Biology Introduction Ch 1 Class 11

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Biology Chapter 1 – Introduction (Class 11) for FSC & Entry Test Preparation

Chapter 1, Introduction to Biology, is a foundational topic for Class 11 students preparing for FSC board exams as well as medical and engineering entry tests like MDCAT, NUMS, AKU, NUST, ECAT, and UET. This chapter introduces the definition, scope, and importance of biology, along with the key characteristics of living organisms such as growth, reproduction, metabolism, response to stimuli, and cellular organization. Understanding these basics helps students build a strong foundation for advanced topics in biology and life sciences.

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Biological sciences have a set methodology and it is based on

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It is possible to date the rocks by comparing the amount of specific radioactive isotopes they contain. Which of the statement is correct in this respect:

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Which character differentiates living things from non-living organisms?

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A series of hypothesis supported by the results of many tests is called

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In animals coordination is achieved by means of

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Which one is a micromolecule?

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The branch of biology which deals with the study of social behavior and communal life of human beings living in any environment is called :

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Group of living organisms of the same species living in the same place at the same time is called

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An unbroken series of species arranged in ancestors to descendent sequence with each later species having evolved from one that immediately preceded it is called:

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Different species of plants and animals living in the same habitat is called :

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Oxygen accounts for ____ % of totals human body mass:

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The study of fossils is called:

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The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by

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In animals coordination is achieved by means of

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Which one is not correct for a productive theory?

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A large regional community primarily determined by climate is called :

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A structure formed by groups of similar cells organized into loose sheetsor bundles performing similar functions is called as:

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Out of 92 naturally occurring chemical elements how many are considered as bio-elements:

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Sythetic insulin from pork was formed by which technique:

 

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The atoms of different elements combine with each other through ionic or covalent bonding to produce compounds this stable form is called:

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The experiments on DNA molecules in chromosomes for knowing the basis of inherited diseases are conducted by :

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Fundamentals of Biology for FSC and Entry Tests

The chapter covers the main branches of biology including zoology, botany, genetics, microbiology, and ecology, giving students a clear overview of how life is studied from different perspectives. It also explains the levels of organization, from atoms and molecules to cells, tissues, organs, organ systems, organisms, populations, communities, ecosystems, and the biosphere. These concepts are highly important for MDCAT, NUMS, AKU, and NUST, as they form the basis for frequently asked questions in entrance exams and FSC board assessments.

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Chapter 1 also emphasizes the scientific method, covering observation, hypothesis formation, experimentation, data analysis, and conclusion. PLS Academy helps students master these concepts, improving problem-solving skills, conceptual understanding, and practical application in both board exams and entry tests. Revising this chapter regularly helps students score higher in high-yield topics, perform well in MCQs, and approach exams like MDCAT, NUMS, AKU, NUST, ECAT, and UET with confidence.

JazakAllah.

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