The Living World Quiz Questions and Answers - Biology

1. Which of the following is a merit in the Bentham and Hooker's system of classification?

[A] The placement of family - Asteraceae in the beginning of Gamopetalae

[B] The placement of order - Ranals in the beginning

[C] Closely related families are placed apart

[D] The position of gymnosperms in between dicots and monocots

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2. One of the most important functions of botanical gardens is that

[A] One can observe tropical plants there

[B] They provide the natural habitat for wild life

[C] They allow ex-situ conservation of germplasm

[D] They provide a beautiful area for recreation

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3. Phenetic classification of organisms is based on

[A] Sexual characteristics

[B] Dendrogram based on DNA characteristics

[C] The ancestral lineage of existing organisms

[D] Observable characteristics of existing organisms

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4. Classification of organisms based on evolutionary as well as genetic relationships is called

[A] Numerical taxonomy

[B] Phenetics

[C] Biosystematics

[D] Cladistics

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5. In angiosperm, characters of flowers are used in classification because

[A] Flowers are attractive

[B] Flowers are large

[C] Characters of flowers are conservative

[D] None of the above

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6. Two plants can be conclusively said to belong to the same species if they

[A] Have more than 90 percent similar genes

[B] Can reproduce freely with each other and form seeds

[C] Have same number of chromosomes

[D] Look similar and possess identical secondary metabolites

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7. Biosystematics aims at

[A] Identification and arrangement of organisms on the basis of cytological characteristics

[B] The classification of organisms based on broad morphological characters

[C] Delimiting various taxa of organism and establishing their relationships

[D] The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies

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8. Practical purpose of taxonomy or classification

[A] To know the evolutionary history

[B] Explain the origin of organisms

[C] Facilitate the identification of unknown species

[D] Identification of medicinal plants

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9. The Phylogenetic system of classification was put forth by

[A] Theophrastus

[B] George Bentham and Joseph Dalton Hooker

[C] Carolus Linnaeus

[D] Adolf Engler and Karl Prantl

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10. In which kingdom would you classify the archaea and nitrogen-fixing organism, if the five-kingdom system of classification is used

[A] Protista

[B] Fungi

[C] Plantae

[D] Monera

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The Living World Quiz Questions and Answers - Biology

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