Which of the following statement(s) is/are not correct ?
(i) Genus comprises a group of related species which has more characters in common in comparison to species of other genera.
(ii) Three different genera such as Solanum, Datura and Petunia are placed in the family malvaceae.
(iii) In case of plants, classes with a few similar characters are assigned to a higher category called phylum.
Both (i) and (ii)
Only (iii)
Both (ii) and (iii)
All of these
Correct Answer :
C. Both (ii) and (iii)
Three different genera such as Solanum, Datura and Petunia are placed in the family solanaceae. In case of plants, classes with a few similar characters are assigned to a higher category called division. Phylum is used in case of animals.
Related Questions
Statement 1 : The species is reproductively isolated natural population.
Statement 2 : Prokaryotes cannot be kept under different species on the basis of reproductive isolation.
Statement-1 and Statement-2 are True and statement-2 is a correct explanation for statement-1
Statement -1 and statement -2 are True and statement-2 is not a correct explanation for statement-1
Statement-1 is true and statement-2 is false
Both the statements are false.
Which of the following shows the correct example of taxonomic category - Genus?
Potato, tomato and brinjal belong to Solanum.
Monkey, gorilla and gibbon placed in Mammalia.
Solanum, Petunia, and Datura placed in Solanacea.
Mangifera indica, Solanum tuberosum, and Panthera leo.
Which one of the following statements is correct about biodiversity ?
It is the occurrence of varied type of organisms on earth.
Each different kind of plant, animal or organism represents a species.
The number of species that are known and described range between 1.71.8 million.
All of the above
Which of the following taxonomic aid provides information for the identification of names of species found in an area?
Monograph
Manual
Flora
Periodical
The fungi, the filamentous algae, the protonema of mosses, all easily multiply by _____.
budding
fission
regeneration
fragmentation
In multicellular organisms, _____ refers to the production of progeny possessing features more or less similar to those of parents.
growth
reproduction
metabolism
consciousness
X being a higher category is the assemblage of families which exhibit a few Y characters. The Z characters are less in a number as compared to different genera included in a family. Identify X, Y, and Z.
X - Order; Y - Similar; Z - Similar
X - Genus; Y - Similar; Z - Different
X - Species; Y - Different; Z - Similar
X - Class; Y - Different; Z - Different
Each statement in the key is called _______.
lead
catalogues
manuals
monographs
Which one of the following animals is correctly matched with its particular named taxonomic category ?
Tiger Tigris, the species
Cuttle fish Mollusca, a class
Humans Primata, the family
Housefly Musca, an order
The common characteristics between tomato and potato will be maximum at the level of their__________.
genus
family
order
division
In printed scientific names, only the ______ is capitalized.
class
species
genus
family
The sum total of all the chemical reactions occurring in our body is known as
metabolism
growth
regeneration
reproduction
Which one of the following is not a correct statement?
Botanical gardens have collection of living plants for reference.
A museum has collection of photographs of plants and animals.
Key is a taxonomic aid for identification of specimens.
Herbarium is a store house that contains dried, pressed and preserved plant specimens.
ICBN stands for
International Code of Botanical Nomenclature
International Congress of Biological Names
Indian Code of Botanical Nomenclature
Indian Congress of Biological Names
Herbarium is a
garden where medicinal plants are grown.
garden where herbaceous plants are grown.
dry garden.
chemical to kill plants.
Couplet represents the choice made between two opposite options which results in
rejection of both the option.
acceptance of both the option.
either acceptance or rejection of both the option.
acceptance of only one and rejection of the other.
Each category of taxonomic hierarchy refers to as a unit of ______.
systematic
identification
nomenclature
classification
One of the most important functions of botanical gardens is that
they provide a beautiful area for recreation.
one can observe tropical plants there.
they allow ex-situ conservation of germ plasm.
they provide the natural habitat for wildlife.
Which of the following aspects is an exclusive characteristic of living things ?
Isolated metabolic reactions occur in vitro.
Increase in mass from inside only.
Perception of events happening in the environment and their memory.
Increase in mass by accumulation of material both on surface as well as internally.
Cell division occurs _______ in plants and _______ in animals.
continuously, only upto a certain age
only upto a certain age, continuously
continuously, never
once, twice
Which of the following statements regarding growth is incorrect?
In animals growth is seen up to a certain age.
Increase in body mass is considered as growth.
Growth by cell division occurs continuously throughout their life span in animals.
Increase in mass and number of individuals is the characteristics feature of animal growth.
Which of the following is less general in characters as compared to genus?
Species
Division
Class
Family
Match the taxonomic categories given in column I with their feature given in column II.
| Column I | Column II |
|---|---|
| A. Taxon | I. Basic unit of classification |
| B. Species | II. A taxonomic group of any rank |
| C. Phylum | III. Division is the same category in case of plants |
| D. Genus | IV. Identified based on a number of similar characters |
| E. Order | V. Group of related species having more character in common with others species |
A - V, B - II, C - IV, D - III, E - I
A - III, B - I, C - IV, D - II, E - V
A - II, B - I, C - III, D - V, E - IV
A - III, B - II, C - IV, D - I, E - V
Match column I with column II and choose the correct option.
| Column-I | Column-II |
|---|---|
| A. Family | I. tuberosum |
| B. Kingdom | II. Polymoniales |
| C. Order | III. Solanum |
| D. Species | IV. Plantae |
| E. Genus | V. Solanaceae |
A IV; B III; C V; D II; E I
A V; B IV; C II; D I; E III
A IV; B V; C II; D I; E III
A V; B III; C II; D I; E IV
Which of the following factors exclusively affects reproduction in seasonal breeders, both plants and animals?
Water
Temperature
Photoperiod
All of these
Which of the following characters given below displays the description of lowest taxonomic category of the organisms of plant and animal kingdom?
It includes one or more than one order.
It is a group containing one or more families.
It is a group of related individuals that resemble one another.
It is a group of organisms that are closely related and share similar characteristics.
As we go from species to kingdom in a taxonomic hierachy, the number of common characteristics
will decrease.
will increase.
remain same.
may increase or decrease.
Genus represents
an individual plant or animal.
a collection of plants or animals.
group of closely related species of plants or animals.
none of the above.
If an organism is in the same class but not in the same family then it may belong to same
genus
species
variety
order
Which of the following statements regarding nomenclature is correct?
Generic name always begins with capital letter whereas specific name with small letter.
Scientific name should be printed in italics.
Scientific name when typed or handwritten should be underlined.
All of the above