Class Xl
Chapter-I : The Living World
Which of the following is seen in all organisms without exception?
(1) Growth
(2) Metabolism
(3) Reproduction
(4) Self consciousness
Ans 2
In the scientific name of mango, the word indica indicates
(1) Generic name
(2) Specific epithet
(3) Family to which it belongs
(4) Class to which it belongs
Ans 2
Wheat belongs to
(1) Family Solanaceae
(2) Order Poales
(3) Class Poales
(4) Family Anacardiaceae
Ans 2
Which of the following statements is incorrect?
(1) Increase in mass and increase in number of individuals are twin characteristics of growth
(2) Mountains and sand dunes do not grow
(3) Living organisms show intrinsic growth
(4) Unicellular organisms grow by cell divisions.
Ans 2
Reproduction is synonymous with growth in
(1) Bacteria
(2) Amoeba
(3) Multicellular organisms
(4) Both (1) and (2)
Ans 4
All living organisms
(1) Reproduce
(2) Showorowth but not consciousness
(3) Sense their surroundings
(4) not self
Ans 3
ICBN stands for
(1) International Code for Botanical Nomenclature
(2) International Code for Bacterial Nomenclature
(3) International Code for- Bacteriophages Nomenclature
(4) International Code for blue green algae
Ans 2
Which Of the following is incorrect about binomial nomenclature?
(1) Biological names are generally in Latin and printed in italics
(2) First word is genus and second word denotes the specific epithet
(3) Both the words are separately underlined when handwritten
(4) Both the words start with capital letter
Ans 4
Select the Odd one w.r.t. basics taxonomy.
(1) Identification
(2) Classification
(3) Evolutionary relationship between organisms
(4) Nomenclature
Ans 3
Select the incorrect statement.
(1) The word systematics is derived from the Latin word ‘systema’
(2) taxonomic categories together constitute taxonomic hierarchy
(3) Taxonomic categories are merely morphological aggregate
(4) Each rank is a category
Ans 3
Select the odd one w.r.t. genus which contains many species?
(l) Panthera
(2) Homo
(3) Solanum
(4) Both (1) and (3)
Ans 2
Genus is a group of related
(1) Families
(2) Orders
(3) Species
(4) Classes
Ans 3
Mark the odd one w.r.t. taxonomic category.
(1) Felidae
(2) Solanaceae
(3) Canidae
(4) Carnivora
Ans 4
Which of the following taxonomic category comes after order in ascending order of hierarchy?
(1) Family
(2) Species
(3) Class
(4) Genus
Ans 3
Find the incorrect match.
(1) Man – Hominidae
(2) Housefly – Felidae
(3) Mango – Anacardiaceae
(4) Wheat – Poaceae
Ans 2
Read the following statements and select the correct option
Statement A : The collection of actual specimens of plants and animal species is essential and is prime source of taxonomic studies.
Statement B : Taxonomic studies of various species of plants, animals and other organisms are useful in agriculture, forestry, industry.
(1) Only statement A is correct
(2) Only statement B is correct
(3) Both statements A and B are correct
(4) Both statements and B are incorrect
Ans 3
Herbarium sheet Carries a label which contain all given information, except
(1) Date and place of collection of specimen
(2) Botanical name of specimen
(3) Name of the collector
(4) Height of the specimen
Ans 4
Indian botanical garden is situated in
(1) Lucknow
(2) Howrah
(3) Darjeeling
(4) Delhi
Ans 2
Which of the following statement is incorrect for museums?
(1) They have collection of preserved plant and animal specimens for study and reference
(2) Insects are preserved in insect boxes.
(3) Larger animals like birds and mammals are usually stuffed and preserved
(4) Live wild animals are also kept to study their food habits and behaviour
Ans 4
Select the correct statement for keys.
(1) Is analytical in nature
(2) Is based on similarities only
(3) Each statement in key is called couplet
(4) Same taxonomic keys are required for each taxonomic category
Ans 1
A ————– grow by cell division. (Unicellular Organisms)
—————— easily multiply by fragmentation. (Fiamentous algae)
————– of the body is defining feature of life forms. (Cellular organisation)
Solanum, Petunia and Datura are placed in the family ———— (Solanaceae)
All the three names, indica, tuberosum and leo represent the ———— (Specific epthets)
—————– includes related orders (Class)
As we go higher from species to kingdom, the number of common characteristics goes on —————– (Decreasing)
Wheat belongs to the class ——————- (Monocotyledonae)
—————- is the store house of collected plant specimens that are dried, pressed and preserved on sheets. (Herbarium)
National Botanical Research institute is situated in ————— (Luchnow)
Monographs contain information on any —————- taxon (One)
————- contains the actual account of habitat and distribution of plants of a given area (Flora)
Scientific name of mango is ———– (Mangifera Indica)
Order primata is placed in class ————- (Mammalia)
The word systematics is derived from the —————- word ‘systema’ (Latin)
Lion, leopard and tiger with several common features are all species of the genus ———- (Parthera)
Plant families like convolvulaceae and solanaceae are included in the order ————- (Polymoniaes)
The number of species that are known and described range between ———– million. (1.7 to 1.8)
Isolated metabolic reactions in vitro are not living things but surely ————- (Living reactions)
The most obvious and technically complicated feature of all living organisms is ——— (Consciousness)