Tag: classification of biodiversity

Questions Related to classification of biodiversity

The scientist(s) who gave artificial system of classification is/are

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

  1. Joseph Dalton Hooker

  2. George Bentham

  3. Linnaeus

  4. Engler and Pranti

Show answer
Correct Option: C
Explanation:
Carolus Linnaeus (1707- 1778), regarded as the “Father of Systematic Botany”‘, published an artificial system based exclusively on floral characters. Linnaeus sexual system based on floral characters is the most advanced of artificial classification. Linnaeus classifies all the flowering plants under twenty-four classes on the basis of floral character, which includes:
i. A number of stamens present in a flower.
ii. Insertation of floral parts into the thalamus.
iii. Arrangement adhesion and distribution of stamens.
iv. Nature of anther and filaments and their arrangement.
So, the correct answer is 'Linnaeus'.

Aristotle classify plants into

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

  1. Trees

  2. Shrubs

  3. Trees, shrubs and herbs

  4. None of these

Show answer
Correct Option: C
Explanation:
Classification is the arrangement of living organisms into groups on the basis of similarities and dissimilarities between them and placing within taxonomic hierarchy such as kingdom, genus, species etc. Aristotle was the first to give a scientific basis for classification. He classified living organisms into two groups; plants and animals.
He divided plants into trees, shrubs and herbs on the basis of simple morphological characters.
So, the correct answer is 'Trees, shrubs and herbs'.

In which year 'Mayer' was awarded by the international prize of biology:-

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

  1. $1983$

  2. $1997$

  3. $1994$

  4. $1999$

Show answer
Correct Option: C
Explanation:

Ernest Mayr was awarded the international prize of biology in the field of Systematic Biology and Taxonomy in the year 1994.

So, the correct option is '1994'.

Which is essential and is the prime sources of taxonomic studies of plants and animals?

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

  1. Identification

  2. Nomenclature

  3. Classification

  4. Collection of actual specimen

Show answer
Correct Option: A
Explanation:

Taxonomy is the science of naming, describing and classifying organisms and includes all plants, animals and microorganisms of the world using morphological, behavioural, genetic and biochemical observations, taxonomists identify, describe and arrange species into classifications including those that are new to science.

So, the correct option is 'Identification'.

In flowering plants, male gametes are formed by:-

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

  1. meiosis

  2. mitosis

  3. Amitosis

  4. Endomitosis

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Correct Option: A

Which of the following is not a variation in rose plant?

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

  1. Spines

  2. Tendrils

  3. Leaf Margin

  4. Coloured plants

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Correct Option: A

What type of fruit will be produced by fixing the stock of sour juice producing branch on scion of plant having sweet branch?

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

  1. Sweet and fibrous

  2. Sweet and juicy

  3. Sour and juicy

  4. Sour and fibrous

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Correct Option: A

Prolongation of thalamus beyond carpel is present in?

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

  1. Foeniculum

  2. Silene

  3. Passiflora

  4. Both $(2)$ and $(3)$

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Correct Option: A

The rootlets are repeatedly swollen thus giving a beaded appearance in?

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

  1. Dahlia

  2. Momordica

  3. Curcuma

  4. Ipecac

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Correct Option: A

How many of the following features are exclusively associated with flowering plants ?
Presence of seeds, occurrence of fruit, Reduced male gametophyte, Double fertilisation, Diplontic life cycle, Triploid endosperm

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

  1. 6

  2. 5

  3. 4

  4. 3

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Correct Option: A