Tag: classification of biodiversity

Questions Related to classification of biodiversity

Principles and rules of classification are studied under 

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Systematics

  2. Natural classifications

  3. Nomenclature

  4. Taxonomy

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Correct Option: D
Explanation:

Taxonomy is the branch of biology that involves the study of principles and procedures of classification into groups based on similarities of structure, origin, etc. Three main objectives of Taxonomy are Identification, Nomenclature, and Classification.

So, the correct option is 'Taxonomy'.

Taxon is the unit of 

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Species

  2. Genus

  3. Order

  4. Taxonomy

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Correct Option: D
Explanation:

Taxon is the unit of taxonomy. It is any level of grouping organisms. It is all the categories in the hierarchical classification. Genus, order, family, species are all taxon.

Thus, the correct answer is option D.

Phylogenetic system of angiosperm classification was given by

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Hallier

  2. Hutchinson

  3. Takhtajan

  4. All of the above

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Correct Option: D
Explanation:
  • Hallier, Hutchinson, Takhtajan, Engler, and Prantl proposed the phylogenetic system of classification. 
  • This system includes classifying organisms on the basis of descent from a common ancestor. It is based on evolutionary ancestry. 
So, the correct option is ' All of the above'.

Dolphin was placed amongst mammals by

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Hippocrates

  2. Empedocles

  3. Thales

  4. Aristotle

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Correct Option: D
Explanation:

Dolphin has been correctly placed in mammals by Aristotle due to the presence of typical mammalian features :

1. Mammary glands (in females) that produce mammalian milk to feed their young ones.
2. They do not lay eggs but give birth to their young ones.
3. They are warm-blooded animals.
4. Lungs are present.
5. Their RBCs are biconcave and enucleated.

So, the correct option is 'Aristotle'.

A group of plants or animals with similar traits of any rank is 

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Species

  2. Genus

  3. Order

  4. Taxon

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Correct Option: D
Explanation:

Each unit or category of classification is termed as a taxon. It represents a rank. All the organism belonging to a similar taxon share similar traits. For example, the basic level of classification is species, followed by genus, family, order, class, phylum or division, in ascending order.

So, the correct option is 'Taxon'.

Sexual reproduction of flowering plants was discovered by.

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Camerarius

  2. Nawaschin

  3. Strasburger

  4. Maheshwari

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Correct Option: A

In flowering plants archesporium gives rise to.

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Wall of sporangium

  2. Both wall and sporogenous cells

  3. Wall and tapetum

  4. Tapetum and sporogenous cells

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Correct Option: B

A flower with over one thousand stamens is?

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Bignonia

  2. Bombax

  3. Cannabis

  4. Adansonia

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Correct Option: A

A mutant strain of Neurospora which fails to grow on a minimal medium unless supplemented with a nutrient is called

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Auxotroph

  2. Autotroph

  3. Heterotroph

  4. Prototroph

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Correct Option: A

In evolutionary history, in which one of the following periods did the flowering plants make their first appearance?

botany taxonomy and systematic botany taxonomy and systematics systematics of living world kingdom plantae plant taxonomy classification of biodiversity

  1. Certaceous of Mesozoic era

  2. Pleocene of cenopzic era

  3. Devonian of Paleozoic

  4. Permian of Paleozoic era

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Correct Option: A