Q98. The taxonomic unit 'Phylum' in the classification of animals is equivalent to which hierarchial level in classification of plants?
(a) Class
(b) Order
(c) Division
(d) Family
Ans.c
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Q99. Botanical gardens and zoological parks have
(a) collection of endemic living species only
(b) collection of exotic living species only
(c) collection of endemic and exotic living species
(d) collection of only local plants and animals
Ans.b
______________________
Q100. Taxonomic key is one of the taxonomic tools in the identification and classification of plants and animals.
It is used in the preparation of
(a) monographs
(b) flora
(c) both (a) and (b)
(d) none of these
Ans.c
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Q101. All living organisms are linked to one another because
(a) they have common genetic material of the same type
(b) they share common genetic material but to varying degrees
(c) all have common cellular organisation
(d) all of the above
Ans.b
______________________
Q102. Which of the following is a defining characteristic of living organisms?
(a) Growth
(b) Ability to make sound
(c) Reproduction
(d) Response to external stimuli
Ans.d
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Q103. Match the following and choose the correct option.
A. Family - i. tuberosum
B. Kingdom - ii. Polymoniales
C. Order - iii. Solanum
D. Species - iv. Plantae
E. Genus - v. Solanaceae
(a) i-D, ii-C, iii-E, iv-B, v-A
(b) i-E, ii-D, iii-B, iv-A, v-C
(c) i-D, ii-E, iii-B, iv-A, v-C
(d) i-E, ii-C, iii-B, iv-A, v-D
Ans.a
______________________
Q104. Select the correctly written scientific name of Mango which was first described by Carolus Linnaeus.
(a) Mangifera Indica
(b) Mangifera indica Car. Linn.
(c)Mangifera indica Linn.
(d) Mangifera indica
Ans.c
______________________
Q105. Which of the following is against the rules of ICBN?
(a) Hand written scientific names should be underlined.
(b) Every species should have a generic name and a specific epithet.
(c) Scientific names are in Latin and should be italicised.
(d) Generic and specific names should be written starting with small letters.
Ans.d
______________________
Q106. Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature?
(a) The names are written in Latin and are italicised.
(b) When written by hand the names are to be underlined.
(c) Biological names can be written in any language.
(d) The first word in a biological name represents the genus name and the second is a specific epithet
Ans.c
______________________
Q107. Which of the following is the correct scientific name of wheat derived by binomial nomenclature?
(a) Triticum Vulgare
(b) Triticum aestivum
(c) Oryza sativa
(d) Zea mays
Ans.b
______________________
Q108. 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) Both assertion and reason are true and reason is the correct explanation of assertion.
(b) Both assertion and reason are true but reason is not the correct explanation of assertion.
(c) Assertion is true but reason is false.
(d) Both assertion and reason are false
Ans.a
______________________
Q109. Binomial nomenclature means
(a) one name given by two taxonomists
(b) two names, the latinised, other of a person
(c) two names, one scientific, other local
(d) two-word names, the first indicates genus, and other species
Ans.d
______________________
Q110. Which of the following statements regarding universal rules of nomenclature is wrong?
(a) The first word in a biological name represents the genus.
(b) The first word denoting the genus starts with a capital letter
(c) Both the words in a biological name, when handwritten, are separately underlined.
(d) Biological names are generally in Greek and written in italics
(e) The second component in a biological name denotes the specific epithet.
Ans.d
______________________
Q111. In the system of classification, which one of the following is not a category?
(a) Kingdom
(b) Angiospermae
(c) Series
(d) Genus
Ans.b
______________________
Q112. Study the four statements (A-D) given below and select the two correct ones out of them.
A. Definition of biological species was given by Ernst Mayr.
B. Photoperiod does not affect reproduction in plants.
C. Binomial nomenclature system was given by R.H. Whittaker.
D. In unicellular organisms, reproduction is synonymous with growth.
The two correct statements are
(a) B and C
(b) A and D
(c) C and D
(d) A and B
Ans.b
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