GENERAL SCIENCE CLASS 9 MCQS
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
مندرجہ ذیل میں سے کون سا آکلوروفیلس اور جذب کرنے والا جاندار ہے؟
Fungi
Algae
Bacteria
Plants
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Explanation
Fungi are achlorophyllous, meaning they lack chlorophyll and are unable to photosynthesize.
Instead, they are absorptive living organisms , obtaining their nutrients by breaking down and absorbing organic matter from their surroundings.
زیادہ تر پروٹسٹ ______ ہیں؟
Terrestrial
Fungal
Photosynthetic
Aquatic
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Explanation
Most protists are aquatic, meaning they live in water environments, such as oceans, rivers, lakes, and wetlands.
Many protists are single-celled and microscopic , while others are multicellular and macroscopic.
ڈھانچے میں مختلف افعال ہوتے ہیں (فزیالوجی) لیکن ان کا اندرونی فن تعمیر ایک جیسا ہوتا ہے۔ _____
Analogous
Homologous
Vestigial
Rudimentary
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Explanation
Homologous structures are those that have different functions (physiology) but share similar internal architecture or morphology , indicating a common evolutionary origin.
Examples include:
Forelimbs of vertebrates (e.g., human arms, bird wings, whale flippers) Pelvic bones of different mammals
پرجاتیوں کو سائنسی نام دیئے گئے ہیں۔ _____
All
Some
Few
None
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Explanation
All species are given scientific names , also known as binomial nomenclature or Latin names.
This system was developed by Carolus Linnaeus.
It is used universally by biologists and scientists to identify and classify species.
زمین کے مختلف خطوں میں انواع کے اندر یا ان کے درمیان فرق کی ڈگری جسے _____ کہتے ہیں؟
Adaptation
Extinction
Evolution
Biodiversity
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Explanation
Biodiversity refers to the degree of variation within or among species.
Including genetic, species, and ecosystem diversity, across different regions of the Earth.
تناسب _____ اقدار کا موازنہ ہے۔
One
Two
Three
Four
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Explanation
A ratio is a comparison of two values , often expressed as a fraction or a decimal.
It shows the relative size or quantity of one value in relation to another.
For example: A ratio of 3:4 (or 3/4) compares two values, 3 and 4.
ایک بار جب آپ کے پاس ڈیٹا ہو جائے تو آپ کو _____ تجزیہ کرنے کی ضرورت پڑ سکتی ہے۔
Mathematical
Qualitative
Quantitative
Logical
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Explanation
Once you have the data , you may need to perform mathematical analysis.
It involves using statistical and mathematical techniques to interpret and draw conclusions from the data.
فطرت کی یکساں یا مستقل حقیقت، عملی طور پر ایک ناقابل تردید نظریہ _____ ہے؟
Scientific theory
Scientific hypothesis
Scientific reasoning
Scientific law
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Explanation
A scientific law is a statement that describes a consistent and universal pattern of natural behavior.
It is often considered an irrefutable theory.
Examples of scientific laws include the Law of Gravity, the Laws of Motion, and the Law of Conservation of Energy.
سائنسی طریقہ کار کا آخری مرحلہ ترقی کر رہا ہے؟
Hypothesis
Research
Conclusion
Observation
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Explanation
The final step of the scientific method is developing a conclusion.
It involves summarizing the findings , interpreting the data, and determining whether the hypothesis was supported or rejected.
The scientific method steps in order:
Observation Hypothesis Prediction Research Experimentation Data Analysis Conclusion
اگر-تو بیان پر مبنی سائنسی استدلال کو _____ کہا جاتا ہے؟
Inductive reasoning
Deductive reasoning
Scientific reasoning
None
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Explanation
Deductive reasoning is a type of logical reasoning that uses "if-then" statements to arrive at a conclusion.
It involves making a logical deduction based on a premise.
It is used in scientific reasoning to test hypotheses and predict outcomes.