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BIOLOGY M.C.Q (1 Marks)

The Living World · MP Board (MPBSE) STD 11 Science (Madhya Pradesh - English Medium). 150 questions.

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M.C.Q (1 Marks)

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MCQ 11 Mark
Which of the following statements is true regarding individuals of same species:
  • ✓
    They are interbreeding.
  • B
    They live in same niche.
  • C
    They live in different niche.
  • D
    They live in different habitat.
Answer
Correct option: A.
They are interbreeding.
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MCQ 21 Mark
India became a party to convention on biological diversity in the year:
  • ✓
    $1994$
  • B
    $1993$
  • C
    $1992$
  • D
    $1988$
Answer
Correct option: A.
$1994$
The Earth's Summit was held at Rio de Janeiro in Brazil in $1992$.
Earth summit at Rio, Brazil, promoted 'Convention on Biological Diversity' $\ce{(CBD)}$, which was signed by $152$ nations.
Its recommendations came into effect on $29^{th}$ Dec, $1993$.
India became a party to this 'Convention on Biological Diversity' in May $1994$.
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MCQ 31 Mark
Which of the following can also be made in your home?
  • A
    Botanical Garden.
  • B
    Zoological Park.
  • C
    Keys.
  • ✓
    Herbarium.
Answer
Correct option: D.
Herbarium.
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MCQ 41 Mark
In which of the following, the diploid sporophytes is the dominant, independent photosynthetic and vascular plant body?
  • A
    Gametophytes.
  • B
    Bryophytes.
  • C
    Thallophytes.
  • ✓
    Pteridophytes.
Answer
Correct option: D.
Pteridophytes.
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MCQ 51 Mark
Vermicompost is $a/ an..........$
  • A
    Inorganic fertiliser
  • B
    Toxic substance
  • ✓
    Organic biofertiliser
  • D
    Synthetic fertiliser
Answer
Correct option: C.
Organic biofertiliser
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MCQ 61 Mark
Which of the following is a gametophyte free living structure formed in pteridophytes.
  • ✓
    Prothallus.
  • B
    Sporophytes.
  • C
    Microporophylls.
  • D
    Megasporophylls.
Answer
Correct option: A.
Prothallus.
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MCQ 71 Mark
Development of several embroyos in one seeds out of which ony one survives is of common occurrence in pinus called:
  • A
    Monoembroyony.
  • ✓
    Polyembryony.
  • C
    Synerids.
  • D
    Siphonogamy
Answer
Correct option: B.
Polyembryony.
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MCQ 81 Mark
An organism is in the same class but not in the same family. It may belong to same:
  • A
    Genus
  • B
    Species
  • C
    Variety
  • ✓
    Order
Answer
Correct option: D.
Order
An order includes many related families and class includes many related orders.
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MCQ 101 Mark
First life on earth was:
  • ✓
    Chemoautotrophs
  • B
    Autotrophs
  • C
    Photoautotrophs
  • D
    None of these
Answer
Correct option: A.
Chemoautotrophs
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MCQ 111 Mark
Most abundant organic compound on earth is:
  • A
    Protein.
  • ✓
    Cellulose.
  • C
    Lipids.
  • D
    Steroids.
Answer
Correct option: B.
Cellulose.
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MCQ 121 Mark
As we go from species to kingdom in a taxonomic hierarchy, the number of common characteristics:
  • ✓
    Will decrease.
  • B
    Will increase.
  • C
    Remain same.
  • D
    May increase or decrease.
Answer
Correct option: A.
Will decrease.
Number of common characters is maximum among members of a particular species. On the other hand, number of common characters is minimum among members of a particular kingdom.
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MCQ 131 Mark
Genus represents:
  • A
    An individual plant or animal.
  • B
    A collection of plants or animals.
  • ✓
    Group of closely related species of plants or animals.
  • D
    None of these.
Answer
Correct option: C.
Group of closely related species of plants or animals.
Genus refers to a taxonomic category which comprises a group of closely related’ plants and animals. E.g., Panthem leo is lion. Panther a is a Genus which has less common characters than Species.
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MCQ 141 Mark
Binomial system of nomenclature means that every organism has$..........$
  • A
    Two names, one scientific and the other popular.
  • B
    One name given by two scientists.
  • ✓
    One scientific name consisting of a generic and specific name.
  • D
    A number in an international catalogue by which it can be identified.
Answer
Correct option: C.
One scientific name consisting of a generic and specific name.
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MCQ 151 Mark
$\text{ICBN}$ stands for?
  • A
    International Council for Botanical Nature.
  • ✓
    International Code of Botanical Nomenclature.
  • C
    Indian Code of Botanical Nomenclature.
  • D
    All of the above.
Answer
Correct option: B.
International Code of Botanical Nomenclature.
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MCQ 161 Mark
A system which gets a continuous flow of energy is called:
  • A
    Micro propagated system.
  • B
    Closed system.
  • ✓
    Open system.
  • D
    Steady state.
Answer
Correct option: C.
Open system.
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MCQ 171 Mark
Musca domestica is common name of:
  • ✓
    Housefly.
  • B
    Mosquito.
  • C
    Snail.
  • D
    Ant.
Answer
Correct option: A.
Housefly.
Musca domestica is the common name of housefly.
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MCQ 181 Mark
Scientific name of plants are given by:
  • ✓
    International code for Botanical nomenclature.
  • B
    International code for biological plants.
  • C
    Indian code for Botanical nomenclature.
  • D
    International code for zoological nomenclature.
Answer
Correct option: A.
International code for Botanical nomenclature.
The scientific names of plants are given by International code for Botanical nomenclature.
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MCQ 191 Mark
The usage of binomial names, for plant species was accepted by all after the publication of the work by:
  • A
    Darwin.
  • ✓
    Linnaeus.
  • C
    Hooker.
  • D
    None of these.
Answer
Correct option: B.
Linnaeus.
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MCQ 201 Mark
Which of the following ‘suffixes’ used for units of classification in plants indicates a taxonomic category of ‘family’.
  • A
    $–$ Ales.
  • B
    $–$ Onae.
  • ✓
    $–$ Aceae.
  • D
    $– Ae.$
Answer
Correct option: C.
$–$ Aceae.
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MCQ 211 Mark
Why are biological names written in Italics?
  • A
    To show Italian Origin.
  • B
    To show French Origin.
  • ✓
    To show Latin Origin.
  • D
    To show British Origin.
Answer
Correct option: C.
To show Latin Origin.
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MCQ 221 Mark
Which of the following is not a taxon but category?
  • ✓
    Division
  • B
    Dicotylendons
  • C
    Angiosperms
  • D
    Polypetalae
Answer
Correct option: A.
Division
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MCQ 231 Mark
Which one of the following has least similar characters?
  • ✓
    Class.
  • B
    Genus.
  • C
    Species.
  • D
    Family.
Answer
Correct option: A.
Class.
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MCQ 241 Mark
Carbohydrates, the most abundant bio$-$molecules on earth, are produced by:
  • A
    All bacteria, fungi and algae.
  • B
    Fungi, algae and green plant cells.
  • ✓
    Some bacteria, algae and green plant cells.
  • D
    Viruses, fungi and bacteria.
Answer
Correct option: C.
Some bacteria, algae and green plant cells.
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MCQ 251 Mark
A group of related genera with still less number of similarities as compared to genus and species constitutes:
  • A
    Division
  • ✓
    Family
  • C
    Order
  • D
    Class
Answer
Correct option: B.
Family
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MCQ 261 Mark
The living organisms can be unexceptionally distinguished from the non$-$living things on the basis of their ability for:
  • ✓
    Reproduction.
  • B
    Growth and movement.
  • C
    Responsiveness to touch.
  • D
    Interaction with the environment and progressive evolution.
Answer
Correct option: A.
Reproduction.
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MCQ 271 Mark
Arboretum is:
  • A
    A forest patch.
  • B
    A piece of social forestry.
  • ✓
    Botanical garden with trees.
  • D
    Botanical garden with cacti and herbs.
Answer
Correct option: C.
Botanical garden with trees.
An arboretum is a botanical garden with trees.
Commonly a modern arboretum is a botanical garden containing living collections of woody plants and is intended for scientific study.
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MCQ 281 Mark
Reason of diversity in living being is:
  • A
    Mutation.
  • B
    Gradual change.
  • ✓
    Long term evolutionary change.
  • D
    Short term evolutionary change.
Answer
Correct option: C.
Long term evolutionary change.
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MCQ 291 Mark
Algae are chlorophyll bearing , simple thalloid, avascular plants. They are usually aquatic. Choose one algae which is used commercially:
  • ✓
    Carrageenin.
  • B
    Phycocolliod.
  • C
    Marrgeenin.
  • D
    Gelidennin.
Answer
Correct option: A.
Carrageenin.
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MCQ 301 Mark
Biosystematics aims at:
  • A
    Identification and arrangement of organisms on the basis of cytological characteristics.
  • B
    The classification of organisms based on broad morphological characters.
  • C
    Delimiting various taxa of organism and establishing their relationships.
  • ✓
    The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies.
Answer
Correct option: D.
The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies.
The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies.
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MCQ 311 Mark
In a hierarchical system of plant classification, which one of the following taxonomic ranks generally ends in 'aceae'?
  • ✓
    Family
  • B
    Genus
  • C
    Order
  • D
    Class
Answer
Correct option: A.
Family
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MCQ 321 Mark
Animal taxonomists have named the animals according to:
  • A
    International class for Zoology Nomenclature.
  • B
    International code for Zoological Nomenclature.
  • C
    International classification for Zoological Nomenclature.
  • ✓
    Indian code for Zoology Nomenclature.
Answer
Correct option: D.
Indian code for Zoology Nomenclature.
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MCQ 331 Mark
The common characteristics between brinjal and wheat can be observed maximum at the level of their.
  • ✓
    Division.
  • B
    Kingdom.
  • C
    Phylum.
  • D
    None of these.
Answer
Correct option: A.
Division.
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MCQ 341 Mark
What is true for photolithotrophs?
  • A
    Obtain energy from radiations and hydrogen from organic compounds.
  • ✓
    Obtain energy from radiations and hydrogen from inorganic compounds.
  • C
    Obtain energy from organic compounds.
  • D
    Obtain energy from inorganic compounds.
Answer
Correct option: B.
Obtain energy from radiations and hydrogen from inorganic compounds.
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MCQ 351 Mark
Individuals of one population can inter $-$ breed with individuals of another population only if they belong to the same $..........$
  • ✓
    Species
  • B
    Genus
  • C
    Family
  • D
    Order
Answer
Correct option: A.
Species
Species are organisms with similar characteristics and their interbreeding results in production of fertile offsprings.
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MCQ 361 Mark
What is true for individuals of same species?
  • A
    Live in same niche.
  • ✓
    Interbreeding.
  • C
    Live in same habitat.
  • D
    None of these.
Answer
Correct option: B.
Interbreeding.
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MCQ 371 Mark
What is the full form of $\text{ICBN}$?
  • A
    International Council for Botanical Nomenclature.
  • ✓
    International Code for Botanical Nomenclature.
  • C
    International Code for Biological Nomenclature.
  • D
    Indian Code for Biological Nomenclature.
Answer
Correct option: B.
International Code for Botanical Nomenclature.
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MCQ 381 Mark
Two similar holotypes are called:
  • ✓
    Isotypes.
  • B
    Syntypes.
  • C
    Neotypes.
  • D
    Mesotypes.
Answer
Correct option: A.
Isotypes.
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MCQ 391 Mark
Which one of the following is the hierarchical sequence?
  • ✓
    Phylum, class, order, family.
  • B
    Phylum, division, family, class.
  • C
    Genus, species, order, family.
  • D
    Division, order, class, genus.
Answer
Correct option: A.
Phylum, class, order, family.
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MCQ 411 Mark
The National botanical garden is located at:
  • A
    Kolkata
  • B
    Dehradun
  • ✓
    Lucknow
  • D
    Ootacamund
Answer
Correct option: C.
Lucknow
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MCQ 421 Mark
Ordines Anomali of Bentham and Hooker includes:
  • A
    Seed plants showing abnormal forms of growth and development.
  • B
    Plants described in the literature but which Bentham and Hooker did not see in original.
  • ✓
    A few orders which could not be placed satisfactory in the classification.
  • D
    Plants represented only in fossil state.
Answer
Correct option: C.
A few orders which could not be placed satisfactory in the classification.
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MCQ 431 Mark
Carl von Linne was involved with which of the following branches of science?
  • A
    Morphology
  • ✓
    Taxonomy
  • C
    Physiology
  • D
    Medicine
Answer
Correct option: B.
Taxonomy
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MCQ 441 Mark
A number of algae are edible and commercially available as food sources. There are three main classes of algae. Choose the odd one:
  • A
    Rhodophyceae.
  • B
    Chlorophyceae.
  • ✓
    Brophycae.
  • D
    Phaeophyceae.
Answer
Correct option: C.
Brophycae.
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MCQ 451 Mark
The book systema naturae was written by.
  • ✓
    Carolus Von Linnaeus.
  • B
    Hutchinson.
  • C
    Engler and Prantl.
  • D
    Bentham $\&$ Hooke.
Answer
Correct option: A.
Carolus Von Linnaeus.
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MCQ 461 Mark
Scientific study of diversity of organisms and their evolutionary relationshipd is called:
  • ✓
    Systematics
  • B
    Anatomy
  • C
    Morphology
  • D
    Taxonomy
Answer
Correct option: A.
Systematics
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MCQ 471 Mark
Rate of replacement of species along a gradient of habitats$/$ communities is called:
  • A
    $\alpha-\text{diversity}$
  • ✓
    $\beta-\text{diversity}$
  • C
    $\gamma-\text{diversity}$
  • D
    $\omega-\text{diversity}$
Answer
Correct option: B.
$\beta-\text{diversity}$
The local species pool is known as alpha diversity.
It is also the diversity present within the community.
Beta diversity is the diversity present between the communities.
The diversity present in the ranges of communities is known as Gamma diversity.
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MCQ 481 Mark
Convention of biodiversity came into force on:
  • ✓
    $29$ December $1993$
  • B
    $6$ June $1992$
  • C
    $3$ October $1994$
  • D
    $4$ October $1993$
Answer
Correct option: A.
$29$ December $1993$
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MCQ 491 Mark
National Botanical Research Centre is located at:
  • ✓
    Lucknow
  • B
    Calcutta
  • C
    Delhi
  • D
    Mumbai
Answer
Correct option: A.
Lucknow
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MCQ 501 Mark
Binomial nomenclature means writing the name of plant$/$ animal in two words, which designate
  • ✓
    Genus and species
  • B
    Species and variety
  • C
    Order and family
  • D
    Family and genus
Answer
Correct option: A.
Genus and species
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