Grade 11 : Biology - Living World (Set 2)

Question 1

Which of the following is considered an absolute defining property of all living organisms without any exception?

Accepted Answer

C) Metabolism

Answer

A) Sexual reproduction

Answer

B) Increase in body mass

Answer

D) Locomotion

Question 2

Who introduced the system of Binomial Nomenclature for naming organisms?

Accepted Answer

B) Carolus Linnaeus

Answer

A) Ernst Mayr

Answer

C) R. H. Whittaker

Answer

D) Charles Darwin

Question 3

What is the full form of ICBN in biological nomenclature?

Accepted Answer

B) International Code for Botanical Nomenclature

Answer

A) International Code of Biological Nomenclature

Answer

C) Indian Code for Botanical Naming

Answer

D) International Center for Botanical Nomenclature

Question 4

In the scientific name Mangifera indica L., the second word 'indica' represents the:

Accepted Answer

C) Specific epithet

Answer

A) Genus name

Answer

B) Sub-genus name

Answer

D) Author name

Question 5

Which of the following is the lowest basic unit of biological classification?

Accepted Answer

A) Species

Answer

B) Genus

Answer

C) Family

Answer

D) Order

Question 6

Which sequence correctly presents the hierarchical arrangement of taxonomic categories in ascending order?

Accepted Answer

A) Species → Genus → Family → Order → Class → Phylum → Kingdom

Answer

B) Kingdom → Phylum → Class → Order → Family → Genus → Species

Answer

C) Species → Family → Genus → Order → Class → Phylum → Kingdom

Answer

D) Genus → Species → Family → Class → Order → Phylum → Kingdom

Question 7

To which of the following families does Mango (Mangifera indica) belong?

Accepted Answer

B) Anacardiaceae

Answer

A) Poaceae

Answer

C) Solanaceae

Answer

D) Muscidae

Question 8

Growth in non-living objects like mountains occurs by accumulation of material on the outer surface. This type of growth is termed as:

Accepted Answer

B) Extrinsic growth

Answer

A) Intrinsic growth

Answer

C) Cellular division

Answer

D) Endogenous proliferation

Question 9

A repository where plant specimens are dried, pressed, mounted on sheets, and systematically arranged is called a:

Accepted Answer

C) Herbarium

Answer

A) Museum

Answer

B) Botanical Garden

Answer

D) Zoological Park

Question 10

In a taxonomic key, each single statement is known as a:

Accepted Answer

B) Lead

Answer

A) Couplet

Answer

C) Monograph

Answer

D) Manual

Question 11

What is the correct scientific name of the common housefly?

Accepted Answer

B) Musca domestica

Answer

A) Homo sapiens

Answer

C) Periplaneta americana

Answer

D) Apis indica

Question 12

Which taxonomic aid provides useful information for the identification of names of species found in a particular geographic area?

Accepted Answer

C) Manual

Answer

A) Monograph

Answer

B) Flora

Answer

D) Catalogue

Question 13

Among the following taxonomic categories, which one exhibits the highest degree of common characteristics among its members?

Accepted Answer

D) Species

Answer

A) Class

Answer

B) Order

Answer

C) Genus

Question 14

The term 'Systematics' refers to the study of:

Accepted Answer

B) Diversity of organisms and their evolutionary relationships

Answer

A) Nomenclature and identification only

Answer

C) Internal structure of living cells

Answer

D) Plant anatomy and histology

Question 15

Where is the famous Royal Botanic Garden located?

Accepted Answer

B) Kew, England

Answer

A) Howrah, India

Answer

C) Lucknow, India

Answer

D) Geneva, Switzerland

Question 16

Plant families like Solanaceae and Convolvulaceae are grouped together under the order Polymoniales primarily based on:

Accepted Answer

A) Floral characters

Answer

B) Leaf margin shape

Answer

C) Root system morphology

Answer

D) Type of stem branching

Question 17

A written taxonomic document containing detailed information on any single taxon is called a:

Accepted Answer

C) Monograph

Answer

A) Flora

Answer

B) Manual

Answer

D) Catalogue

Question 18

To which division does Wheat (Triticum aestivum) belong?

Accepted Answer

A) Angiospermae

Answer

B) Gymnospermae

Answer

C) Monocotyledonae

Answer

D) Poales

Question 19

When handwritten, how should the scientific name of an organism be represented according to biological nomenclature rules?

Accepted Answer

B) Both genus and species names separately underlined

Answer

A) Enclosed within quotation marks

Answer

C) Written entirely in uppercase capital letters

Answer

D) Underlined together with a single continuous line

Question 20

The maintenance of a constant internal metabolic environment in living organisms is known as:

Accepted Answer

A) Homeostasis

Answer

B) Morphogenesis

Answer

C) Accretion

Answer

D) Evolutionary drift

Set 2Grade 11 : Biology - Living World