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WorksheetsClassification and Characteristics of Life
Total questions: 89
Worksheet time: 45mins
The domain Eukarya are organisms whose cells contain a nucleus and organelles.
moss, fern, conifer (evergreen), flowering plant
Most inclusive (broadest) category of classification, includes Eukarya, Archaea, and Bacteria.
dichotomous key
tomato
Which of these is true about biological classification?
it relies only upon genetic similarities and differences
Its is determined by patterns of DNA only
It looks at DNA similarities/differences and physical features of organisms
It has not changed since the 1700's
What advantage does DNA have over physical characteristics when classifying organisms?
Physical traits often change as organisms grow and develop but DNA stays the same
Plants have DNA but animals do not
DNA often has mutations
DNA changes over an organisms lifetime but physical traits stay the same
How do scientists classify organisms?
They compare their physical traits with each other
They compare their DNA with each other
They look at whether or not organisms have a nucleus, how they reproduce and how they eat
all of these are used to classify organisms
An organisms like this paramecium is in the kingdom ______ (hint see the nucleus)
eubacteria
animal
protista
archaebacteria
Which of these is an invertebrate?
paremecium , amoeba (unicellular protist)
snail, slug, jellyfish
grasshopper and cricket
all of these are invertebrates
Which of these are vertebrates (phylum chordata)?
snake, lizards and other reptiless
frogs, toads and other amphibians
birds, mammals and fish
all of these are vertebrates
Which of these is true about binomial nomenclature?
it is the two word naming system Linnaeus developed in the 1700's
The Genus name is capitalized while the species name is lowercase
scientists all over the world use the same naming system
all of these are correct
Which of these organisms are the most similar? (Hint which two are in the same genus)
Homo naledi and Homo sapiens
Memphitis memphitis and Vulpus vulpus
Tyrannosaurus rex and Felis concolor
Canis lupus and Homo sapiens
Canis lupus is the binomial name of a grey wolf. Which traits were best used to classify it?
How it moves
How it reproduces
Its environment
Its physical and genetic characteristics
If you did an experiment to compare how plants and mushrooms grow in the light and the dark which of these makes the most sense as a hypothesis
Plants grow better in light while mushrooms grow better in the dark
Plants and mushrooms both grow equally well in light and dark
Plants grow better in the dark while mushrooms grow better in the light
neither grew so I can't do my science project :)
Which two organisms are the most similar?
Grizzly bear and red fox
Grizzly bear and panda bear
red fox and black bear
Grizzly bear and black bear
Which animal is the most different from the grizzly bear?
coral snake
squirrel
red fox
sea star (starfish)
Why is a python in a different class than a brown bear?
the python is a reptile while the brown bear is a mammal
the bear is a vertebrate while the snake is not
brown bears have been known to eat snakes
snakes shed their skin while bears do not
Clams oysters snails slugs and octopus are all in the phylum _______
cnidaria
Mollusca
Arthropoda
Chordata
Which of these is NOT an arthropod?
snail
lobster
grasshopper
bumble bee
Angiosperms make seeds in fruits and have flowers. Which of these would be classified as an angiosperm?
tomato plant
pine tree
moss
fern
Gymnosperms produce seeds on cones. Which of these would be classified as a gymnosperm?
pine tree (fir or spruce)
mushroom
moss
cherry tree
