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BIO-101 (GENERAL BIOLOGY) EXAM 2 WITH 100% CORRECT ANSWERS 2024/2025
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BIO-101 (GENERAL BIOLOGY) EXAM 2 WITH 100% CORRECT ANSWERS 2024/2025
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ESTUDYBIO-101 (GENERAL BIOLOGY) EXAM 2 WITH
100% CORRECT ANSWERS 2024/2025
**1. What is the study of systematics mainly about?**
a) Grouping plants based on color
b) Grouping organisms based on shared characteristics and evolutionary relationships
c) Studying animal behavior
d) Observing organisms in their natural habitat
**Answer:** b) Grouping organisms based on shared characteristics and evolutionary relationships
---
**2. What does the term "phylogeny" refer to?**
a) The study of plant life
b) Hypothesis about the evolutionary relationships among species
c) Classification of animals by size
d) The growth pattern of trees
**Answer:** b) Hypothesis about the evolutionary relationships among species
---
**3. What is a Phylogenetic Tree?**
a) A chart showing the age of different trees
b) A diagram that shows evolutionary relationships among species
c) A list of animal species found in a forest
d) A map of plant locations in a garden
**Answer:** b) A diagram that shows evolutionary relationships among species
---
**4. What is "Cladistics" based on?**
a) The color of organisms
,ESTUDY
b) The size of organisms
c) Shared derived characteristics
d) The geographic location of organisms
**Answer:** c) Shared derived characteristics
---
**5. What are Ancestral Characteristics?**
a) Features that arose recently and are unique to some species
b) Similarities inherited from a common ancestor of a group
c) Traits found only in one species
d) Newly developed features not found in ancestors
**Answer:** b) Similarities inherited from a common ancestor of a group
---
**6. What are Derived Characteristics?**
a) Traits shared by all species in a group
b) Features that appeared recently and are shared by a subset of species
c) Characteristics passed down from the oldest known ancestors
d) Traits found only in one individual
**Answer:** b) Features that appeared recently and are shared by a subset of species
---
**7. What does a "Clade" refer to in evolutionary biology?**
a) A single species with no relatives
b) A group of species that share a common ancestor and derived characteristics
c) The oldest living species in a group
d) A plant that grows in cold climates
**Answer:** b) A group of species that share a common ancestor and derived characteristics
---
**8. What does a "Cladogram" show?**
, ESTUDY
a) The size of different animals
b) A hypothesis of evolutionary relationships
c) The life cycle of a plant
d) A timeline of species extinction
**Answer:** b) A hypothesis of evolutionary relationships
---
**9. What is "Homoplasy"?**
a) A shared trait that was inherited from a common ancestor
b) A trait shared by species that do not have a common ancestor
c) A mutation that only affects plants
d) A characteristic unique to mammals
**Answer:** b) A trait shared by species that do not have a common ancestor
---
**10. What are the three domains of life?**
a) Animals, Plants, Fungi
b) Mammals, Birds, Reptiles
c) Bacteria, Archaea, Eukarya
d) Protists, Fungi, Animals
**Answer:** c) Bacteria, Archaea, Eukarya
---
**11. What are the six kingdoms of life?**
a) Mammals, Birds, Reptiles, Amphibians, Fish, Insects
b) Fungi, Plants, Animals, Bacteria, Archaea, Protista
c) Land Animals, Sea Animals, Birds, Insects, Reptiles, Amphibians
d) Cells, Organs, Tissues, Systems, Species, Populations
**Answer:** b) Fungi, Plants, Animals, Bacteria, Archaea, Protista
---
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