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Biology

General

Easy

Question

In gymnosperm dominant phase is

Sporophyte
Gametophyte
Haploid
Diploid

The correct answer is: Sporophyte

In gymnosperms the dominant phase is sporophyte, gymnosperms are heterosporous produced haploid megaspore and microspores, which are produced with in sporangia born on sporophyll. These spore bearing plants are called sporophytes

Related Questions to study

Consider the following statements
I) They reproduce asexually by non-motile spores and sexually by non-motile gametes
II) In this class, sexual reproduction is oogamous and accompanied by complex post-fertilisation developments
III) The common members are $P o l y s i p h o n i a comma blank P o r p h y r a comma blank G r a c i l a r i a$ and $G e l i d i u m$
The above characteristics are belongs to which class of algae

Consider the following statements
I) They reproduce asexually by non-motile spores and sexually by non-motile gametes
II) In this class, sexual reproduction is oogamous and accompanied by complex post-fertilisation developments
III) The common members are $P o l y s i p h o n i a comma blank P o r p h y r a comma blank G r a c i l a r i a$ and $G e l i d i u m$
The above characteristics are belongs to which class of algae

Algae are

Algae are

In gymnosperms the dominate phase is …A… . They are heterosporous, produce …B… and …C… . Here, A, B and C refers to

In gymnosperms the dominate phase is …A… . They are heterosporous, produce …B… and …C… . Here, A, B and C refers to

parallel

Which of the following are called vascular cryptogams?

Which of the following are called vascular cryptogams?

$C y c a s$ leaflets are

$C y c a s$ leaflets are

The unique feature of bryophytes compared to other green plant group is that

The unique feature of bryophytes compared to other green plant group is that

parallel

In the angiosperm ovule, central cell of the embryo sac prior to the triple fusion, contains

In the angiosperm ovule, central cell of the embryo sac prior to the triple fusion, contains

Moss peat s used as a packing material for sending flowers and live plants to distant places because

Moss peat s used as a packing material for sending flowers and live plants to distant places because

In $C y c a s comma$ pollination occurs at ….. celled stage.

In $C y c a s comma$ pollination occurs at ….. celled stage.

parallel

Resin and turpentine are products of

Resin and turpentine are products of

The members of Chlorophyceae are commonly called

The members of Chlorophyceae are commonly called

In angiosperms, the pollen grains and ovules are produced in special structure called

In angiosperms, the pollen grains and ovules are produced in special structure called

parallel

Read carefully the given statements about algae and choose the correct option
I) The plant body is thalloid
II) Mainly aquatic
III) Reproduction takes place by vegetative, asexual and sexual
IV) $V o l v o x$ and $U l o t h r i x$ are the colonial form of algae

Read carefully the given statements about algae and choose the correct option
I) The plant body is thalloid
II) Mainly aquatic
III) Reproduction takes place by vegetative, asexual and sexual
IV) $V o l v o x$ and $U l o t h r i x$ are the colonial form of algae

Consider the following statements regarding the major pigments and stored food in the different groups of algae and select the correct options given.
I) In Chlorophyceae, the stored food material is starch and the major pigments are chlorophyll- $a a n d blank d.$
II) In Phaeophyceae, laminarian is the stored food and major pigments are chlorophyll- $a a n d blank b.$
III) In Rhodophyceae, floridean starch is the stored food and major pigments are chlorophylla- $a comma blank d$ and phycoerythrin.

Consider the following statements regarding the major pigments and stored food in the different groups of algae and select the correct options given.
I) In Chlorophyceae, the stored food material is starch and the major pigments are chlorophyll- $a a n d blank d.$
II) In Phaeophyceae, laminarian is the stored food and major pigments are chlorophyll- $a a n d blank b.$
III) In Rhodophyceae, floridean starch is the stored food and major pigments are chlorophylla- $a comma blank d$ and phycoerythrin.

Protonema is formed in

Protonema is formed in

parallel

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