Introduction to bryophytes - class-XI
Description: introduction to bryophytes | |
Number of Questions: 81 | |
Created by: Manjit Singh | |
Tags: biology botany pictorial feature of plant kingdom kingdom plantae plant kingdom |
Water is essential for Bryophyta, because
Which of the following is an example of Bryophyte?
Seedless nonvascular plants are
In Bryophyta, organs are referred to as "Leaf like' and 'Stem like' and not the true leaf and stem because
Non vascular land plants are called as
In Bryophytes, what is absent?
Which of the following is the amphibians of the plant kingdom?
The first cell of the gametophytic generation in bryophytes is
True roots are absent in
Bryophytes have conducting tissue.
Bryophytes have true roots.
Bryophyta acts as connecting link between________________
First land inhabiting organisms are_____________
------ are called as amphibians of the plant kingdom.
Conducting tissue in Funaria is____________
'Amphibians' of plant kingdom are__________________
First group of plants to inhabit land are
Pteridophytes differ from bryophytes in possessing
Which of the following plant groups is the most abundant on earth?
Which of the following groups is considered as 'amphibians of plant kingdom'?
Moss capsule represents
Funaria and Marchantia are examples of
Bryophyta is a division of sub-kingdom phanerogamae.
An example of plant that belongs to bryophyte is
The mosses we see on the damp, old brick walls belong to
Well developed archegonium with neck consisting of 4-6 rows of neck cells characterizes__________________.
Elater mechanism of spore dispersal is found in
Marchantia is a bryophyte as it does not possess
Structure protecting archegonia of Marchantia is
Antherozoids of Marchantia are
Gemma for vegetative reproduction occurs in
In which of the following elater mother cells and spore mother cells belong to the same generation?
Vegetative reproduction in Marchantia occurs through
Five rowed archegonial neck occurs in ____________.
Plant body is thalloid in
Archegoniophore occurs in
Consider the folowing statements
Marchantia polymorpha
1. is dioecious
2. possesses antheriodophores and archegoniophores.
3. lacks foot and seta in its sporophyte
4. is heterosporous.
Which of these statements are corrct?
The capsule grows continuously due to the presence of n intercalary meristem in _____________.
Consider the following pairs.
a. Sporogonium opening irregularly- Marchantia
b. Sporogonium splitting down into two halves- Scapania
c. Sporogonium with a bulbous foot- Anthoceros
d. Sporogonium without a long stalk-like seta- Sphagnum.
Which of the pairs are correctly matched?
Reindeer moss and Iceland moss found in the extremely cold climates belong to.
Funaria is a moss.
Plant body of Funaria is ______________.
If the leaf of Funaria has 5 chromosomes, the primary protonema will have ____________.
The most completely fossil Bryophyte is?
Which of the following statements is incorrect?
Funaria requires water because ___________________.
The prominent phase in the life cycle of bryophytes is ___________.
While studying a plant, you discover that it has chlorophyll, no xylem. Its multicellulcar sex organs are enclosed in a layer of jacket cells. Its gametophyte Stage is free living. The plant probability belongs to
In which of the following groups would you place a plant which produces spores and embryos but lacks seeds and vascular tissues?
Bryophytes are the first land plants but incompletely adapted to land conditions as______________________
Bryophytes are dependent on water because
Vascular and mechanical tissue is absent in_____________.
Give the differences between thallophyta and bryophyta.
Female sex organ of bryophytes is called as
Which does not occur in thallus of Marchantia?
Sphaerocarpos belongs to
More than one answer may be correct:
Marchantia polymorpha
1. Is dioecious
2. Possesses antheridiophores and archegoniophores
3. Lacks foot and seta in its sporophyte
4. Is heterosporous.
Which one is an amphibious plant
Which of the following have an independent gametophyte generation and a dependent sporophyte generation?
Identify the correct sequence of plants in the order of character given below.
$(i)$ Sporophyte with foot, intercalary meristem and capsule
$(ii)$ Gemma cups on thallus
$(iii)$ Sorus covered by false indusium
$(iv)$ Embryophytic, tracheophytic, archegoniate
Slime pores are found in
The plant body of moss(Funaria) is?
Reduced gametophyte is the important character of _____
The plant body of a liverwort is thalloid
Find set of features related to Funaria
a. Protonema
b. Prothallus
c. Gametophore
d. Thallus body
e. NCC in antheridium
f. Haplodiplontic
g. True plant organs in sporophyte
h. Fragmentation
In bryophytes, zygote produces :
All given members are monoecious,except _______________.
Which of the following is incorrect about bryophytes?
Peat is used at a fuel in some countries. Remains of which plant give rise to peat?
Which among the following genus of the bryophyte have ecological value?
"The diploid sporophyte is represented by a dominant, independent , photosynthetic, vascular plant body. It alternates with nulticellular, independent but Short -lived haploid gametophyte such pattern of life cycle is found in
Peat is formed form____________.
Which bryophyte is of economic importance?
The bryophyte which can absorb water upto 18 times of its weight?
Bryophyta are ecologically important plants as they are
A bryophyte of considerable economic importance is
In Bryophyte, the term amphigastria refers to _______________.
Which one of the following species is used for the extraction of Geranium oil?
Peat, obtained from Sphagnum moss, is used as ______________.
Which of the following plants was used as a wound dressing as late as World war I
Read the given statements and select the correct option.
Statement 1 : Bryophytes are amphibians of plant kingdom.
Statement 2 : They live in soil but depend on water for sexual reproduction.