Plant kingdom Flashcards
(140 cards)
1
Q
Algae habitat
A
Aquatic, Damp soil, moist rocks
2
Q
Achlorophilous gametophyte that depends on on sporophytes is found in
A
Spermatophyta
3
Q
Atracheophytic embryophytic orgs are
A
Bryophyta
4
Q
Only non embryophytic plants are
A
Algae
5
Q
Haplontic life cycle is mainly seen in ___ with ___ sexual organs
A
Thallophyta except Fucus, Ectocarpous and Polysiphonia..
Antheridium and Oogonium
5
Q
Phanerogams are
A
Spermatophytes
6
Q
Associations of algae
A
Lichens with fungi and with animals like sloth bears
7
Q
What is present above cell wall of algae
A
Mucilaginous sheath
8
Q
Complete thalloid body is present in
A
Thallophytes
9
Q
Pollen and Ovule is produced by ___ and ___ in ___ life cycle
A
Androecium, Gynoecium
Diplontic- spermatophytes and Fucus
10
Q
Universal pigments of algae are
A
Chl- A and Beta carotene
11
Q
Asexual rep in algae includes
A
Zoospores- Motile, Fav
Akinetes, Hypno, Aplano- unfav
12
Q
Which has the only multicellular and jacketed sex organ in algae
A
Chara- Chlorophyceae
Male- globule, Fem- Nucule
13
Q
Which grp of algae is mostly diploid (diplohaplontic)
A
Brown- Phaeophyceae
like Kelps and ectocarpous. Fucus- diplontic
14
Q
Chalmydomonas debaryanum reproduces by
A
Isogamy
15
Q
Zygotic meiosis is seen in
A
Algae- Haplontic life cycle.
16
Q
Eudorina (algae) has ___ repro
A
Anisogamous
17
Q
Zooidogamy and Siphanogamy are types of
A
Oogamy
Siphano- Pnly higher gmno and angio
18
Q
Spore mother cell is formed in ___ lifecycle
A
Haplodiplontic. Show alternation of generation
19
Q
Father of indian algae is ____ who found ___
A
MOP Iyyengar, Spirogyra Iyyengarai
20
Q
Colonial thallophytes are
A
Volvox
21
Q
Stone warts are similar to ___ but are stationary and dont float
A
Hydrilla
(Stone warts==Chara. Grows on freshwater stone)
22
Q
Protogyni is seen in ___ algae
A
Chara- Nucule matures before Globule
23
Q
Floridian starch is the stored food material of
A
Rhodophyceae (similar to animal glycogen and amylopectin)
24
Multicellular and jacketed sex organ of chara are found in its ____ branch
Lateral
25
Classification of algae is based on
Photosynthetic pigments, Storage food, Cell wall material
26
Largest unicellular algae is
Acetabularia- umbrella shaped
27
Pyrunoids for storage are present in
Chlorophyceae members- starch around protein
28
Pond wool has ____ chloroplast shape
Girdle- Ulothrix
29
Rolling algae is
Volvox
30
Soft and slippery surface of algae is because of
Pectin on the outside of cellulose in cell wall
31
Grass green colour of chlorophyceae is given by
Chl-a and chl-b
32
Coenobium refers to
colony with fixed number of cells that have division of labour in colonial algae like volvox
33
Isokant flagella are in ___
Chlorophyceae- 2 to 8 or nil
34
Hypnospore formation in ____ makes:
Chlamydomanas nivalis
Snow- red (spore colour is red)
35
Most advanced grp of algae is chloro because
has all 3 types of repro
36
Air bladder is present in ___ phaeophyceae
Fucus
37
c3 cycle was discovered by whom in what
Melvin calvin, Chlorella with C-14 radiolabelled isotope
38
Star shaped chloroplast is present in
Zygnima
39
Chara and Chlorella have ___ shaped chloroplasts
Disk
40
Chloro are more abundantly present in ___ water
Freshwater
41
Plate shaped chloroplast is there in
Fritillaria
Fritschiella as per module
42
Non autotrophic parasite that causes Red rust on tea leaves is
Cephaluras- Chlorophyceae
43
___ algae is mostly found in brackish water
Brown
44
Leafy algae are
Brown- cuz of frond=== lamina
45
Hydrocolloids (Phycocolloids) present i phaeophyceae has ___
water holding capacity
46
Storage food of brown algae is
Laminarin, Mannitol (complex carbs)
47
____ type of xanthophyll is present in phaeophyceae
Fucoxanthin
48
Kelps belong to __ algae
phaeophyceae
49
Sulphated phycocolloid is
Agar agar and Carrageen in rhodophyceae
50
Dictyota is a member of
phaeophyceae
51
------ phaeophyceae members help prevent goitre
Laminaria and fucus
52
Only unicellular red algae is
Poryphyridium
53
___ shaped gametes (Pyriform) have 2 unequal flagellas in phaeophyceae
Pear
54
Gulf weed is
Sargassum
Sargasso sea is present in N atlantic ocean
55
Most primitive algal grp is
rhodo
56
Largest kelps is
Macrocystis- phaeophyceae
57
Batrachospermum is the only ____ rhodo
Blue green and completely freshwater
58
Pigments in rhodo are
Chl a and d
Phycobilins
Beta carotene
59
Heterokant, laterally arranged flaggela is found in
phaeophyceae- 2
60
A sulphated phycocolloid that helps in preparation of nutritive mediums can be extracted from
Gellidium and Gracillaria
(Agar agar as outer cell wall material)
61
Only parasitic red algae is
Harveyella
62
Complex post fertilization develeopment is seen in
rhodo- they have haplodiplontic lifestyle
63
Chondrus crispus helps in extraction of ____
Carrageen
64
Edible rhodo is
Porphyra
65
Goidukov movement is
increase in darkness of red colour in rhodo as depth increases--- increases efficiency of absorption of lil light that enters
66
Sea palm belongs to
phaeophyceae
67
__ algae is diploid mostly
phaeophyceae
68
Half of worlds co2 fixation is carried out by
algae
do oxygenic photosynthesis too
69
___ (no) species of marine algae are used as food
70
70
Algae are imp as primary producer of ___ in food cycle
Energy rich compound
71
Non motile unicellular chlro is
Chlorella
72
Eye spot is present in ___ chloro
Chlamydomonas
73
Most green algaes are ___cellular and ___
multicellular and filamentous
74
Pectose as an outer layer in cell wall is present in
chlorophyceae
75
__ coloured xanthophylls are presnt in chloro
Yellow
76
Oil droplets as food is also seen in ____ algae
green
77
Green algae are similar to higher plants in
Pigments- chl a, b , carotenoids
Stored food- starch
Cell wall- pectin and cellulose
78
Kelps are commonly called
Sea weeds
79
Simply and profusely branched filamentous phaeophyceae is
Ectocarpous, Kelps
80
Centrally located vacuole is found in __ algae
phaeophyceae
81
phaeophyceae attaches to the substratum with the help of
holdfast
82
Algin protects phaeophyceae from
dessication and shock
83
Algin or alginate salts is used for
Dentury measurement
84
Union of gametes in phaeophyceae happens in
water or in oognium
85
In warm waters, ____ algae are more likely to be seen
Red
86
Cell wall of red algae is complex cuz its made of
Polysulphate esters
87
diplobiontic lifecycle is seen in
Polysiphonia
88
___ makes food item viscous (obtained from algae)
Carrageen- gellating agent
Also used in medicine capsules
89
Reticulate chloroplast is found in
Oedogonium, green algae
90
Jacket is a layer of
Sterile cells
91
Seedless plants are
Cryptogams
92
SCP can be obtained from ____ chloro
Chlorella
93
in spirogyra isogametes are ----- flagellated
non
94
Term bryophytes was given by
Braun
95
Bryophytes are not true land plants because
They have air bladders and motile- flagellated gametes
96
Plant which grows in damp, cool and shady climate is called
Sciophytes
97
Father of bryology and Indian bryology is
Hertwig, Shivram Kashyap
98
Liver wort with leafy body is
Porella
99
1st archegoniophytes are
Bryophytes
100
Thalloid body can be differentiated from
dorsoventral side
101
Oblique septa in rhizoids are present in
Mosses- Leafy gametophyte
102
Phylloid and cauloid refer to
Leaf and stem like structures in Mosses and Porella
103
Scales are present in funaria. True or false.
False- Multicellular scales are present in some Thalloid and absent in Leafy
104
1 Gemma produces ___ plants
2
105
How is water transported in bryophytes
Parenchymal cells
106
Gemma is produced in which oart of the body in bryo
Gemma cup (adaxial- upper side of thalloid body)
107
Protonema/indirect germination is seen in
Mosses
108
Funaria is diecious or monecious
Monecious- Bisexual
109
Lateral branch of mosses have ___ sex organ
Female- Archegonium
110
Flask shaped archegonium has ___ NCC
6-10
111
Androcyte mother cells produce ___ shaped ___flagellated antherozoids
Sickle, Bi
112
____ movement is seen when antherozoids move towards sugar produced by archegonium
Chemotrophic
113
NCC (Neck canal cells) and VCC (Ventral canal cell) provide
Nourishment
114
First cell of sporophytic gen and first cell of gametophytic gen are
Zygote, spore
115
____ are the group of completely dependent sporophytes
Liver worts
116
3 parts of a sporophyte in bryophyta are
Foot, Seta, Capsule
117
3 parts of capsule are
Apophysis, Theca, Operculum
118
Calyptra is haploid or diploid
Haploid.
Present above the sporophyte
119
___ part of capsule have chloroplast in chlorenchyma cells
Apophysis
120
Poorly developed sporophyte in bryophyta is seen in
Riccia (Liver wort)
Has only capsule
121
Riccia is the only ___ shaped liver wort
Flat shaped
122
Homospores are formed when:
Spore mother cells divide via meiosis
123
Sporophyte in ___ has only foot and capsule
Horn worts
124
True elators are found in
Liverworts
These show hygroscopic movement
125
Spores that turn into elators are called
Psuedo elators- in horn worts
126
____ teeth is present in mosses
Peristomial- arranged in two layers
127
____ protonema of moss is chlorophilous and branched
Primary
128
Gregarious dev is seen in
Mosses- all grow in one area
129
Marchantia belongs to
Hepaticapsida
130
Examples of Anthicerapsida
Anthoceros and Notothylas
131
___ is used as absorbent cotton
Sphagnum (Mosses)- Peat moss
132
Hair cap moss is
Polytrichum
133
___ moss grows in jhummed areas
Funaria- fire moss or rope moss
134
In secondary protonema, ____ kind of asexual rep is seen
Budding
135
Sporophyte in ___ is more developed than liver warts
Mosses
136
___ are the reptiles of pk
Pterido
137
The 1st vascular cryptogams are ___, but
Pterido- Vessels in xylem and companion cells in phloem are absent
138
Habitat of Pterido
Cool, shady, moist places
139
