Biodiversity Class 9 Science MCQ Question and Answers. Important MCQ on Biodiversity 9th Standard Mathematics Subject.
Biodiversity Class 9 Science MCQ
Choose the correct options
1) In five kingdom system virus placed in
a) Monera b) Protista c) Plantae d) None of these
Ans. None of these
2) Select the mismatched
a) Plantae → Pteridophyta b) Fungi → Mucor
c) Protista → Paramecium d) Animalia → Amoeba
Ans. Animalia → Amoeba
3) In four kingdom classification, kingdom Metaphyta includes all of the following except
a) Algae b) Angiosperm c) Gymnosperm d) Bryophyta
Ans. Algae
4) Identify the correct sequence of classifying an organism.
a) Species → Genus → Kingdom → Phylum → Class →
Order → Family
b) Kingdom → Phylum → Class → Order → Family →
Genus → Species
c) Kingdom → Phylum → Class → Family → Order →
Genus → Species
d) Species → Genus → Class → Phylum → Order →
Kingdom → Family
Ans.Kingdom → Phylum → Class → Order → Family →
Genus → Species
5) Identity the false statement regarding biodiversity
a) it stabilizes the environment
b ) it reduces the amount of pollution
c) it’s is compromised of only one type of organism
d) it’s play an important role in drug discovery
Ans. It’s is compromised of only one type of organism
6) All are involve in classification except
a) Analogous b) Homologous c) Cytology d) Genetics
Ans. Genetics
7) There are currently around ____ million species
a) 10 b) 1.5 c) 150 d) 15
Ans. 1.5
8) In the taxonomic hierarchy choose the term which encompasses all other in the list
(I) Genus (II) Species (III) Order (IV) Class
a) I and II b) II c) II and III d) IV
Ans.Clsss
9) The groups into which organisms are classified are known
a) taka b) taki c) taxa d) taaxa
Ans. Taxa
10) Biological name of cat
a) Feliscatus
b) Azadirachtaindica
c) AliumCepa
d) Canislupis
Ans.Feliscatus
11) Members of which kingdom have cell wall and are all heterotrophic
a) Monera b) Protista c) Plantae d) Fungi
Ans.Fungi
12) Biodiversity is effected with
(I) Pollution (II) Deforestation (III) Over hunting
a) I only b) II only c) I and II d) I, II and III
Ans. I , II and III
13) the degree of variation within or among the species exist on different regions of the earth
A ) biodiversity b) diversity c) variation d) differentiation
Ans. Biodiversity
14) The grouping of organisms is called
a) categorization b) classification d) grouping d) biological classification
Ans. Biological classification
15) In Cytology and genetics in organisms are classified on the basis of
a ) cellular study b) genetic constitution c) development pattern
d) all of the above
Ans. All of the above
16) The wings of a butterfly and a bat are ______ structure
a) Analogous b) Homologous c) Morphological d) None
Ans. Analogous
17) There are a total of ___ kingdoms
a) 4 b) 5 c) 7 d) 8
Ans. 5
18) Closely related species are grouped together into
a) family b) community c) genera d) generation
Ans. Genera
19) Identity the wrong classification of human beings
a) Kingdom – Animaliab) Class – Mammalia
c) Genus – Homod) Species –Primates
Ans. Species – Primates
20) Taxonomy’s first father was the philosopher
a ) Aristotle b) Carolus Linnaeus c) Abu usmanUmerAljahiz
d) Charles Darwin
Ans. Aristotle
21) During the two kingdoms classification system, the two kingdoms were
a) plant and animal b) protista and Monera
c) Fungi and Plantae d) Fungi and Animalia
Ans. Plant and animal
22) Presently ,which one of them is used to classify organism
a) 2 Kingdom classification b) 3 Kingdom classification
c) 4 Kingdom classification d) 5 Kingdom classification
Ans. 5 Kingdom classification
23) He was the first person to categorize organisms into 5 kingdoms
a) Ernst Hackle b) ÉdouardChatton c) Robert Whittaker
d) Carolus Linnaeus i
Ans. Robert Whittaker
24)Which statement is not true regarding protista
a) It includes eukaryotic unicellular organisms
b) it also includes yeast
c) most protists are aquatic
d) all are true
Ans.it also includes yeast
25) The organisms in Kingdom fungi have a cell wall made of
a) cellulose b) keratin c) chitin d) none
Ans. Chitin
26) Which organisms does not belongs to Kingdom Plantae
a) mushroom b) bryophytes c) pteridophytes d) gymnosperm
Ans. Mushroom
27) Identify the incorrect statement on Kingdom Animalia
a) they are eukaryotic
b) the cell wall is present
c) nuclear membrane is present
d) they are heterotrophic
Ans. the cell wall is present
28) Apart from virus what can me put in any 5 kingdoms
a) Prions b) viroids c) none d) both a and b
Ans. Both a and b
29) The Protein coat called _____ encloses the nucleic acid
a) cuspid b) capsid c) cupid d) culpid
And. Capsid
30) The benefits of a scientific name is
a ) they are accepted in all languages
b) each name applies only to one species
c) each species has only one name
d) all of the above
Ans. All of the above
31) The first term in a scientific name represent the ____ to which the organisms belongs
a ) genus b) family c) class d) order
Ans. Genus
32) Except for one all other rules hold true for binomial nomenclature
a) it should be written in italics
b) the second term is never capitalized
c) the first term is also never capitalized
d) sometimes the authors name also appears after species name
Ans. the first term is also never capitalized
33) “_______ simply is the way of caring, saving the species, inhabit on earth from dangers”
a) Conversation b) Bio-Conservation c) Eco-Conservation d) Conservation
Ans. Conservation
34) We should conserve biodiversity because
a ) it boost our ecosystem
b) food chain could be balanced
c) Both a and c
d) there is no need to conserve biodiversity
Ans. Both a and c
35) The animal which are close to getting extinct are known as
a) rare b) extra terrestrial c) prone d) endangered
Ans. Endangered