Male and female gametophytes are indepen...

Male and female gametophytes are independent and freeliving in:

Sphagnum

Mustard

Castor

Pinus

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Male and female gametophytes are independent and free-living in

In gymnosperms, the male and the female gametophytes do not have an independent free-living existence. (True/False)

Some statements are given below :- (a) In gymnosperms the male and the female gametophytes do not have an independent free-living existence (b) In Cycas foliage leaves are pinnately compound (c) The stems are branched in Pinus and Cedrus (d) In Pinus, male cones and female cones are borne on different trees. Out of them, which statements are correct ?

Assertion : The leaves in gymnosperms are well adapted to withstand extremes of temperature, humidity and wind Reason : Unlike bryophytes and pteridophytes, in gymnosperms the male and female gametophytes do not have an independent free living existence.

In which one of the following male and female gametophytes do not have free living independent existence

Consider the following statements regarding gymnosperms (A) In gymnospers, the male and female gametophytes have an independent existence (B) The multicellular female gametophyte is retained within the megasporangium (C) The gymnosperms are heterosporous Of these statements.

In which of the following, gametophyte is not independent and free living ?

Both male and female gametophytes do not show free-living existence in

ALLEN-DIVERSITY IN LIVING WORLD (PLANT DIVERSITY)-EXERCISE-II

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Some hyperthermophilic organisms that grow in highly acidic (pH 2) hab...
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Male and female gametophytes are independent and freeliving in:
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Single-celled eukaryotes are included in Kingdom
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Membrane-bound organelles are absent in:
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The chief water conducting elements of xylem in gymnosperms are
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The common nitrogen-fixer in paddy fields is
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Which one of the following plants is monoecious?
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Match the contents of column-I with those of column-II
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Among the following plant group which has independent gametophyte and ...
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A prokaryotic autotrophic nitrogen fixing symbiont is found in
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