EASY
Earn 100

Karyotaxonomy is the modern branch of classification which is based on-
(a)Number of chromosomes
(b)Bands found on chromosomes
(c)Organic evolution
(d)Trinomial nomenclature

100% studentsanswered this correctly
Important Questions on Biological Classification
EASY
Engler and Prantl published a phylogenetic system in the monograph ______

MEDIUM
Assertion (A): Numerical taxonomy requires mathematical methods and computers.
Reason (R): All characters are given codes, numbers and with equal importance, and hundreds of characters are to be evaluated.
The correct option among the following is:

EASY
One of the following scientists was the earliest to attempt more scientific basis for classification __________

MEDIUM
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:

HARD
Match the following lists:
List | List | ||
A) | Theophrastus | By hybridization and genetic engineering | |
B) | C.G.K. Ramanujam | Electron Microscope | |
C) | Progress in floriculture and forestry | Described the internal and external characters of plants | |
D) | Knoll and Ruska | Developed the science of pollen |
The correct match is

MEDIUM
Identify and arrange the following taxonomic categories in ascending order.
A) Hominidae
B) Triticum
C) Spermatophyta
D) sapiens
E) Primata
F) Insecta

EASY
Which one of the following pairs was excluded from Whittaker's five kingdom classification

MEDIUM
Match the following
List - I | List - II | ||
(a) | Order | (i) | nigrum |
(b) | Species | (ii) | Polemoniales |
(c) | Family | (iii) | Solanum |
(d) | Class | (iv) | Solanaceae |
(v) | Dicotyledonae |
The correct answer is

MEDIUM
Assertion (A): Socrates, Plato and Aristotle were responsible for the development of Botany into a science.
Reason (R) : They are regarded as Father of Botany.
The correct option among the following is:

MEDIUM
Match the following Columns:
Columns - I | Columns - II | ||
Father of Taxonomy | Joseph Pitton de Tournefort | ||
Father of Zoology | Carolus Linnaeus | ||
Father of Medicine | Aristotle | ||
Father of Biology | Julian Huxley | ||
Concept of Genus | Hippocrates | ||
Father of Neotaxonomy | Ernst Mayr | ||
Darwin of century | Hooker |

EASY
The label of a herbarium sheet does not carry information on:

EASY
Match the following
List - I | List - II | ||
(a) | Charles Darwin | (i) | Systema Naturae |
(b) | John Ray | (ii) | Natural History |
(c) | Buffon | (iii) | Historia Generalis plantarum |
(d) | Linnaeus | (iv) | The origin of species |
The correct answer is

MEDIUM
Lions in India are currently restricted to Gir, Gujarat. Efforts are being made to move them to other parts of the country. This is because they are MOST susceptible to extinction due to infectious diseases under the following conditions when present as:

EASY
Bentham and Hooker's divided the following plants into 3 classes which include

EASY
Which of the following represents the order of 'Horse'?

HARD
Match the following
List - I | List - II | ||
(a) | Reproductively isolated from the individuals of other species | (i) | Genetic unit |
(b) | Sharing the same ecological niche | (ii) | An evolutionary unit |
(c) | Showing similarity in the karyotype | (iii) | A breeding unit |
(d) | Having similar structural and functional characteristics | (iv) | An ecological unit |
The correct answer is

EASY
Assertion : Herbariums are plant repositories which are used as reference specimens. Recently these are digitalized for global use.
Reason Herbarium helps in the classification of plants and gives complete description about the taxonomy.
The correct answer is:

EASY
Choose the incorrect statement among the following.

EASY
Match the following lists:
(A) | Identification of Auxins | (I) | Frankel Conrat |
(B) | pathway | (ii) | Charles Darwin |
(C) | Discovery of genetic nature of RNA | (iii) | J.B.Sumner |
(D) | Theory of evolution | (iv) | F.W. Went |
(v) | Hatch & Slack |

MEDIUM
Match Column-I with Column-II for housefly classification and select the correct option using the codes given below:
Column – I | Column – II |
a. Family | (i) Diptera |
b. Order | (ii) Arthropoda |
c. Class | (iii) Muscidae |
d. Phylum | (iv) Insecta |

