Living World Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What type of asexual reproduction occurs in yeast and hydra?

A

budding

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

The twin characteristics of growth

A

Increase in mass, Increase in number

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

We can easily observe unicellular organisms growth in which culture ?

A

In-vitro culture

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Three examples of non-living things which exhibit groth by accumulation of material on the surface are

A

Mountains, boulders and sand moulds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Fungi produce millions of ____ to multiply and spread easily

A

asexual spores

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Which organism show true regeneration ?

A

Planaria

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Name three organisms which easily multiply by fragmentation

A

The fungi, the filamentous algae and the protonema of mosses

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Name three living organisms which do not reproduce

A

Mules, sterile worker bees and infertile human couples

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Which reactions are not living things but surely living reactions ?

A

Isolated metabolic reactions

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Which process affects reproduction in seasonal breeders, both plants and animals ?

A

Photoperiod

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the range of the numbers of species that are known and described ?

A

1.7 to 1.8 million

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

The number and types of organisms present on earth refers to

A

Biodiversity

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is the process of standardising the naming of living organisms such that a particular organism is known by the same name all over the world called ?

A

Nomenclature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Nomenclature or naming is only possible when the organism is described correctly and we know to what organism the name is attached. This is ____

A

Identification

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

The scientific names of plants are based on agreed principles and criteria, which are provided in

A

International Code for Botanical Nomenclature (ICBN)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

The scientific names of animals are based on agreed principles and criteria, which are provided in

A

International Code of Zoological Nomenclature (ICZN)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Scientific name has two components, namely -

A

The generic name and the specific epithet

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

The system of providing a name with two components is called

A

Bionomial nomenclature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

Binomial nomenclature naming system was given by

A

Carolus Linnaeus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

The scientific name of mango is

A

Magnifera indica

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

Magnifera indica was first described by

A

Linnaeus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

In the scientific name of mango, Magnifera and indica represents ___ and ___ respectively.

A

Generic & specific epithet

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

Magnifera indica was first described by

A

Linnaeus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

The process by which anything is grouped into convenient categories based on some easily observable characters is called

A

classification

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

The process of classifying all living organism into different taxa is called

A

taxonomy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

External and internal structure, along with the structure of cell, development process and ecological information of organisms are essential and form the basis of

A

Modern taxonomic studies

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

The branch of study of knowing more about different kinds of organism and their diversities, but also the relationships among them was refered to as

A

systematics

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

The word systematics is derived from the Latin word-

A

Systema

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What is the title of publication of Linnaeus ?

A

Systema Naturae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

The category which is the part of overall taxonomic arrangement, it is called

A

Taxonomic category

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

All taxonomic categories together constitute the ___

A

Taxonomic hierarcy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

Each category represents a rank and is commonly termed as

A

Taxon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

Each ____ is the unit of classification

A

category / rank/ taxon

34
Q

Taxonomic studies consider a group of individual organism with fundamental similarities as a ___

A

species

35
Q

One should be able to distinguish one species from the other closely related species based on the

A

distinct morphological differences

36
Q

The scientific name of potato id

A

Solanum tuberosum

37
Q

The scientific name of lion is

A

Panthera leo

38
Q

Solanum includes species like

A

nigrum and melongena

39
Q

The scientific name of human being is

A

Homo sapiens

40
Q

A group of related species which has more characters in common in comparison to the species of other genera -

A

Genus

41
Q

Potato and Brinjal belong to the same genus

A

Solanum

42
Q

The scientific name of leopard is

A

Panthera pardus

43
Q

The scientific name of tiger is

A

Panthera tigris

44
Q

Genus which includes cats is

A

Felis

45
Q

A group of related genera with less number of similarities as compared to genus and species -

A

Family

46
Q

Three different genera Solanum, Petunia and Datura are placed in the family -

A

Solanaceace

47
Q

Genus Panthera is put along with genus Felis in the family -

A

Felidae

48
Q

A dog is placed in the family called

A

Canidae

49
Q

A category which is the assemblage of families and exhibit a few similar charcters is

A

Order

50
Q

Plant families like Convolvulaceace, Solanaceace are included in the order

A

Polymoniales

51
Q

Animal families like Felidae, Canidae are included in the order

A

Carnivora

52
Q

Order of monkey, gorilla and gibbon -

A

Primata

53
Q

Order Primata along with order Carnivora is placed under class -

A

Mammalia

54
Q

In cases of animals, classes with few similar characters are assigned to a higher category called

A

Phylum

55
Q

In cases of plants, classes with few similar characters are assigned to a higher category called

A

Division

56
Q

All animals belonging to various phyla are assigned to the highest category called

A

Kingdom Animalia

57
Q

The scientific name of Wheat is

A

Triticum aestivum

58
Q

The scientific name of Housefly is

A

Musca domestica

59
Q

Mention the Genus, Family, Order, Class, Phylum of man -

A

Homo, Hominidae, Primata, Mammalia, Chordata

60
Q

Mention the Genus, Family, Order, Class, Division of mango -

A

Mangifera, Anacardiaceae, Sapindales, Dicotyledonae, Angiospermae

61
Q

Mention the Genus, Family, Order, Class, Phylum of Housefly -

A

Musca, Muscidae, Diptera, Insecta, Arthropoda

62
Q

Mention the Genus, Family, Order, Class, Division of Wheat -

A

Triticum, Poaceae, Poales, Monocotyledonae, Angiospermae

63
Q

____ contain information on any one taxon.

A

Monographs

63
Q

The scientific name of Earthworm is

A

Pheretima posthuma

64
Q

The scientific name of Cockroach is

A

Periplaneta americana

65
Q

The scientific name of Frog is

A

Rana tigrina

66
Q

The scientific name of Dog is

A

Canis familiaris

67
Q

ICVN

A

International Code of Viral Nomenclature

68
Q

Which of the following is less general in characters as compared to genus

A

Species

69
Q

The scientific term for biological classification categories is

A

Taxon

70
Q

The scientific term for biological classification categories is

A

Taxon

71
Q

Consider the following two statements :

I : In the single celled organisms, we are not very clear about the usage of the two terms - growth and reproduction.

II : When it comes to unicellular organisms like bacteria, unicellular algae or amoeba, reproduction is synonymous with growth

  1. Both I and II are two and II explains I
  2. Both I and II are two and II does not explains I
A

1

72
Q

Consider the following two statements :

I. Cellular organisation of the body is the defining feature of life forms.

  1. Metabolic reactions cannot be demonstrated outside the body in cell-free systems
  2. Both I and II are two and II explains I
  3. Both I and II are two and II does not explains I
  4. I is true but II is false
  5. Both I and II are false
A

3

73
Q

The most obvious & complicated feature of all living organisms is :

  1. The ability to sense heir environment and responds to these environmental stimuli
  2. Reproduction - asexual or sexual
A

1

74
Q

____ the taxa, ___ are the characteristics that members within the taxon share

A

higher: more

75
Q

When it comes to ____ reproduction is synonymous with growth,i.e. increase in number in cells

A

unicellular organisms like bacteria, unicellular algae or Amoeba

76
Q

The scope of systematics was later enlarged to include

A

identification, nomenclature and classification

77
Q

genus ____, comprising lion, tiger, leopard is put along with genus, _____ in the family Felidae

A

Panthera; Felis

78
Q

Solanum includes species like ____

A

nigrum and melogena

79
Q

What is the order of taxons from kingdom to species

A

kingdom, phylum or division, class, order, family, genus, species

80
Q

_____ are essential and form basis of modern taxonomic studies.

A

External and internal structure, along with the structure of cell, development process and ecological information of organisms

81
Q

Mark A, B, C, D, E and F in the given figure:-

A

A- Phylum B- Division C- Class D- Order E- Family F- Genus