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51.

Genus is a group of similar and relatedA. classesB. phylaC. speciesD. orders

Answer» Correct Answer - C
52.

Which of the following options represents the correct classification for the given animal ? A. `{:("Phylum","Class","Order","Family","Genus","Species"),("Chordata","Vertebrata","Chiroptera","Felidae","Canis","tigirs"):}`B. `{:("Phylum","Class","Order","Family","Genus","Species"),("Chordata","Mammalia","Carnivora","Felidae","Panthera","tigris"):}`C. `{:("Phylum","Class","Order","Family","Genus","Species"),("Vertebrata","Mammalia","Carnivora","Felidae","Panthera","tigirs"):}`D. `{:("Phylum","Class","Order","Family","Genus","Species"),("Mammalia","Falide","Carnivora","Feliaceae","Panthera","leo"):}`

Answer» Correct Answer - B
53.

Which of the following represents the correct sequence of various taxonomic categories ?A. Class-Phylum-Tribe-Order-Family-Genus-SpeciesB. Division-Class-Family-Tribe-Order-Genus-SpeciesC. Division-Class-Order-Family-Tribe-Genus-SpeciesD. Phylum-Order-Class-Tribe-Family-Genus-Specis

Answer» Correct Answer - C
54.

The given flow chart represents the hierarchy of various taxonomic categories. Identify the missing categories (A, Ba nd C) and select the correct statements regarding these. (i) A is the taxonomic category which contains a number of related genera. (ii) Example of category B are Monocotyledonae, Dicotyledonae, Mammalia, etc. (iii) C represents the basic unit of taxonomic hierarchy. (iv) Examples of category C are Fungi, Monera, Protista, etc. A. (i) and (ii)B. (iii) and (iv)C. (i), (ii) and (iv)D. (i), (ii), (iii) and (iv)

Answer» Correct Answer - C
The correct sequence of taxonomical hierarchy in ascending order is as follows.
`{:("Species" rarr "Genus" rarr "Family" ,rarr, "order" .rarr "class"),(, , " "darr),(" Kingdom",larr,"Phylum/Division"):}`
So, in the given flow chart, A,B and C respectively are family, class and kingdom. Species resresents the basic unit of taxonomic hierarchy.
55.

Which is the correct sequence of taxonomic categories?A. Species `rarr` genus `rarr` order `rarr` phylumB. Species `rarr` order `rarr` phylum `rarr` kingdomC. Genus `rarr` species `rarr` order `rarr` kingdomD. None of the above

Answer» Correct Answer - D
56.

The framework system of classification in which various taxonomic categories are arranged in order or logical sequence is called.A. systematicsB. classificationC. hierarchyD. taxon

Answer» Correct Answer - C
57.

The framework system of classification in which various taxonomic categories are arranged in order or logical sequence is called.A. ClassificationB. systematicsC. TaxonD. hierarchy

Answer» Correct Answer - D
The framework system of classification in which various taxonomic categories are arranged in order or logical sequence is called hierarchy.
58.

Select the statement which is incorrect about tautonyms.A. They are not vaild for plantsB. They are the names with same generic and specific epithetsC. These are the names in which specific epithet and intraspecific epithet are also identicalD. These are commonly used for zoological names

Answer» Correct Answer - C
59.

A division is placed betweenA. genus and orderB. class and kingdomC. species and familyD. order and kingdom

Answer» Correct Answer - B
60.

Genus representsA. An individual plant or animalB. A collection of plants or animalC. Group of closely related species of plants or animalsD. None of these

Answer» Correct Answer - c
61.

Two plants can be conclusively said to belong to the same species if theyA. Have same number of chromosomesB. Can reproduce freely with each other and form seedsC. Have more than 90 per cent similar genesD. Look similar and possess identical secondary metabolites

Answer» Correct Answer - B
62.

Match column I with column II and select the correct option from the codes given below. `{:(,"Column I",,"Column II"),(A.,"Planaria",(i),"Binary fission"),(B,."Fungi",(ii),"Asexual spores"),(C.,"Yeast",(iii),"Budding"),(D.,"Amoeba",(iv),"True regeneration"),(,,(v),"Fragmentation"):}`A. A-(i), B-(ii), C-(iii), D-(iv)B. A-(iv), B-(ii), (v), C-(iii), D-(i)C. A-(ii), B-(v), C-(i), D-(iv)D. A-(v), B-(ii), (i), C-(iii), D-(iv)

Answer» Correct Answer - B
63.

Planaria possesses high capacity ofA. BioluminescenceB. MetamorphosisC. RegenerationD. Alternation of generation

Answer» Correct Answer - C
Planaria possess high capacity of regeneration.
64.

Algae with photosynthetic pigments possess nutritionA. HolozoinB. SaprophyticC. HolophyticD. paraasitic

Answer» Correct Answer - c
Algae with photostnthetic pigment posses photosynthetic nutrtion.
65.

what is correctA. Apis indicaB. Trypanosoma gambienseC. Ficus bengalensisD. Mangifera indica

Answer» Correct Answer - d
beacause Mangifera indica is a correct reperssentation of scientific name. According to binomal nomenclature.
66.

National Boltanical Research Institute (NBRI) is located at:A. LucknowB. England, (Kew)C. KolkataD. Howrah

Answer» Correct Answer - A
National botanical research institute situated in Lucknow.
67.

National Boltanical Research Institute (NBRI) is located at:A. MunbaiB. KolkataC. LucknowD. Chennai

Answer» Correct Answer - C
68.

Identification is the process ofA. Naming living organismB. Recognising the characteristic features of an organismC. Categorising living organismD. Discovering new species of plants and animals

Answer» Correct Answer - B
Identification is recognising the features of organisms
69.

Naming system accepted universally, is known asA. Vernacular namesB. Zoological nomenclatureC. Binomial nomenclatureD. Botanical nomenclature

Answer» Correct Answer - C
Vernacular names are local or regional names
70.

International Code of Zoological Nomenclature set rules for scientific naming ofA. PlantsB. FungiC. AnimalsD. Virus

Answer» Correct Answer - C
ICZN deals with nomenclature of animals
71.

Which of the following are the basic processes of taxonomy?A. Characterisation and classification.B. Identification and nomenclatureC. Both A and BD. None of the above

Answer» Correct Answer - C
Characterissation, identification, classification and nomenclature are the processes that are basic to taxonomy.
72.

Which ensure that each organism has only one name all over the world?A. Scientific nameB. Local nameC. Trivial nameD. All of the above

Answer» Correct Answer - A
Scientific name ensures that each organism has only one name all over the world.
73.

Nomenclature or naming is only possible when the organism is described correctly and we know to what organism the name is attached to. This isA. TaxonomyB. ClassificationC. IdentificationD. Binomial system.

Answer» Correct Answer - C
Nomenclature or naming is only possible when the organism is described correctly sand we know to what organism the name is attached to. This is identification.
74.

According to binomial nomenclature, two words used for naming a plant or animal areA. species and genusB. genus and speciesC. species and familyD. genus and family

Answer» Correct Answer - B
75.

Which nomenclature system is employed for naming plantsA. VernacularB. BinomialC. MononomialD. Polynomial

Answer» Correct Answer - B
76.

Which naming system is practised by biologists all over the world?A. Binomial systemB. Trivial systemC. Artifical systemD. All of the above

Answer» Correct Answer - A
Binomial system is practised by biologist all over the world.
77.

There is a need to standardise the naming of living organisms such that a particular organism is known by the sae name all over the owrld. This process is called.A. SystematicsB. NomenclatureC. CytotaxonomyD. Taxonomy

Answer» Correct Answer - B
The naming of living organnisms such that a particular organism is known by the sae name all over the world. This process is called nomenclature.
78.

In mangifera indica, indica indicatesA. Name of the genusB. Name of the speciesC. Specific epithetD. Both B and C

Answer» Correct Answer - D
In mangifera indica, indica indicates specific epithet or name of species.
79.

Neontological species isA. Species belonging to particular areaB. Species of a particular timeC. Living speciesD. Both A and B

Answer» Correct Answer - C
80.

Mangifera is aA. varietyB. genusC. speciesD. class.

Answer» Correct Answer - B
81.

A taxonomic species distinguished on the basic of morphological characters isA. MorphospeciesB. BisopeciesC. LinneonD. Neontological species.

Answer» Correct Answer - C
82.

Assertion: Two plants A and Bare treated as two taxonomic species. , Reason: Both A and B are different in correlated morphological charactersA. If both Assertion & Reason are true and the reason is the correct explanation of the assertionB. If both Assertion & Reason are true but the reason is not the correct explanation of the assertionC. If Assertion is true statement but Reason is falseD. If both Assertion and Reason are false statements

Answer» Correct Answer - A
83.

Assertion: Two plants A and Bare treated as two taxonomic species. , Reason: Both A and Bare different in correlated morphological characters

Answer» Correct Answer - 1
84.

A place used for storing, preservation and exhibition of both plants and aimals is known asA. HerbariaB. Botanical GardenC. MuseumD. Zoos

Answer» Correct Answer - C
85.

A collection of species which bera a close resemblance to one another in the morphological characters of the floral parts is known asA. familyB. varietyC. genusD. division.

Answer» Correct Answer - C
86.

Name atleast five simple tools that are needed for the collection and preservation of plants or their parts.

Answer» (i) Cutters (ii) Digger-Khurpi (iii) Vasculum (iv) Plant press (v) Herbarium sheet.
87.

Distinction of Prokaryota and eukaryota is mainly based onA. Nucleus onlyB. cell organelles onlyC. Chromsomes onlyD. all the above

Answer» Correct Answer - d
88.

Taxonomy is the study ofA. envolutionary relationships between organismsB. the classification of life forms by their similarities and differencesC. geneticsD. phylogeny

Answer» Correct Answer - B
89.

Karyotaxonomy is based onA. trinomial nomenclatureB. organic evolutionC. number of chromosomesD. utility of an organism

Answer» Correct Answer - C
90.

The scientific name of banyan is written as Ficus benghalensis L. Which of the following statements is correct regarding this ?A. Letter L. signifies Latin language.B. The name should be written reverse with benghalensis preceding Ficus.C. Letter L. signifies the raxonomist Linnaeus.D. benghalensis is a generic name.

Answer» Correct Answer - C
In binomial nomenclature, the first or generic world starts with a capital letter while the second world or specific epithet starts with a small letter. The name of taxonomist appears after the specific epithet, i.e., at the end of the biological name and is written in abbreviated form e.g., Ficus benghalensis L., indicates that species was first described by Linnaeus.
91.

The concept of fixity of species was first proposed byA. LinnaeusB. BrunfelsC. BenthamD. Julian Huxley

Answer» Correct Answer - A
92.

The concept of fixity of species was first proposed byA. BuffonB. BrunfelsC. BenthamD. Julian Huxley

Answer» Correct Answer - A
93.

Taxonomy is important in agriculture because it helps inA. identification of plant pestsB. identification of weedsC. identification of pathogensD. All of the above

Answer» Correct Answer - D
Agriculture faces many challenges, e.g. biotic and abiotic. Knowledge of taxonomy help in identification of pests, weeds and pathogens. Chemotaxonomy gives the relative chemical information of the pest, weeds and pathogens, that help in destroction of pests.
94.

sequence of taxonomic categories isA. Division-Class- Family- Tribe-Order-Genus--SpeciesB. Division-Class-Order-Family- Tribe-Genus-SpeciesC. Phylum-Order-Class-Tribe-Family-Genus-SpeciesD. Class-Phylum-Tribe-Order- Family-Genus-Species

Answer» Correct Answer - B
95.

Two species can be said to be reproductively isolated if they areA. interfertileB. not interfertileC. do not grow together in common habitatD. growing together in a common habitat

Answer» Correct Answer - B
Reproduction isolation is the inability of a species to breed suceessfully with related species due to geographical, behavioural, physiological or genetic barriers. If species do not interfertile they are reproductively isolated.
96.

The label of a herbarium sheet does not carry information onA. Height of the plantB. Data of collectionC. Name of collectroD. Local names

Answer» Correct Answer - A
97.

Pesticide used in preparation of herbarium isA. NAAB. Mercuric chlorideC. Carbon sidulphideD. 2,4-D

Answer» Correct Answer - B
The pesticide that is used in preparation of herbarium is mercuric chloride.
98.

Nothing lives for ever, yet life continues. What does it mean?A. Death has nothing to do with the continuation of lifeB. Though older die, but new are produced due to reproductionC. Both (a) and (b)D. None of the above

Answer» Correct Answer - B
99.

Living organisms share the following fea- tures except that theyA. are formed of protoplasmB. can prepare foodC. respireD. reproduce

Answer» Correct Answer - B
100.

What is meant by living? Give any four defining features of life forms.

Answer» The living organism exhibit distinctive characteristics, which are as follows
(i) Growth All living organisms grow in size as well as in number. Plants show growth all through their life whereas animals up to a certain growth period after which growth ceases.
(ii) Reproduction The process of reproduction is essential for the continuty of life on earth. Every organism whether unicelluar or multicellular gives rise to an individual of its own kind. Lower organisms usually reproduce asexually, e.g., Hydra, fungi, yeast, etc.
Sexual reproduction is found in advanced group of organisms, which involves two parents. In Amoeba growth and reproduction howevr is synonymous.
(iii) Metabolism There are thousands of enzymatically controlled reactions occurring in all living cells. These are synthesising 9anabolic) and breaking down (catabolic) reactions.
Hence, it is the most important characteristic of living organisms.
(iv) Response to stimuli Consciousness and response to stimulus is the defining property of all living organisms. Plants respond to light, water temperature. Unicellular organisms also sense their environment and respond accordingly.
(v) Cellular organisation The cellular organisation of the body is the defining feature of life forms. Cells work together in hierarchial manner group of cells make tissues, tissues make organs, organs make systems, systems when work in co-ordination form an individual.
So, we can say living organisms are self replicating, evolving and capable of responding to external stimuli.