Pteridophytes
Trending Questions
Q. Pteridophytes differ from bryophytes in
- having antheridium and archegonium
- being terrestrial
- lacking vascular tissues
- having independent sporophyte
Q.
Give one example of a plant which is heterosporous.
Q. Prothallus of Adiantum is
- spherical shaped
- rod shaped
- comma shaped
- heart shaped
Q.
Why are bryophytes limited in size?
Q. Which one of the following is not common between Marchantia and Selaginella?
- Antheridium
- Embryo
- Motile sperms
- Roots
Q.
What is an example of heterosporous?
Q.
Do bryophytes have stems?
Q. Pteridophytes are intermediates between
- bryophytes and gymnosperms
- thallophytes and bryophytes
- bryophytes and angiosperms
- gymnosperms and angiosperms
Q. Pteridophytes resemble bryophytes in
- having dominant sporophytic phase
- having multicellular parasitic gametophyte
- having multicellular free living gametophyte
- having vascular tissues
Q. What is correct regarding the first vascular plants?
- Gametophyte completely or partly dependent upon sporophyte
- First spermatophytes
- First plants to have true roots
- First plants to have embryos in the developmental stage
Q. Choose the incorrect statement regarding pteridophytes.
- Pteridophytes are frequently grown as ornamentals and also used for medicinal purposes
- Sporophyte is dominant phase
- Gametophyte is independent
- Prothallus is unicellular
Q.
_______ are the first true vascular plants.
Bryophytes
Pteridophytes
Algae
Gymnosperms
Q. Which among the following exhibit homospory?
- Selaginella
- Salvinia
- Cycas
- Lycopodium
Q. Gametophyte is most developed in:
- Fern
- Moss
- Pinus
- Cycas
Q. Which of the following is heterosporous?
- Selaginella
- Salvinia
- Azolla
- All of these
Q. Which of the following statements is correct?
- Homothallic and dioecious terms are used to describe unisexual conditions in plants.
- The parental body of gymnosperm, angiosperm, and most of the animal excluding humans is haploid.
- Ovary develops into a thick protective wall called pericarp.
- In internal fertilisation, the number of eggs produced by females is more.
