NEET Biology The Living World MCQs Set B

Question. Which of the following is not included under in situ conservation : 
(a) National park
(b) Santuary
(c) Botanical garden
(d) Biosphere reserve

Answer : C

Question. ICBN stands for : 
(a) International Code of Botanical Nomenclature
(b) International Congress of Biological Names
(c) Indian Code of Botanical Nomenclature
(d) Indian Congress of Biological Names

Answer : A

Question. The living organisms can be unexceptionally distinguishied from the non-living things on the basis of their ability for : 
(a) Interaction with the environment and progressive evolution.
(b) Reproduction
(c) Growth and movement
(d) Responsiveness to touch

Answer : B

Question. The highest number of species in the world is represented by : 
(a) Mosses
(b) Algae
(c) Lichens
(d) Fungi

Answer : D

Question. Who proposed the term, 'alpha, 'beta' and 'gamma' in taxonomy? 
(a) de Candolle
(b) Turill
(c) Huxley
(d) Lamarck

Answer : B

Question. In which of the following, organisms are very much similar to each other : 
(a) Order
(b) Class
(c) Genus
(d) Species

Answer : D

Question. Bionomical nomenclature was given by : 
(a) Linnaeus
(b) Whittaker
(c) Huxley
(d) Darwin

Answer : A

Question. Genera Plantarum was written by : 
(a) Engler and Prantl
(b) Huxley
(c) Carolus Linnaeus
(d) Arthur Cronquist

Answer : C

Question. New systematics and the concept of life was given by : 
(a) Clementia
(b) Elton
(c) Odum
(d) Huxley

Answer : D

Question. In which book Benthum and Hooker proposed their classification? 
(a) Genera Plantarum
(b) Species Plantarum
(c) Historia Plantarum
(d) Historia Nature

Answer : A

Question. New systematics introduced by Sir Julian Huxley is also called : 
(a) Phenetics
(b) Cladistics
(c) Biosystematics
(d) Numerical Taxonomy

Answer : C

Question. Which one of the following statements correctly defines the term 'Homonym'?
(a) Identical name of two different plant.
(b) Two or more names belonging to the same taxon.
(c) When species name repeats the generic name.
(d) Other name of taxon given in a language other than the language of Zoological / Botanical nomenclature.

Answer : A

Question. 'Oryza sativa' is a binomial name of rice plant. The 'sativa' stands for :
(a) specific name
(b) specific epithet
(c) species name
(d) specific nomenclature

Answer : C

Question. External fertilization occurs in majority of :
(a) algae
(b) fungi
(c) liverworts
(d) mosses

Answer : A

Question. Largest number of species are traced in :
(a) arthropoda
(b) echinodermata
(c) bacteria
(d) fungi

Answer : D

Question. Taxonomic hierarchy refers to : 
(a) Stepwise arrangement of all categories for classification of plants and animals.
(b) A group of senior taxonomists who decide the nomenclature of plants and animals.
(c) A list of botanists or zoologists who have worked on taxonomy of a species or group.
(d) Classification of a species based on fossil record.

Answer : A

Question. Which one of the following aspects is an exclusive characteristic of living things?
(a) Perception of events happening in the environment and their memory.
(b) Increase in mass by accumulation of material both on surface as well as internally.
(c) Isolated metabolic reactions occur invitro
(d) Increase in mass from inside only

Answer : A

Question. The closely related morphologically similar sympatric populations, but reproductively isolated, are designated as :
(a) Clones
(b) Sibling species
(c) Clines
(d) Demes

Answer : B

Question. Taxon' is the unit of : 
(a) Order
(b) Taxonomy
(c) Species
(d) Genus

Answer : B

Question. Floral features are chiefly used in angiosperms, 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

Answer : B

Question. Which of the following is least general in characters as compared to genera? 
(a) Species
(b) Division
(c) Class
(d) Family

Answer : A

Question. Biosystematics aims at : 
(a) The classification of organisms based on broad morphological characters
(b) Delimiting various taxa of organisms and establishing their relationships
(c) The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies.
(d) Identification and arrangement of organisms on the basis of their cytological characteristics

Answer : C

Question. Species is considered as 
(a) Real basic unit of classification
(b) The lowest unit of biosystematics
(c) Artificial concept of human mind which cannot be defined in absolute terms
(d) Real units of classification devised by taxonomists

Answer : A

Question. Which of the following is not true of a species?
(a) Members of a species can interbread
(b) Gene flow does not occur between the population of a species
(c) Each species is reproductively isolated from every other species
(d) Variations occur among members of a species

Answer : B

Question. One of the most important function of botanical gardens is that : 
(a) They provide a beautiful area for recreation
(b) One can observe tropical plants there
(c) They allow ex-situ conservation of germplasm
(d) They provide the natural habitat for wildlife

Answer : C

Question. Two plants can be conclusively said to belong to the same species if they 
(a) Have more than 90 percent similar genes
(b) Look similar and possess identical secondary metabolites
(c) Have same number of chromosomes
(d) Can reproduce freely with each other and form seeds

Answer : D

Question. All given are suffixes used for category class except 
(a) -phyta
(b) -opsida
(c) -phyceae
(d) –ae

Answer : A

Question. Biological concept of species was given by ________ and it is based on ______
(a) Lamarck; physiological isolation
(b) Linnaeus; morphological isolation
(c) Ernst Mayr; mechanical isolation
(d) Ernst Mayr; reproductive isolation

Answer : D

Question. Primary function of herbarium is :
(a) α-taxonomic research
(b) β-taxonomic research
(c) ω--taxonomic research
(d) All of these

Answer : A

Question. Which one of the following is the first publication of Carolus Linnaeus?
(a) Systema Naturae
(b) Classes Plantarum
(c) Hortus Cliffortianus
(d) Hortus Upplandicus

Answer : D

Question. Type specimen described alongwith holotype is called 
(a) Paratype
(b) Isotype
(c) Topotype
(d) Lectotype

Answer : A

Question. Scientific name Rattus rattus is an example of 
(a) Autonyms
(b) Tautonyms
(c) Synonyms
(d) Homonyms

Answer : B

Question. Species belonging to different time period are called 
(a) Synchronic species
(b) Allochronic species
(c) Sympatric species
(d) Allopatric species

Answer : B

Question. NBRI is situated at 
(a) Calcutta
(b) Bombay
(c) Madras
(d) Lucknow

Answer : D

Question. Which one of the following is not a correct statement? 
(a) Botanical gardens have collection of living plants for reference.
(b) A museum has collection of photographs of plants and animals.
(c) Key is a taxonomic aid for identification of specimens.
(d) Herbarium houses dried, pressed and preserved plant specimens.

Answer : B

Question. Which of the following statements is wrong for viroids?
(a) Their RNA is of high molecular weight
(b) They lack a protein coat
(c) They are smaller than viruses
(d) They cause infections

Answer : A

Question. Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature. 
(a) When written by hand, the names are to be underlined
(b) Biological names can be written in any language
(c) The first word in a biological name represents the genus name, and the second is a specific epithet
(d) The names are written in Latin and are italicised

Answer : B

Question. The label of a herbarium sheet does not carry information on 
(a) height of the plant
(b) date of collection
(c) name of collector
(d) local names

Answer : A

Question. The genetic material in tobacco mosaic virus is 
(a) ss DNA
(b) ss RNA
(c) ds RNA
(d) ds DNA

Answer : B

Question. Assertion : Consciousness is considered as the defining property of living organisms.
        Reason : All organisms, from the prokaryotes to the most complex eukaryotes can sense and respond to environmental stimuli. 
(a) If both assertion and reason are true and reason is the correct explanation of assertion.
(b) If both assertion and reason are true but reason is not the correct explanation of assertion.
(c) If assertion is true but reason is false.
(d) If both assertion and reason are false.

Answer : A

Question. Match column I with column II and choose the correct option.
    Column-I                 Column-II
A. Family                  I. Tuberosum
B. Kingdom              II. Polymoniales
C. Order                   III. Solanum
D. Species               IV. Plantae
E. Genus                  V. Solanaceae
(a) A – IV; B – III; C – V; D – II; E – I
(b) A – V; B – IV; C – II; D – I; E – III
(c) A – IV; B – V; C – II; D – I; E – III
(d) A – V; B – III; C – II; D – I; E – IV

Answer : B

More Questions........................................

Question. Dicots like mango, brinjal and monocot like wheat are placed under a common taxonomic category known as
(a) Division – Angiospermae
(b) Phylum – Arthropoda
(c) Phylum – Angiospermae
(d) Class – Angiospermae

Answer : A

Question. Rice and brinjal belong to the category ending with suffix
(a) phyta”
(b) ae”
(c) ales”
(d) aceae”

Answer : A

Question. Various taxonomic categories are
(a) Mere morphological aggregates  
(b) International codes used for nomenclature
(c) Distinct biological entities
(d) Collection of organisms on structural similarities only

Answer : C

Question. Plants belonging to different classes, with a few similar characters are assigned to a category called
(a) Division
(b) Genus
(c) Order
(d) Phylum

Answer : A

Question. Which of the following chemicals is used for poisoning the specimens in herbarium technique?
(a) HCl
(b) HgCl2   
(c) AgNO3
(d) None of these

Answer : B

Question. The international size of herbarium sheet is
(a) 41 × 29 cm
(b) 40 × 30 inches
(c) 42 × 20 cm
(d) 39 × 28 cm

Answer : A

Question. Live specimens are used for reference in taxonomic studies i
(a) Museum
(b) Zoological parks
(c) More than one option is correct
(d) Botanical gardens

Answer : C

Question. Which one of the following is not a correct statement?
(a) Herbarium houses dried, pressed and preserved plant specimens
(b) Botanical gardens have collection of living plants for reference
(c) Key is a taxonomic aid for identification of specimens
(d) A museum has collection of photographs of plants and animals 

Answer : D

Question. Maximum nutritional diversity is found in the group
(a) Monera
(b) Animalia
(c) Fungi
(d) Plantae

Answer : A

Question. Which one of the following aspects is an exclusive characteristic of living things?
(a) Increase in mass from inside only
(b) Isolated metabolic reactions occur in-vitro
(c) Increase in mass by accumulation of material both on surface as well as internally
(d) Perception of events happening in the environment and their memory

Answer : A

Question. The living organisms can be unexceptionally distinguished from the non living things on the basis of their ability for
(a) Growth and movement
(b) Responsiveness to touch  
(c) Interaction with the environment and progressive evolution
(d) Reproduction

Answer : B

Question. ICBN stands for
(a) International Code of Botanical Nomenclature
(b) Indian Code of Botanical Nomenclature
(c) Indian Congress of Biological Names
(d) International Congress of Biological Names

Answer : A

Question. Two plants can be conclusively said to belong to the same species if they
(a) Can reproduce freely with each other and form seeds
(b) Have same number of chromosomes
(c) Have more than 90 per cent similar genes
(d) Look similar and possess identical secondary metabolites

Answer : A

Question. Biosystematics aims at
(a) The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies
(b) Delimiting various taxa of organisms and establishing their relationships
(c) The classification of organisms based on broad morphological characters
(d) Identification and arrangement of organisms on the basis of their cytological characteristics

Answer : A

Question. The common characteristics between tomato and potato will be maximum at the level of their
(a) Order
(b) Family 
(c) Division
(d) Genus

Answer : B

Question. Taxonomic hierarchy refers to
(a) Step-wise arrangement of all categories for classification of plants and animals
(b) A group of senior taxonomists who decide the nomenclature of plants and animals
(c) A list of botanists or zoologists who have worked on taxonomy of a species or group
(d) Classification of a species based on fossil record

Answer : A

Question. ‘Taxon’ is the unit of
(a) Taxonomy
(b) Species
(c) Genus
(d) Order

Answer : A

Question. The closely related morphologically similar sympatric populations, but reproductively isolated, are designated as
(a) Sibling species
(b) Clines
(c) Demes
(d) Clones

Answer : A

Question. Which of the following is least general in characters as compared to genera?
(a) Species
(b) Division
(c) Class
(d) Family

Answer : A

Question. Species is considered as
(a) Real units of classification devised by taxonomists   
(b) The lowest unit of biosystematics
(c) Artificial concept of human mind which cannot be defined in absolute terms
(d) Real basic unit of classification

Answer : D

Question. Which of the following is not true for a species?
(a) Gene flow does not occur between the populations of a species
(b) Each species is reproductively isolated from every other species
(c) Members of a species can interbreed
(d) Variations occur among members of a species

Answer : A

Question. One of the most important function of botanical gardens is that
(a) One can observe tropical plants there
(b) They allow ex-situ conservation of germplasm   
(c) They provide a beautiful area for recreation
(d) They provide the natural habitat for wildlife

Answer : A