1. The leaves bearing sporangia are called
a) Sporophylls
b) Frond
c) Tropophylls
d) Scaly leaves
Explanation: The leaves bearing sporangia are called Sporophylls
2. Cones in pteridophytes are formed in
a) Salvinia
b) Selaginella and lycopodium
c) Dryopteris
d) Selaginella and Equisetum
Explanation: Cones in pteridophytes are formed in Selaginella and Equisetum.
3. Spores in pteridophytes give rise to
a) Sporophyte
b) Parasite gametophyte
c) Free living gametophyte
d) Free living sporophyte
Explanation: Free living gametophyte
4. Which of the following are correct about pteridophytes?
I. The sporophytes bear sporangia that are formed on the sporophylls.
II. They are frequently grown as ornamentals.
III. They are the first terrestrial plants to forms seeds.
IV. Vascular tissues are absent in pteridophytes.
V. some species flourish well in sandy soil conditions.
a) V and IV
b) I, II and IV
c) III, IV and V
d) I and II
Explanation: I, II and IV
5. Sex organs in pteridophytes are formed on the
a) Multicellular well-developed sporophyte .
b) Multicellular main gametophyte phase of the plant.
c) Photosynthetic, free living gametophyte.
d) Parasite, gametophyte dependent on sporophyte.
Explanation: Photosynthetic, free living gametophyte.
6. The male and female sex organs of pteridophyte are called
a) Globule and nucule respectively
b) Antheridia and archegonia respectively
c) Spermatangia and oogonia respectively
d) Tests and ovary respectively
Explanation: The male and female sex organs of pteridophyte are called spermatangia and oogonia respectively
7. Zygote of pteridophyte
a) Undergoes reduction division just often formation
b) Produces multicellular gametophyte
c) Produces multicellular sporophyte
d) Remains dormant
Explanation: Zygote of pteridophyte produces multicellular sporophyte
8.Majority of the pteridophytes are
I. Homosporous and produce only one kind of spores.
II. Aquatic in nature.
III. Heterosporus and produce small and large spores.
IV. Restricted to narrow geographical zone because of specific requirement of water.
a) I and II
b) II and III
c) III and IV
d) IV and I
Explanation: IV and I
9. Heterosporous pteridophytes are
a) Dryopteris and pteris
b) Selaginella and lycopodium
c) Selaginella and salvinia
d) Equisetum and Adiantum
Explanation: Heterosporous pteridophytes are Selaginella and salvinia.
10. Heterosporous plants are
a) Plants producing one kind of spores.
b) Plants producing large and small spores.
c) Plants producing two type of spores which are similar in size.
d) None of these
Explanation: Plants producing large and small spores.