Criteria for Classification
Biology ⇒ Biological Classification
Criteria for Classification starts at 9 and continues till grade 12.
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See sample questions for grade 11
Describe how molecular data has changed the criteria for classification in recent years.
Describe the difference between artificial and natural classification systems.
Describe the importance of using multiple criteria in the classification of organisms.
Explain the role of reproductive isolation in the classification of species.
Explain the significance of homologous structures in classification.
Explain why classification systems are constantly revised and updated.
Explain why convergent evolution can make classification based on morphology alone difficult.
Explain why evolutionary relationships are considered in modern biological classification systems.
Which of the following criteria is most important in the classification of organisms at the kingdom level?
(1) Habitat
(2) Cell type
(3) Size
(4) Color
Which of the following is a biochemical criterion for classification?
(1) Type of habitat
(2) Presence of mitochondria
(3) Enzyme composition
(4) Number of limbs
Which of the following is a criterion for classifying animals into phyla?
(1) Type of cell wall
(2) Body symmetry
(3) Mode of nutrition
(4) Number of chromosomes
Which of the following is a criterion for classifying bacteria?
(1) Type of locomotion
(2) Gram staining reaction
(3) Number of chromosomes
(4) Habitat
Fill in the blank: Organisms that can make their own food are classified as __________.
Fill in the blank: Organisms that obtain their food by consuming other organisms are called __________.
Fill in the blank: Organisms with similar __________ are grouped together in a genus.
Fill in the blank: The __________ approach to classification uses evolutionary history and genetic information to group organisms.
True or False: All organisms with similar external features are always classified in the same group.
True or False: Habitat is the primary criterion for classifying organisms into kingdoms.
True or False: The presence of a backbone is a criterion for classifying animals into vertebrates and invertebrates.
True or False: The presence of seeds is a criterion for classifying plants into gymnosperms and angiosperms.
