Flagellated male gametes are present in all the three of which one of the following sets? [2007]
If you are asked to classify the various algae into distinct groups, which of the following characters you should choose? [2007]
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In the prothallus of a vascular cryptogam, the antherozoids and eggs mature a different times. As a result [2007]
Conifers differ from grasses in the [2006]
Peat Moss is used as a packing material for sending flowers and live plants to distant places because [2006]
In a moss the sporophyte [2006]
Match items in Column I with those in Column II
Select the correct answer from the following:
Which one of the following is a living fossil? [2003, 04]
Which of the following propagates through leaf- tip? [2004]
Which one pair of examples will correctly represent the grouping Spermatophyta according to one of the schemes of classifying plants ? [2003]
Which one of the following pairs of plants are not seed producers? [2003]
Sexual reproduction in Spirogyra is an advanced feature because it shows [2003]
Which of the following is without exception in angiosperms? [2002]
Which of the following plants produces seeds but not flowers? [2002]
Cycas have two cotyledons but not included in angiosperms because of [2001]
A research student collected certain alga & found its cell contained both chlorophyll-a,b,c & chlorophyll-d as well as phycoerythrin.The alga belongs to [2000]
Floridean starch is found in [2000]
One of the most important reasons why wild plants should thrive is that they are good sources of [2000]
In Ferns meiosis occurs when [2000]
The largest ovules, largest male and female gametes and largest plants are found among [2000]
Fusion of two motile gametes which are dissimilar in size is termed as
Columella is a specialised structure found in the sporangium of [1999]
Which of the following is true about bryophytes? [1999]
In which of the following would you place the plants having vascular tissue lacking seeds? [1999, 2000]
Bryophytes comprise [1999]
33 docs|83 tests
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33 docs|83 tests
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