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Organism Classification (Grade 9)

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Organism Classification

1. 
Which similar characteristic is most important in classifying two groups of bears into the same genus?
  1. diets
  2. genes
  3. habitats
  4. body size
2. 
The                 domain contains plants, animals, fungi, and protists.
  1. Archaea
  2. Bacteria
  3. Eukarya
  4. Mammalia
3. 
The two domains composed of only unicellular organisms are
  1. Fungi and Bacteria.
  2. Archaea and Fungi.
  3. Protists and Bacteria.
  4. Archaea and Bacteria.
4. 
Which level of classification is most likely to contain organisms with the fewest differences?
  1. kingdom
  2. class
  3. family
  4. genus
  5. order
5. 
The kingdom that includes insects and sponges is
  1. Eubacteria.
  2. Fungi.
  3. Plantae.
  4. Animalia.
6. 
The organisms Panthera leo and Panthera tigirs are the same
  1. cat.
  2. genus.
  3. organism.
  4. species.
7. 
Protista belongs to what domain?
  1. Bacteria
  2. Eukarya
  3. Archaea
  4. None of the above
8. 
The scientific name for the European white water lily is Nymphaea alba. What is the genus to which this plant belongs?
  1. Nymphaea
  2. alba
  3. water lily
  4. alba lily
9. 
Which characteristic is most useful when classifying a eukaryote into a kingdom?
  1. how the organism feeds
  2. how the organism moves
  3. the organism's color and mass
  4. the organism's form and structure
10. 
The Ursidae family of animals includes the giant panda, the brown bear, the polar bear, and the spectacled bear. Which characteristic best helps to classify these bears into their genus and species?
  1. eating habits
  2. gene sequences
  3. method of reproduction
  4. Their location of natural habitat
11. 
What feature was the basis used by Linnaeus when developing his method of classification?
  1. DNA comparison
  2. common ancestry
  3. morphological similarity
  4. acquired traits
12. 
The mushroom sea squirt, Sycozoa gaimardi, shares specific levels of classification with other organisms:
• It is in the same class as the common sea grape.
• It is in the same family as the blue spot ascidian.
• It is in the same order as the white speck tunicate.
• It is in the same phylum as the starry skate.

To which organism is the mushroom sea squirt most closely related?
  1. common sea grape
  2. blue spot ascidian
  3. white speck tunicate
  4. starry skate
13. 
Two groups of organisms are found living on opposite sides of an island. An active volcano prevents each group from traveling to the opposite side of the island. Scientists want to know if these two groups of organisms belong to the same species. Which question should scientists try to answer?
  1. Do the two groups eat the same kinds of food?
  2. Are the two groups active at the same times each day?
  3. Can the two groups interbreed to produce fertile offspring?
  4. Do the two groups use similar anatomical structures for the same purpose?
14. 
Which pair of organisms are most closely related?
  1. Asterias rubens and Asterias forbesi
  2. Bubulcus ibis and Xenicibis xympithecus
  3. Ophiderma salamandra and Salamandra algira
  4. Ceanothus americanus and Lethocerus americanus
15. 
Which statement is correct about the hierarchy of the taxonomic system currently used to classify organisms?
  1. All organisms of a given order belong to the same species.
  2. Many different classes of organisms belong to the same order.
  3. All organisms of a given phylum belong to the same kingdom.
  4. Many different families of organisms belong to the same genus.
16. 
Long-tailed weasels and European otters are both classified into the family Mustelidae. Which type of information was most likely used to classify these animals into the same family?
  1. food source
  2. skeletal structure
  3. method of movement
  4. location of natural habitat
17. 
Until recently, the myrtle warbler and the Audubon’s warbler were thought to be separate species of birds because the males have very different appearances. Which observation most likely led to the reclassification of these warblers as one species?
  1. The warblers have the same diet.
  2. The warblers lay the same number of eggs.
  3. The warblers have overlapping geographical ranges.
  4. The warblers interbreed and produce fertile offspring.
18. 
There are four mystery animals labeled A, B, C, and D. Animals A and B share the same phylum. Animals B and C share the same order. Animals C and D share the same genus. Based on this information, what animals are MOST LIKELY to be similar?
  1. A and B
  2. B and C
  3. C and D
  4. A and D
  5. They are equally similar.
19. 
Which statement best explains why the chestnut-sided warbler, Dendroica pensylvanica, and the cerulean warbler, Dendroica cerulea, are classified as closely related species?
  1. They eat the same types of insects.
  2. They have similar DNA sequences.
  3. They show similarities in their nesting behaviors.
  4. They live in the same types of woodland habitats.
20. 
In binomial nomenclature,
  1. the first word identifies the color of the organism, and the second word tells where the organism is usually found.
  2. the first word identifies the organism's genus, and the second word describes a feature of the organism or place where it was found.
  3. the first word tells where the organism lives, and the second word tells who originally found the organism.
  4. the first and second word both identify important characteristics of the organism.
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