1.

    Which characteristic of living organisms is LEAST directly related to the properties of biomolecules?

    A

    Growth and development

    B

    Metabolism

    C

    Reproduction

    D

    Sensitivity to stimuli

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Analyzing
    🎯Difficulty :Hard
    ⚑ Time Required :1.5 mins
    πŸ”„Ncert Concepts :Living Organisms, Biomolecules

    Related Questions

    1.

    Biodiversity refers to:

    A

    The study of fossils

    B

    The interactions within an ecosystem

    C

    The number of individuals in a population

    D

    The variety of life on Earth

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚑ Time Required :0.5 mins
    πŸ”„Ncert Concepts :Biodiversity, Levels of Biological Organization

    2.

    Which of the following scientific names is INCORRECTLY written according to the rules of binomial nomenclature?

    A

    Mangifera Indica

    B

    Homo sapiens

    C

    Panthera tigris

    D

    Solanum tuberosum

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    PYQ YEAR: 2016
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Binomial Nomenclature, Scientific Names

    3.

    A hypothetical organism exhibits a unique genetic code where codons consist of five nitrogenous bases. Assuming the same four nitrogenous bases are used, what is the minimum number of different amino acids this organism could theoretically code for if it requires at least two unique codons per amino acid?

    A

    1

    B

    2

    C

    512

    D

    1024

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Hard
    ⚑ Time Required :2 mins
    πŸ”„Ncert Concepts :Genetic Code, Combinatorics

    4.

    Human urine is typically acidic. Which of the following contributes most to this acidity?

    A

    Excretion of hydrogen ions

    B

    Presence of urea

    C

    Secretion of bicarbonate ions

    D

    Absorption of ammonia

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    PYQ YEAR: 2015
    πŸŽ“ Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Urine formation, Acid-base balance, Kidney function

    5.

    The process of maintaining a stable internal environment in a living organism is known as:

    A

    Adaptation

    B

    Evolution

    C

    Metabolism

    D

    Homeostasis

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚑ Time Required :0.5 mins
    πŸ”„Ncert Concepts :Homeostasis

    6.

    The primary function of xylem is to translocate:

    A

    Water and dissolved minerals

    B

    Sucrose

    C

    Amino acids

    D

    Plant hormones

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    PYQ YEAR: 2019
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚑ Time Required :1 mins
    πŸ”„Ncert Concepts :Plant Physiology, Transport in Plants

    7.

    The scientific method involves observation, hypothesis formulation, experimentation, and:

    A

    Guessing

    B

    Assuming

    C

    Predicting

    D

    Conclusion

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :0.5 mins
    πŸ”„Ncert Concepts :Scientific Method

    8.

    If a plant cell is placed in a solution with a water potential more negative than its own, what is the MOST likely immediate consequence?

    A

    Water will move into the cell, causing it to swell.

    B

    Water will move out of the cell, leading to plasmolysis.

    C

    No net movement of water will occur.

    D

    The cell will burst due to excessive water intake.

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Hard
    ⚑ Time Required :1.5 mins
    πŸ”„Ncert Concepts :water potential, osmosis, plasmolysis, plant cells

    9.

    Imagine a primitive Earth where early life utilized arsenic instead of phosphorus in its biomolecules. Which crucial biomolecule would be MOST directly affected by this substitution?

    A

    Proteins

    B

    Lipids

    C

    Carbohydrates

    D

    Nucleic acids

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Application
    🎯Difficulty :Hard
    ⚑ Time Required :1.5 mins
    πŸ”„Ncert Concepts :Biomolecules, Nucleic Acids, Chemical Evolution

    10.

    Which branch of biology deals with the study of plants?

    A

    Zoology

    B

    Mycology

    C

    Genetics

    D

    Botany

    Question Tags
    πŸ“š Subject:Chemistry
    πŸ“‘ Chapter:Classification of Elements and Periodicity in Properties
    🎯Topic:Introduction
    πŸŽ“ Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚑ Time Required :0.5 mins
    πŸ”„Ncert Concepts :Botany, Branches of Biology

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