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Classification and Diversity

Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.

The Five Kingdoms

Subtopic

The Five Kingdoms under Classification and Diversity for Grade 7 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which taxon is used to group several related Genuses together?

    A.

    Order

    B.

    Phylum

    C.

    Family

    D.

    Kingdom

  2. 2.

    To which kingdom does the organism EuglenaEuglena belong, which can both photosynthesize and eat other organisms?

    A.

    Plantae

    B.

    Protista

    C.

    Animalia

    D.

    Fungi

  3. 3.

    Which of these is a characteristic of all living things in the five kingdoms?

    A.

    The ability to move

    B.

    The ability to breathe oxygen

    C.

    The ability to reproduce

    D.

    The ability to make food

Download the worksheet for Classification and Diversity - The Five Kingdoms to practice offline. It includes additional chapter-level practice questions.

Linnaean Classification

Subtopic

Linnaean Classification under Classification and Diversity for Grade 7 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    A group of related Genuses (Genera) makes up which level?

    A.

    Family

    B.

    Species

    C.

    Phylum

    D.

    Kingdom

  2. 2.

    Which of these is the correct scientific name for a lion, following all conventions?

    A.

    Panthera Leo

    B.

    PantheraPanthera leoleo

    C.

    panthera leo

    D.

    PANTHERA LEO

  3. 3.

    If you are using a classification system and move from Class to Phylum, are you becoming more specific or more general?

    A.

    More specific

    B.

    More general

    C.

    It stays the same

    D.

    Classification does not work that way

Download the worksheet for Classification and Diversity - Linnaean Classification to practice offline. It includes additional chapter-level practice questions.

Using Dichotomous Keys

Subtopic

Using Dichotomous Keys under Classification and Diversity for Grade 7 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these is a common 'branching point' in an animal key?

    A.

    Symmetry (radial vs. bilateral)

    B.

    Popularity (famous vs. not famous)

    C.

    Price (expensive vs. cheap)

    D.

    Mood (angry vs. calm)

  2. 2.

    What should you do if you finish a key and the result is clearly wrong for your specimen?

    A.

    Change your specimen to match the key

    B.

    Restart the key and check for mistakes in your choices

    C.

    Assume the key is broken and throw it away

    D.

    Pick the name alphabetically closest to your guess

  3. 3.

    If a dichotomous key for trees uses 'needle-like leaves' vs. 'broad leaves,' which group includes pine trees?

    A.

    Broad leaves

    B.

    Needle-like leaves

    C.

    No leaves

    D.

    Flowering leaves

Download the worksheet for Classification and Diversity - Using Dichotomous Keys to practice offline. It includes additional chapter-level practice questions.

Variation within Species

Subtopic

Variation within Species under Classification and Diversity for Grade 7 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    Which of these tools would be most appropriate for collecting data on continuous variation in a classroom?

    A.

    A tally chart for eye colors

    B.

    A ruler to measure heights

    C.

    A list of students who can roll their tongues

    D.

    A group of students with or without earlobes

  2. 2.

    In a field of wheat, what is a common example of variation?

    A.

    The height of the wheat stalks

    B.

    The number of grains on each ear of wheat

    C.

    The shade of green of the leaves

    D.

    All of the above

  3. 3.

    Why do some people have darker skin tones than others?

    A.

    Only because they stay in the sun longer

    B.

    Only because their parents have dark skin

    C.

    A combination of their genetics and their exposure to UV light

    D.

    Because they eat different foods

Download the worksheet for Classification and Diversity - Variation within Species to practice offline. It includes additional chapter-level practice questions.

Adaptations and Survival

Subtopic

Adaptations and Survival under Classification and Diversity for Grade 7 IB.

About Topic & Revision

Preview questions (no answers)

  1. 1.

    In classification, what is the largest and most general group?

    A.

    Species

    B.

    Family

    C.

    Kingdom

    D.

    Order

  2. 2.

    An organism that produces its own food using energy from the sun is known as an:

    A.

    Autotroph

    B.

    Heterotroph

    C.

    Decomposer

    D.

    Scavenger

  3. 3.

    What type of adaptation is a skunk's ability to spray a foul-smelling liquid?

    A.

    Structural

    B.

    Behavioral

    C.

    Physiological

    D.

    Geological

Download the worksheet for Classification and Diversity - Adaptations and Survival to practice offline. It includes additional chapter-level practice questions.

Classification and Diversity - Grade 7 Science (IB) | Krit.club