Who recognized the importance of floral characters in Taxonomy? Why are floral characters more useful than vegetative characters in classification?

Who recognized the importance of floral characters in Taxonomy? Why are floral characters more useful than vegetative characters in classification? 
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Ans: Linnaeus. Floral characters show more variations and more stable than vegetative characters. 
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Phylogenetic system of classification is based on (a) morphological features (b) chemical constituents (c) floral characters (d) evolutionary relationships.

Description : Phylogenetic system of classification is based on (a) morphological features (b) chemical constituents (c) floral characters (d) evolutionary relationships.

Last Answer : d) evolutionary relationships.

Describe various types of symmetry of flower based on the arrangement of floral parts.

Description : Describe various types of symmetry of flower based on the arrangement of floral parts.

Last Answer : Ans: On the basis of this character, floral symmetry is of the following three types. I. Spiral : The free sepals, petals, stamens and carpels are arranged spirally over the conical or convex ... Cyclic: All the four floral parts are arranged in cycles over the thalamus. Ex: Hibiscus, Datura

Floral features are chiefly used in angiosperm identification because (a) flowers can be safely pressed (b) reproductive parts are more stable and conservative than vegetative parts (c) flowers are nice to work with (d) flowers are of various colours.

Description : Floral features are chiefly used in angiosperm identification because (a) flowers can be safely pressed (b) reproductive parts are more stable and conservative than vegetative parts (c) flowers are nice to work with (d) flowers are of various colours.

Last Answer : (b) reproductive parts are more stable and conservative than vegetative parts

Classical taxonomy is also termed a) Beta taxonomy b) Systematic c) Descriptive taxonomy d) Experimental taxonomy

Description : Classical taxonomy is also termed a) Beta taxonomy b) Systematic c) Descriptive taxonomy d) Experimental taxonomy

Last Answer : a) Beta taxonomy

Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these

Description : Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these 

Last Answer : c) Ability to produce plants with desirable qualities 

Hormogonia are vegetative reproductive structure of: (a) Spirogyra (b) Ulothrix (c) Oscillatoria (d) Yeast

Description : Hormogonia are vegetative reproductive structure of: (a) Spirogyra (b) Ulothrix (c) Oscillatoria (d) Yeast

Last Answer : Ans. ((c))

Hormogonia are the vegetative reproductive structures of (a) Chlamydomonas (b) Spirogyra (c) Oscillatoria (d) Ulothrix

Description : Hormogonia are the vegetative reproductive structures of (a) Chlamydomonas (b) Spirogyra (c) Oscillatoria (d) Ulothrix

Last Answer : Ans. ((c))

Formation of diploid embryosac from diploid vegetative structure, e.g., nucellus or integument etc., without meiosis is called: (a) Apospory (b) Apomixis (c) Diplospory (d) Adventives polyembryony

Description : Formation of diploid embryosac from diploid vegetative structure, e.g., nucellus or integument etc., without meiosis is called: (a) Apospory (b) Apomixis (c) Diplospory (d) Adventives polyembryony

Last Answer : Ans. ((a))

Vegetative propagation in mint occurs by:a) Rhizomeb) Suckerc) Runnerd) Offset

Description : Vegetative propagation in mint occurs by:a) Rhizomeb) Suckerc) Runnerd) Offset

Last Answer : b) Sucker

Vegetative propagation is an example of

Description : Vegetative propagation is an example of 

Last Answer : Vegetative propagation is an example of – Recurrent apomixis

Write short notes on leaves that help in vegetative reproduction

Description : Write short notes on leaves that help in vegetative reproduction

Last Answer : Ans: Leaves which have epiphyllous buds help in vegetative reproduction. Such leaves are called as reproductive leaves. In Bryophyllum, notches of leaf margins have epiphyllous buds which upon shedding strike ... buds arise at the leaf tip and in Begonia from the wounded regions of leaf.  

Name the sub-aerial stem modification seen in free floating aquatic plants. How does it help in vegetative propagation?

Description : Name the sub-aerial stem modification seen in free floating aquatic plants. How does it help in vegetative propagation? 

Last Answer : Ans: Off-set is the sub-aerial modified stem seen in free floating hydrophytes. It is brittle and has leaves and roots at its only node. When broken accidentally, it is separated from parent plant and can lead independent life.  

Which aerial stem modification is concerned with vegetative propagation? Give two examples.

Description : Which aerial stem modification is concerned with vegetative propagation? Give two examples. 

Last Answer : Ans: Bulbils. Ex: Agave americana, Dioscoria bulbifera 

Artificial methods of vegetative propagation includes a) Cloning b) grafting c) cuttings d) both b and cn

Description : Artificial methods of vegetative propagation includes a) Cloning b) grafting c) cuttings d) both b and cn

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Considering corms of natural vegetative propagation, buds are present at a) Front side of corm b) Backside of corm c) Top of corm d) End of corm

Description : Considering corms of natural vegetative propagation, buds are present at a) Front side of corm b) Backside of corm c) Top of corm d) End of corm

Last Answer : c) Top of corm

Example of natural vegetative propagation does not include a) Corals b) bulbs c) corms d) rhizomes

Description : Example of natural vegetative propagation does not include a) Corals b) bulbs c) corms d) rhizomes

Last Answer : a) Corals

Example of plant in which vegetative propagation is occurred by leaves is called a) Cannabisn b) Chrysanthemum c) Cryophyllum d) Brassica

Description : Example of plant in which vegetative propagation is occurred by leaves is called a) Cannabisn b) Chrysanthemum c) Cryophyllum d) Brassica

Last Answer : c) Cryophyllum

In cutting method of vegetative propagation, cuttings are mainly taken from a) Leaves of parent plant b) Roots or stems of parent plant c) Shoots of parent plant d) Buds of parent plant

Description : In cutting method of vegetative propagation, cuttings are mainly taken from a) Leaves of parent plant b) Roots or stems of parent plant c) Shoots of parent plant d) Buds of parent plant

Last Answer : b) Roots or stems of parent plant

External agencies are not required in a) natural vegetative propagation b) sexual reproduction c) bisexual reproduction d) trisexual reproduction

Description : External agencies are not required in a) natural vegetative propagation b) sexual reproduction c) bisexual reproduction d) trisexual reproduction

Last Answer : a) natural vegetative propagation

Disadvantages of natural vegetative propagation includes a) lack of dispersal mechanisms b) no fertilization is involved c) area is quickly colonized d) daughter plants can grow quickly

Description : Disadvantages of natural vegetative propagation includes a) lack of dispersal mechanisms b) no fertilization is involved c) area is quickly colonized d) daughter plants can grow quickly

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Classification of stomata was first given by

Description : Classification of stomata was first given by

Last Answer : Classification of stomata was first given by – Metcalfe and Chalk (1950)

Define artificial system of classification and give two examples.

Description : Define artificial system of classification and give two examples. 

Last Answer : Ans: Classification which is based on one or few easily comparable characters is called as Artificial system of classifications. Ex: Theophrastus classification of plants into Herbs, Shrubs ... in Historia Plantarum. Linnaeus classification of plants based on androecium and Gynoecium characters. 

What are the taxonomy classification of a buffalo?

Description : What are the taxonomy classification of a buffalo?

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Taxonomy is a science that deals with (1) Morphology (2) Anatomy (3) Classification (4) Economic uses

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Classification of insects and rules of their nomenclature comes under the branch a. Ecology b. Taxonomy c. Physiology d. Morphology

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Basic unit or smallest taxon of taxonomy/ classification is (a) species (b) kingdom (c) family (d) variety.

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Last Answer : d) variety.

Which one of the following statements aptly define the term “Taxonomy”? a. Branch of science concerned with classification, especially of organisms. b. Study which deals with emotional attributes of animals. c. Study regarding reproduction in cattle. d. Branch of zoology concerned with habitat preference among nocturnal organisms.

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Taxonomy is a science that deals with (1) Morphology (2) Anatomy (3) Classification (4) Economic uses

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Write the characters of meristems and briefly write about apical meristems.

Description : Write the characters of meristems and briefly write about apical meristems. 

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Name the special inflorescence which has a single flower and many male flowers. What are its cymose characters?

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Mention the economic importance of Solanaceae.

Description : Mention the economic importance of Solanaceae.

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How are mutations useful for crop improvement?

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What cross is useful in determining the genetic purity of gametes? Show with an example.

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