Tag: pictorial feature of plant kingdom

Questions Related to pictorial feature of plant kingdom

What is correct?

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Bryophytes are vascular cryptogams

  2. Pteridophytes are homogenous group of tracheophytes

  3. Cordaitales grow in gymnosperm forests

  4. Gymnosperms are spermatophytes with naked seeds

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Correct Option: D

Gymnosperms are naked seeded plants because

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. There is no fruit

  2. There is no ovule

  3. There is no fertilization

  4. There is no ovary and fruit

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Correct Option: D

A plant producing seeds but lacking flowers is

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Gymnosperm

  2. Pteridophyte

  3. Angiosperm

  4. Bryophyte

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Correct Option: A

Which is not a feature of gymnosperms?

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Parallel venation

  2. Perennial nature

  3. Dimorphic branches

  4. Xylem with vessels

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Correct Option: D

Gymnosperms are called naked seed plants because they lack

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Cotyledons

  2. Endosperm

  3. Tests

  4. Ovary wall

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Correct Option: D

Pollen chambers present in gymnosperms represents

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Microsporangium

  2. Pollen grain cell where sperms are formed

  3. Opening of megagametophyte for passage of pollen tube to egg

  4. Cavity in nucellus for resting pollen grains after pollination

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Correct Option: D

Consider the following statements regarding gymnosperms and choose the correct option.
(a) In gymnosperms the male and the female gametophytes have an independent existence
(b) The multicellular female gametophyte is retained within megasporangium
(c) The gymnosperms are heterosporous. Of these statements

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. b and c are true but a is false

  2. a and b are true but c is false

  3. a and c are true but b is false

  4. b and c are false but a is true

  5. a and c are false but b is true

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Correct Option: A

Oldest gymnospermous tree is

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Taxodium mucronatum

  2. Pinus longavaea

  3. Zamia pygmia

  4. Sequoia sempervirens

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Correct Option: B

Lower vascular plants which produce seeds but not fruits belong to

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Bryophyta

  2. Pteridophyta

  3. Gymnosperms

  4. Euglenophyta

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Correct Option: C

Which is a character of gymnospermous wood?

evs flowers and fruits phanerogams gymnosperms pictorial feature of plant kingdom

  1. Porous

  2. Ring porous

  3. Diffused porous

  4. Non-porous

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Correct Option: D