12 Questions
What is the term for the ability to detect and respond to changes in the internal or external environment?
Sensitivity
What is the purpose of excretion in living organisms?
To remove waste products
What is the sequence of classification in the classification system?
Kingdom → Phylum → Classes → Orders → Families → Genus → Species
What is the format of the Binomial System of Naming Species?
Genus species
Why do scientists use DNA base sequence in classification?
To show the evolutionary relationships between organisms
What is the term for the chemical reactions in cells that break down nutrient molecules and release energy for metabolism?
Respiration
What is the primary purpose of a dichotomous key?
To classify organisms based on visible features
Which characteristic is common to all animals?
Multicellular with no cell walls or chloroplasts
What is the primary characteristic that distinguishes mammals from other vertebrates?
Mammary glands
Which group of organisms is characterized by the presence of an exoskeleton, jointed legs, and a segmented body?
Arthropods
What is the primary characteristic that distinguishes arachnids from crustaceans?
Number of pairs of legs
Which kingdom of organisms includes amoeba and seaweed?
Protist or Protoctist
Test your knowledge on the fundamental characteristics of living organisms, including movement, respiration, sensitivity, growth, reproduction, and excretion. Learn about the essential processes that occur in living things. Assess your understanding of the basic features that define life.
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