Male and Female Strobili

Q. The plant having maximum number of chromosome belongs to

1. Algae
2. Bryophyte
3. Pteridophyte
4. Gymnosperm

Q. In Pinus, male and female cones occur

1. on same branch
2. on different branches of the same plant
3. on different plants
4. none of these

Q. Which of the following is correct regarding Cycas?

1. The single sporophyll bears both microsporangia and ovule
2. A single cone consists of both mega and microsporophylls
3. Male strobilus and megasporophylls occur on the same plant
4. Male strobilus and megasporophylls occur on separate plants

Q. The reduced gametophyte present in a gymnosperm is called

1. strobili
2. cones
3. pollen grains
4. microsporangiate

Q.

Where is archegonia found in gymnosperms?

Q. Common character in bryophytes and pteridophytes is:

1. Both are vascular
2. Both are non-vascular
3. Sporophyte generation is dominant in both
4. Both have jacketed and multicellular sex organ

Q.

The male and female reproductive organs of several pteridophytes and gymnosperms are comparable to floral structures of angiosperms. Make an attempt to compare the various reproductive parts of pteridophytes and gymnosperms with reprodutive structures of angiosperms.

Q. Gymnosperms resemble pteridophytes in

1. producing seeds
2. having vessels in xylem
3. having independent gametophyte
4. having archegonia

Q.

Which of the following groups of plants possesses cones as reproductive structures?

1. Gymnosperms

2. Pteridophytes
   

3. Bryophytes

4. Thallophytes

Q. In gymnosperms, male cone is made up of ___________, which contain _________, inside which __________ develop.

1. megasporophylls, megasporangium, female gametophytes
2. microsporophylls, microsporangium, pollen grains
3. microsporophylls, megasporangium, pollen grains
4. megasporophylls, megasporangium, male gametophytes

Q. In gymnosperms, the male cone bears _______, and the female cone bears ______ respectively.

1. megasporangium, microsporangium
2. microsporophylls, microsporangium
3. megasporophylls, microsporophylls
4. microsporophylls, megasporophylls

Q.

If microsporophyll in gymnosperms resemble the stamen in a flower, then megasporophyll would resemble which complementary part?

1. Stigma

2. Pistil

3. Anther

4. Petals

Q.

Sieve cells can be traced in :

1. Dicots

2. Monocots

3. Gymnosperms and pteridophytes

4. Bryophytes

Q.

Independent gametophyte is not found in

1. amphibians of plant kingdom

2. first vascular plants

3. first seed plants

4. sea weeds

Q. In Pinus, male and female cones occur

1. on same branch
2. on different branches of the same plant
3. on different plants
4. none of these

Q. Which among the following is the reproductive structure in gymnosperms?

1. Capsules
2. Setae
3. Cones
4. Prothallus

Q. Seed bearing plants are

1. Spermatophytes
2. Embryophytes
3. Thallophytes
4. Tracheophytes

Q. Male and female gametophytes do not have free independent existence in

1. Pteris
2. Cedrus
3. Polytrichum
4. Funaria

Q. In pteridophytes, main plant body is a ____(i)___ which is ____(ii)____ into true roots, stem and leaves.
Fill the blanks in above statement and select the correct option.

1. (i) - sporophyte, (ii) - differentiated
2. (i) - sporophyte, (ii) - not differentiated
3. (i) - gametophyte, (ii) - differentiated
4. (i) - gametophyte, (ii) - not differentiated

Q. The reduced male gametophyte present in a gymnosperm is called as

1. strobili
2. cones
3. pollen grains
4. microsporangia

Q. Many sporophylls form

1. Cones
2. Spores
3. Sporangia
4. None

Q.

Independent gametophyte is not found in

1. amphibians of plant kingdom

2. first vascular plants

3. sea weeds

4. first seed plants

Q. In gymnosperms, the male cone bears _______, and the female cone bears ______ respectively.

1. megasporophylls, microsporophylls
2. microsporophylls, megasporophylls
3. megasporangium, microsporangium
4. microsporophylls, microsporangium

Q. Which kind of life-cycle pattern is exhibited by seed-bearing plants?

1. Haplontic
2. Diplontic
3. Haplo-diplontic
4. All of these

Q. An example of monocots showing secondary growth in stem is

1. Lilium
2. Cocos
3. Asparagus
4. Yucca

Q. In gymnosperms, male cone is made up of ___________, which contain _________, inside which __________ develop.

1. megasporophylls, megasporangium, female gametophytes
2. microsporophylls, microsporangium, pollen grains
3. microsporophylls, megasporangium, pollen grains
4. megasporophylls, megasporangium, male gametophytes

Q. In which one of the following, male and female gametophytes do not have free living independent existence $?$

Q. In Dryopteris, the sori are borne

1. Laterally
2. Abaxially
3. Adaxially
4. Marginally

Q. Most of the gymnosperms have

1. Both archegonia and antheridia
2. Archegonia but not antheridia
3. Only antheridia
4. Both archegonia and antheridia are absent

Q.

If Microsporophyll : Stamen, then Megasporophyll :

1. Anther

2. Gynoecium

3. Pollen grains

4. Ovule