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biology > bio chapter one > Flashcards

bio chapter one Flashcards

1
Q

Why are living organisms classified?

A

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

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2
Q

Why are the classification systems changing every now and then?

A

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

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3
Q

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

A

behaviours

geographical location

family members, relatives

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4
Q

the scientific name of mango

A

Mangifera indica

caps…………, small………

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5
Q

the correct sequence of taxonomical categories

A

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

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6
Q

define the word species

A

the lowest taxonomic category

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7
Q

define the word Phylum

A

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

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8
Q

define the word class

A

a class is made of one or more related orders

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9
Q

define the word order

A

made of one or more related family

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10
Q

define the word family

A

contain one or more genera

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11
Q

define the word genus

A

a group of related species

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12
Q

what is the kingdom of wheat?

A

Plantae

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13
Q

what is the class of wheat?

A

Monocotyledonae

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14
Q

what is the order of wheat?

A

Poales

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15
Q

what is the family of wheat?

A

Poaceae

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16
Q

what is the genus of wheat?

A

Triticum

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17
Q

what is the species of wheat?

A

aestivum

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18
Q

what is the kingdom of house fly

A

Animalia

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19
Q

what is the order of housefly>

A

Diptera

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20
Q

what is the class of house fly?

A

Insecta

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21
Q

what is the family of house fly?

A

Muscidae

22
Q

what is the genus of house fly ?

A

Musca

23
Q

what is the specie of house fly >

A

domestica

24
Q

Expand ICZN?

A

International Commission on Zoological Nomenclature

25
Q

what is the function of ICZN?

A

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

26
Q

What is a couplet in the taxonomic key?

A

dichotomous.

27
Q

Define metabolism

A

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

28
Q

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

A

The phenomenon represents reproduction.

29
Q

Name a few botanical gardens in India.

A

Indian Botanical Garde, Kolkata
National Botanical Garden, Lucknow

30
Q

name the largest botanical garden in the world.

A

Kew Royal Garden in London

31
Q

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

A

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

32
Q

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

A

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

33
Q

What is the lowest category of classification?

A

Species

34
Q

.What are the Taxonomic keys?

A

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

35
Q

Who is known as the Father of Taxonomy?

A

Carl Linnaeus

36
Q

What are the 7 levels of taxonomy?

A

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

37
Q

.What is Taxonomy?

A

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

38
Q

What is Biodiversity

A

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

39
Q

What is Cellular organization?

A

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

40
Q

what is flora?

A

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

41
Q

what is fauna ?

A

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

42
Q

what is Vegetation?

A

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

43
Q

what is exotic species?

A

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

44
Q

what is Endemic species- ?

A

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

45
Q

What are the different defining properties of a living organism?

A

can grow.
can reproduce.
Metabolism
Cellular organization
Consciousness

46
Q

What are the Building blocks of the living system?

A

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

47
Q

ICVN–

A

The International Code of Viral Nomenclature.

48
Q

ICBN

A

The International Code of Botanical Nomenclature.

49
Q

ICNB

A

The Institute for Nature Conservation and Biodiversity.

50
Q

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?

A

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.

biology (7 decks)

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