Answer: Society
The scope of education is based on _____?
Answer: Scope of life
First step in the organizational planning process is to ______?
Answer: Formulate or review mission
Knowledge must be acquired through senses is known as ______?
Answer: Empiricism
Need for love, affection and acceptance is ______?
Answer: Social need

Part – II Chemistry

 Ozone layer is part of ______?
Answer: Stratosphere
Substances that react with both acids and bases are called?
Answer: Amphoteric substances
The error caused by improper functioning of instrument is ______?
Answer: Systematic Error
The general formula for alkanes is _____?
Answer: CnH2n+2
Glucose is ______?
Answer: Carbohydrate
Lactose is ______?
Answer: Milk sugar
 The functional group -COOH is used for ______?
Answer: Carboxylic acids
The branch of Chemistry which deals with hydrocarbons ______?
Answer: Organic chemistry
Second highest layer of Earth’s atmosphere is _______?
Answer: Thermosphere
Water is a ______?
Answer: Polar solvent
The reaction in which an acid and a base react to form salt and water only is known as _______ reaction.
Answer: Neutralization
 How much percentage of water on the earth is freshwater?
Answer: 2.5%
Which of the following is the reason of global warming?
Answer: Rise in CO2 concentration
 Ozone is a gas found in the layer?
Answer: Stratosphere
If pH value is greater than 7, then solution is ______?
Answer: Basic
 Which one of the following is not a fraction of crude oil?
Answer: Ammonia
Which of the following is used as jet fuel?
Answer: Kerosene oil
The harvesting is most important step of ______?
Answer: Preparation of sugar
The abrasives are ______?
Answer: Water insoluble minerals
 The centrifuge machine used for separation of _______?
Answer: Mud
The citric acid is used in preparation of cold drinks for _____?
Answer: Sour taste
The use of potassium hydroxide produced a ________?
Answer: Soft soap
 The carboxylate end of the soap molecule that is attracted to water is called?
Answer: Hydrophilic end
 Surfactants reduce the ______ of water.
Answer: Surface tension
 Soap is the term for a salts of a ______?
Answer: Fatty acid
It used to assess concentration or amount of given atomic, molecular or ionic chemical?
Answer: Spectroscopy
The Gas is mobile phase in ______?
Answer: Gas chromatography
Spectroscopy is the interaction of light with ______?
Answer: Matter
 An agreement between a measured value and the accepted true value?
Answer: Accuracy
 The physical methods used to measure physical properties is called?
Answer: Gravimetric analysis method
Flame test of Copper Halide with bluish-green color identify the presence of ______?
Answer: Copper
Analysis deals with the identification of presence of functional groups in compounds is _______?
Answer: Organic qualitative analysis
The sample may be solid, liquid, gas or a _______ in qualitative analysis.
Answer: Mixture
The Analytical Chemistry deals with instruments and methods to ______ identify and quantify the matter.
Answer: Separate
Which of the following is helpful for removal of permanent hardness?
Answer: Na2CO3 (Washing Soda)
The taste of water is ______?
Answer: Tasteless
Which salts are excessively dissolved to make temporary hard water?
Answer: Ca(HCO3)2 and Mg(HCO3)2
 The permanent hardness of water is due to presence ______?
Answer: MgSO4 (Magnesium Sulphate)
 Which type of bond is formed between H₂O molecules?
Answer: Hydrogen bond
 How much percentage (%) of the Earth’s Surface is covered with water?
Answer: 70%
 Which of the following water borne diseases is of viral origin?
Answer: Polio
The altitude on stratosphere is ______?
Answer: 50 to 55 km
Second most abundant constituent of dry air in terms of volume after nitrogen is?
Answer: Oxygen
Which is not part of greenhouse gases?
Answer: Oxygen
 Layer of atmosphere which separates stratosphere and troposphere is known as?
Answer: Tropo-pause
 Atmospheric pressure decreases with the _______?
Answer: Increase in altitude
Aeroplanes fly in ______?
Answer: Stratosphere
Cotton contains ______ cellulose.
Answer: 95%
Fats are solids at ______?
Answer: Ordinary room temperature
What is true about a peptide?
Answer: It is a polyamide

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