bio chapter one

Question 1

Why are living organisms classified?

Answer 1

to avoid confusion
easier to study the organism
learn how various organisms are related to each other-

Question 2

Why are the classification systems changing every now and then?

Answer 2

classification systems are changing every now and then because : biologists use different characters for classification system like reproduction, biochemistry, nutrition, etc But day by day biologists are learning something new

Question 3

What different criteria would you choose to classify people that you meet often?

Answer 3

behaviours

geographical location

family members, relatives

Question 4

the scientific name of mango

Answer 4

Mangifera indica

caps…………, small………

Question 5

the correct sequence of taxonomical categories

Answer 5

Species —>Genus —> family —>Order —>class —> Phylum —> kingdom

Question 6

define the word species

Answer 6

the lowest taxonomic category

Question 7

define the word Phylum

Answer 7

a category higher than class, formed by one or more classes

Question 8

define the word class

Answer 8

a class is made of one or more related orders

Question 9

define the word order

Answer 9

made of one or more related family

Question 10

define the word family

Answer 10

contain one or more genera

Question 11

define the word genus

Answer 11

a group of related species

Question 12

what is the kingdom of wheat?

Answer 12

Plantae

Question 13

what is the class of wheat?

Answer 13

Monocotyledonae

Question 14

what is the order of wheat?

Answer 14

Poales

Question 15

what is the family of wheat?

Answer 15

Poaceae

Question 16

what is the genus of wheat?

Answer 16

Triticum

Question 17

what is the species of wheat?

Answer 17

aestivum

Question 18

what is the kingdom of house fly

Answer 18

Animalia

Question 19

what is the order of housefly>

Answer 19

Diptera

Question 20

what is the class of house fly?

Answer 20

Insecta

Question 21

what is the family of house fly?

Answer 21

Muscidae

Question 22

what is the genus of house fly ?

Answer 22

Musca

Question 23

what is the specie of house fly >

Answer 23

domestica

Question 24

Expand ICZN?

Answer 24

International Commission on Zoological Nomenclature

Question 25

what is the function of ICZN?

Answer 25

 The organization responsible for the correct use of the scientific names of animals

Question 26

 What is a couplet in the taxonomic key?

Answer 26

dichotomous.

Question 27

 Define metabolism

Answer 27

Metabolism is the process of conversion of food into energy by a series of chemical reactions

Question 28

. The mitotic cell division in amoeba represents growth or reproduction?

Answer 28

The phenomenon represents reproduction.

Question 29

Name a few botanical gardens in India.

Answer 29

Indian Botanical Garde, Kolkata National Botanical Garden, Lucknow

Question 30

name the largest botanical garden in the world.

Answer 30

Kew Royal Garden in London

Question 31

If a habitat contains 20 animal species and 20 plant species, is it “diversity” or “biodiversity”?

Answer 31

This represents biodiversity because biodiversity refers to the variation of life forms in a specified area.

Question 32

Column I Column II Family Tuberosum Kingdom Polymoniales Order Solanum Species Plantae Genus Solanaceae

Answer 32

Family- Solanaceae Kingdom- Plantae Order- Polymoniales Species- Tuberosum Genus- Solanum

Question 33

What is the lowest category of classification?

Answer 33

Species

Question 34

.What are the Taxonomic keys?

Answer 34

The Taxonomic keys are aids that assist in the identification of any organism

Question 35

Who is known as the Father of Taxonomy?

Answer 35

Carl Linnaeus

Question 36

What are the 7 levels of taxonomy?

Answer 36

Kingdom, Phylum, Class, Order, Family, Genus, Species.

Question 37

.What is Taxonomy?

Answer 37

Taxonomy is the process of classifying and nomenclature of all living things according to their characteristics

Question 38

What is Biodiversity

Answer 38

Biodiversity can be defined as the variation among living organisms from different sources, including terrestrial, marine and desert ecosystems, and other ecological complexes

Question 39

What is Cellular organization?

Answer 39

The cellular organization is defined as the components that make up the cell, tissues, organs and the organ system.

Question 40

what is flora?

Answer 40

Flora refers to the total number of plants found in a particular area at a particular time

Question 41

what is fauna ?

Answer 41

Fauna refers to the total number of animals found in a specific region at a particular time.

Question 42

what is Vegetation?

Answer 42

It is a broad term used for the plant forms of a region.

Question 43

what is exotic species?

Answer 43

Any species of a living organism living in a place other than its native places, ex: Eichhornia crassipes

Question 44

what is Endemic species- ?

Answer 44

These are the species found only in a particular area. For eg; Rauwolfia is an endemic species found only in India

Question 45

What are the different defining properties of a living organism?

Answer 45

can grow. can reproduce. Metabolism Cellular organization Consciousness

Question 46

What are the Building blocks of the living system?

Answer 46

Water. Lipids. Oxygen. Proteins. Nucleic Acids. Carbohydrates. Sodium chloride.

Question 47

ICVN–

Answer 47

The International Code of Viral Nomenclature.

Question 48

ICBN

Answer 48

The International Code of Botanical Nomenclature.

Question 49

ICNB

Answer 49

The Institute for Nature Conservation and Biodiversity.

Question 50

With reference to Brassica compestris linn. 1-Give the common name of the plant 2- What do the first two words of the name indicate? 3- Why is the scientific name written in italics? 4- What does “linn.” mean?

Answer 50

1- Mustard 2- The first part of the name indicates the generic name, while the second part indicates the species name. 3-The names are written in italics because it is the rule of the binomial nomenclature. 4- “Linn” means Linnaeus, the first scientist to discover the plant.