BIO 5101 C655 Zoology
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Free BIO 5101 C655 Zoology Questions
Explain how zoology contributes to our understanding of ecological distribution among animal species.
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By focusing solely on animal behavior
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By examining the classification of plants
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By studying the interactions between animals and their environments
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By analyzing genetic variations in plants
Explanation
Explanation:
Zoology contributes to understanding ecological distribution by studying how animals interact with their environments. This includes examining habitat preferences, resource utilization, and interspecies relationships, which influence where species are found and how populations are structured. By analyzing these ecological interactions, zoologists can explain patterns of species distribution, biodiversity, and ecosystem dynamics across different geographic regions.
Correct Answer:
By studying the interactions between animals and their environments
Explain how the study of animal learning contributes to our understanding of animal behavior in ethology.
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It shows that all animals learn in the same way
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It highlights the importance of environmental interactions in behavior acquisition
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It focuses solely on instinctual behaviors
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It disregards the role of genetics in behavior
Explanation
Explanation:
The study of animal learning in ethology demonstrates how environmental interactions shape behavior acquisition. By observing how animals adapt, learn, and modify their behaviors in response to stimuli, ethologists can understand the balance between instinctual actions and learned responses. This knowledge helps explain behavioral flexibility, problem-solving, and survival strategies, showing how experience and environmental context influence behavior in addition to genetic predispositions.
Correct Answer:
It highlights the importance of environmental interactions in behavior acquisition
The approach to the study of animal behavior known as "Behavioral Ecology" is best described as:
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A way of finding out how and why the universe works the way it does
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A change in a population's average phenotype due to the action of natural selection on heritable characters
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The extension of population biology and evolutionary theory to social organization
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Attempts to integrate ethological, ecological and evolutionary principles for understanding the behavior of animals
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Studies focused on changes in the behavior of animals in response to external stimuli
Explanation
Explanation:
Behavioral ecology is the study of animal behavior in the context of ecological and evolutionary pressures. It integrates principles from ethology, ecology, and evolutionary biology to understand how behaviors increase survival and reproductive success. By examining interactions with the environment and conspecifics, behavioral ecologists analyze adaptive significance, energy allocation, and social strategies, providing a comprehensive framework for understanding animal behavior in natural settings.
Correct Answer:
Attempts to integrate ethological, ecological and evolutionary principles for understanding the behavior of animals
What are the primary levels of organization in zoology?
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Cells, tissues, organs, and systems
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Species, populations, communities, and ecosystems
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Genotypes, phenotypes, traits, and adaptations
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Habitats, niches, biomes, and biospheres
Explanation
Explanation:
The primary levels of organization in zoology describe the hierarchical structure of living organisms, starting from the smallest functional units to complex systems. Cells form tissues, tissues combine into organs, and organs work together in organ systems. Understanding these levels helps scientists study how animals function, maintain homeostasis, and interact with their environment, providing a framework for biological and physiological research.
Correct Answer:
Cells, tissues, organs, and systems
Which of the following methods of movement is NOT utilized by protozoa?
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Pseudopodia
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Flagella
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Cilia
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Wings
Explanation
Explanation:
Protozoa move using structures such as pseudopodia (extensions of the cytoplasm), flagella (whip-like tails), and cilia (small hair-like projections). Wings, however, are not a method of movement used by protozoa; wings are structures associated with animals like birds and insects. Protozoan locomotion is limited to cellular extensions or surface structures suitable for microscopic movement in aquatic or moist environments.
Correct Answer:
Wings
Which of the following statements accurately describes a key feature of eukaryotic cells?
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Eukaryotic cells lack a defined nucleus.
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Eukaryotic cells possess membrane-bound organelles
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Eukaryotic cells are always unicellular.
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Eukaryotic cells reproduce only asexually
Explanation
Explanation:
Eukaryotic cells are characterized by the presence of a defined nucleus and membrane-bound organelles such as mitochondria, endoplasmic reticulum, and Golgi apparatus. These features distinguish them from prokaryotic cells. Eukaryotic cells can be unicellular or multicellular and reproduce both sexually and asexually, allowing for complex structures and diverse biological functions.
Correct Answer:
Eukaryotic cells possess membrane-bound organelles.
Explain how primatology fits within the broader field of mammalogy.
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Primatology is unrelated to mammalogy.
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Primatology is a subfield that studies reptiles
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Primatology is a subfield of mammalogy that focuses on primates.
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Primatology is a general study of all mammals.
Explanation
Explanation:
Primatology is a specialized subfield of mammalogy that focuses specifically on the study of primates, including monkeys, apes, and humans. It examines their anatomy, behavior, social structures, cognition, and evolutionary relationships. By concentrating on primates, primatology contributes to understanding mammalian evolution, social behavior, and ecological adaptations, fitting within the broader scope of mammalogy, which studies all mammals.
Correct Answer:
Primatology is a subfield of mammalogy that focuses on primates
If a mammal is exposed to extreme cold, which physiological response would most likely occur to maintain homeostasis?
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Increased sweating to cool down
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Vasoconstriction to reduce heat loss
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Increased heart rate to pump more blood
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Decreased metabolic rate to conserve energy
Explanation
Explanation:
When a mammal is exposed to extreme cold, vasoconstriction occurs as a physiological response to maintain homeostasis. This process narrows the blood vessels near the surface of the skin, reducing heat loss and conserving body heat. By directing blood flow toward the core, the body protects vital organs from cold stress, helping to stabilize internal temperature and maintain proper physiological functioning in harsh environments.
Correct Answer:
Vasoconstriction to reduce heat loss
Zoology is considered a science because:
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it is a theory
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it is the study of animals
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it is a hypothesis
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researchers employ the scientific method
Explanation
Explanation:
Zoology is considered a science because it employs the scientific method to study and understand animals. Researchers make observations, form hypotheses, conduct experiments, and analyze data to draw evidence-based conclusions. This systematic and methodical approach distinguishes scientific inquiry from casual observation or informal study.
Correct Answer:
researchers employ the scientific method
What is the primary objective of comparative anatomy in the field of zoology?
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To study the behavior of different animal species
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To analyze the genetic makeup of various animals
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To compare anatomical structures across species
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To classify animals based on their habitats
Explanation
Explanation:
The primary objective of comparative anatomy is to examine and compare anatomical structures across different species. This analysis helps identify homologous and analogous structures, providing insights into evolutionary relationships, functional adaptations, and species diversification. By comparing anatomy, scientists can reconstruct phylogenetic lineages and understand how organisms have evolved to meet ecological and environmental challenges.
Correct Answer:
To compare anatomical structures across species
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