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Biology

General

Easy

Question

The gametophyte is not an independent, free living generation in

$A d i a n t u m$
$M a r c h a n t i a$
$P i n u s$
$P o l y t r i c h u m$

The correct answer is: $P i n u s$

Unlike bryophytes and pteridophytes, in gymnosperms $open parentheses e. g. comma blank P i n u s comma blank C y c a s comma blank e t c. close parentheses comma blank$ the male and female gametophytes do not have an independent free-living existence. They remain within the sporangia retained on the sporophytes.

Related Questions to study

Moss capsule represents a

Moss capsule represents a

Consider the following statements about bryophyte plants
I) The tea prepared from $p o l y t r i c h u m c o m m u n e$ is used to dissolve kidney and gall bladder stones
II) Many chemical products such as alcohol, ammonium sulphate, paraffin, brown dye, etc., can be obtained from peat
Choose the correct option

Consider the following statements about bryophyte plants
I) The tea prepared from $p o l y t r i c h u m c o m m u n e$ is used to dissolve kidney and gall bladder stones
II) Many chemical products such as alcohol, ammonium sulphate, paraffin, brown dye, etc., can be obtained from peat
Choose the correct option

Which of the following correctly represents the type of life cycle patterns from the options given?

Which of the following correctly represents the type of life cycle patterns from the options given?
BiologyGeneral

parallel

Which of the following propagates through leaf-tip?

Which of the following propagates through leaf-tip?

Which one of the following is a gymnosperm?

Which one of the following is a gymnosperm?

Double fertilisation involves

Double fertilisation involves

parallel

In angiosperms seeds are enclosed by

In angiosperms seeds are enclosed by

Which of the following in moss capsule is haploid/gametophytic tissue?

Which of the following in moss capsule is haploid/gametophytic tissue?

Number of archegonia in $C y c a s$ is

Number of archegonia in $C y c a s$ is

parallel

Iodine is obtained from

Iodine is obtained from

Calcium encrustation and larvicidal properties are present in

Calcium encrustation and larvicidal properties are present in

In $D r y o p t e r i s comma$ the opening mechanism of sporangium is effectively operated by

In $D r y o p t e r i s comma$ the opening mechanism of sporangium is effectively operated by

parallel

In $S e l a g i n e l l a$ the adaxial outgrowth from the base of leaf is called

In $S e l a g i n e l l a$ the adaxial outgrowth from the base of leaf is called

Chloroplasts of $S p i r o g y r a$ have

Chloroplasts of $S p i r o g y r a$ have

In the alternation of generations the sporophytic generations is …A… and the gametophytic generation is …B… . Here A and B refer to

In the alternation of generations the sporophytic generations is …A… and the gametophytic generation is …B… . Here A and B refer to

parallel

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