Question No:1

Which of the following taxonomic ranks contain organisms most similar to one another?

(A) Class
(B) Genus
(C) Family
(D) Species

Question No:2

ICBN stands for

(A) Indian Congress of Biological Name
(B) International Code for Botanical Nomenclature
(C) International Congress of Biological name
(D) Indian Code of Botanical Nomenclature

Question No:3

Correct name is

(A) Brassica indica
(B) Mangifera Indica
(C) Solarium melongena
(D) Mimosa Pudica

Question No:4

Binomical nomenclature means that every organism has

(A) Two names one scientific and other popular
(B) One scientific name consisting of a generic and a specific epithet
(C) One name given by two scientists
(D) Two names, one Latinize and other of the person

Question No:5

Tautonym is

(A) Unscientific explanation of a phenomenon
(B) Common name used as a scientific name
(C) Nonlatinised name
(D) Same name for genus and species

Question No:6

Category among following is

(A) Species
(B) Malvaceae
(C) Thalamiflorae
(D) Dicotyledonae

Question No:7

One of the most important functions of botanical gardens is that

(A) One can observe tropical plants there
(B) They allow ex situ conservation of germplasm
(C) They provide the natural habitat for wildlife
(D) They provide a beautiful area for recreation

Question No:8

The term ‘species’ was coined by

(A) Aristotle
(B) Engler
(C) John Ray
(D) Linnaeus

Question No:9

Biosystematics aims at

(A) The classification of organisms based on the evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies
(B) Identification and arrangement of organisms on the basis of their cytological characteristics
(C) The classification of organisms based on broad morphological characters
(D) Delimiting various taxa of organisms and establishing their relationships

Question No:10

Species are considered as

(A) Artificial concept of human mind which cannot be defined in absolute terms
(B) Real units of classification devised by taxonomists
(C) Real basics units of classification
(D) The highest units of classification

Question No:11

Earliest attempt to scientific basis for classification is made by

(A) Linnaeus
(B) Whittaker
(C) Aristotle
(D) Theosphrastus

Question No:12

Bacteria that live in most harsh habitats are

(A) Eubacteria
(B) Cyano bacteria
(C) Mycoplasma
(D) Archaebacteria

Question No:13

Smallest living moneran cells that lack a cell wall are

(A) Cyanobacteria
(B) Protozoa
(C) Mycoplasma
(D) Bacteria

Question No:14

Two kingdom classification was given by

(A) Whittaker
(B) Linnaeus
(C) Copeland
(D) Aristotle

Question No:15

Five kingdom system of classification is mainly based on

(A) Mode of nutrition
(B) Complexity of body organization
(C) Ecological role
(D) Complexity of cell structure

Question No:16

Nitrogen fixing cyano bacterium is

(A) Rhizobium
(B) Nostoc
(C) Chlorella
(D) Methanogens

Question No:17

The photosynthetic protists are

(A) Euglenoids, diatoms and dinoflagellates
(B) Ciliates, zooflagellates and dinoflagellates
(C) sarcodines, dinoflagellates and slime moulds
(D) sarcodines, dinoflagellates and Euglenoids

Question No:18

Mixotrophic nutrition occurs in

(A) Diatoms
(B) Paramoecium
(C) Euglena
(D) Amoeba

Question No:19

Chief producers in the ocean are

(A) slime moulds
(B) Bacteria
(C) Green algae
(D) Diatoms

Question No:20

Diatomaccous earth is indestructible due to cell walls embedded by

(A) Calcium
(B) Silica
(C) Zinc
(D) Phosphorus