Q. No.Select the wrong statement :
1. Anisogametes differ either in structure, function or behaviour
2. In Oomycetes, female gamete is smaller and motile, while male gamete is larger and non-motile
3. Chlamydomonas exhibits both isogamy and anisogamy and Fucus shows oogamy
4. Isogametes are similar in structure, function and behaviour
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Bryophytes have
1. Archegonia
2. Dominant gametophytic and parasitic sporophytic phases
3. Thalloid plant body
4. All the above
Chl a, Chl d and phycoerythrin occur in
| 1. | Chlorophyceae | 2. | Bacillariophyceae |
| 3. | Cyanophyceae | 4. | Rhodophyceae |
Wood of Pinus is
1. Manoxylic and homoxylous
2. Manoxylic and heteroxylous
3. Pycnoxylic and homoxylous
4. Pycnoxylic and heteroxylous
Cycas has two cotyledons but is not included under angiosperms because it has
1. Circinate ptyxis
2. Compound leaves
3. Monocot like stem
4. Naked seeds
What is exclusive for angiosperms?
1. Vessels
2. Secondary growth
3. Double fertilisation
4. Autotrophic nature
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Chlorenchyma is known to develop in
1. Cytoplasm of Chlorella
2. Mycelium of a green mould like Aspergillus
3. Spore capsule of a moss
4. Pollen tube of Pinus
Sexual reproduction of Spirogyra is an advanced feature as it shows
1. Different sizes of motile sex organs
2. Same size of motile sex organs
3. Morphologically different sex organs
4. Physiologically different sex organs
Which amongst the following are not seed producers
1. Fern and Funaria
2. Funaria and Ficus
3. Ficus and Chlamydomonas
4. Punica and Pinus
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