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Title: Important Points to Remember From Plant Kingdom
Description: The notes are aimed at students preparing for medical entrance exams. The points mainly covers the exceptions in Plant Kingdom.
Description: The notes are aimed at students preparing for medical entrance exams. The points mainly covers the exceptions in Plant Kingdom.
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Plant Kingdom
Chemotaxonomy involves grouping of organisms on the basis of :
DNA sequence
RNA sequence
Chemical nature of protein etc
...
Kelps belong to order Laminariales
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Gracilaria, Gelidium are red algae
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Liverworts reproduce asexually by gemmae and fragmentation
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Gymnosperms have tap root system
...
e
...
The megaspore mother cell is differentiated from one of the cells of the
nucellus
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CORALLOID-CYANOBACTERIA (NITROGEN FIXING) i
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CORALLOID-CYCY
Microsporophylls-Male Strobili
In angiosperms, the sporophylls are organised into flowers
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Which one of the following is also known as runway of pollen grains? Stigma
The germination of pollen grain results in the formation of pollen tube
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Banana is a monocot
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Haplontic life cycle is represented by Volvox
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Sexual system of classification is artificial system based on stamen characters
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Thallus organisation of Volvox is colonial and motile
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GBR-BCD
Red algae has floridean starch as reserve food and they are nonflagellate in nature
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Each zygospore gives rise to 1 daughter filament
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A red algae which is not red is Batrachospermum
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In chlorophyceae, the flagella are whiplash type
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Carpogonium-Flask
SHAPED
Female
SEX
ORGAN
in
RED
ALGAE
What are the most important characters of brown algae (Laminaria)?
1
...
Trumpet Hyphae
3
...
Fucoxanthin
Stem and leaves of bryophytes are analogous to vascular plants
...
Features of Funaria
– Protonema
– Gametophore
– Haplodiplontic
– Fragmentation
Calyptra and Rhizoid are haploid
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Star Like (Completely Cut Star Like)-Female Marchantia
Prothallus of fern is monoecious and protandrous with unicellular rhizoids
...
Fertilization with the help of water is not the evolutionary advanced feature of
Selaginella
...
Dominant vegetation is colder regions are gymnosperms
...
Endosperm of gymnosperm is ontogenetically similar to angiospermic embryo sac
...
In gymnosperms, male
and female gametophytes are present within sporangia located on sporophyte
...
Male gametes are flagellated in ECTOCARPUS
...
Fucus shows oogamy and it exhibits diplontic lifecycle
...
e
...
Gymnosperms are called soft wood spermatophytes because they lack xylem fibers
Title: Important Points to Remember From Plant Kingdom
Description: The notes are aimed at students preparing for medical entrance exams. The points mainly covers the exceptions in Plant Kingdom.
Description: The notes are aimed at students preparing for medical entrance exams. The points mainly covers the exceptions in Plant Kingdom.