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What happened 3.5 billion years ago? - correct answer ✔✔Life began.
What happened 3 billion years ago? - correct answer ✔✔Photosynthetic organisms evolved.
What happened 1.5 billion years ago? - correct answer ✔✔Complex multi-cellular organisms
evolved.
What happened 1 billion years ago? - correct answer ✔✔Plants, fungi, and animals were
established.
What are the five kingdoms? - correct answer ✔✔Animal, Plant, Protists, Fungi, and Bacteria.
What is the order of classification? - correct answer ✔✔Kingdom, Phylum, Class, Order, Family,
Genus, Species.
How are organisms classified? - correct answer ✔✔Based on their evolutionary relatedness.
What do plant cells have that animal cells don't? - correct answer ✔✔They have a cell wall
made of cellulose, and contain chloroplasts.
What do chloroplasts do? - correct answer ✔✔They carry out photosynthesis.
, What is the formula for photosynthesis? - correct answer ✔✔CO2+H2O+Light(Energy)-
>Sugars+O2
What is the formula for respiration? - correct answer ✔✔Sugars+O2->CO2+H20+Light(Energy)
What happens in the carbon cycle? - correct answer ✔✔Plants use CO2 from the atmosphere to
make sugars, animals obtain their carbon and get energy by digesting plant materials.
What does the Xylem do? - correct answer ✔✔Moves water up the plant.
What does the Phloem do? - correct answer ✔✔Moves sugars down the plant.
Where does cell division occur in plants. - correct answer ✔✔At the shoot and root tips.
What does the shoot tip make? - correct answer ✔✔The cells of the shoot, leaves, lateral buds,
and flowers.
What is a flower? - correct answer ✔✔A modified shoot tip.
What is the length of a plant? - correct answer ✔✔The growth in shoot and root tips.
What is the width of a plant? - correct answer ✔✔The cell divisions of the stem and root.
What are the female parts of a flower? - correct answer ✔✔The stigma, style, ovary (fruit), and
ovule (seed).
What are the male parts of a flower? - correct answer ✔✔The anther (where sperm is
produced), the filament, and the pollen grains.