Plant Kingdom
MCQsQuestion.com has 57 Question/Answers about Topic Plant Kingdom
Compared with the gametophytes of the bryophytes the gametophytes of vascular plants tend to be
- A. Smaller and to have smaller sex organs
- B. Smaller but to have larger sex organs
- C. Larger but to have smaller sex organs
- D. Larger and to have larger sex organs
- Correct Answer: Option A
Chloroplast of Ulothrix is
- A. Ribbon shaped and spirally coiled
- B. Laminate
- C. Stellate
- D. Girdle shaped
- Correct Answer: Option D
Chloroplast of Chlamydomonas is
- A. Collar-shaped
- B. Cup-shaped
- C. Stellate-shaped
- D. Spiral
- Correct Answer: Option B
Chlorenchyma develops in
- A. Mycelium of a green mold such as Aspergillus
- B. Cytoplasm of Chlorella
- C. Capsule of a moss
- D. Pollen tube of Pinus
- Correct Answer: Option C
Archegonium is absent in
- A. Thallophyta
- B. Pteridophyta
- C. Bryophyta
- D. Gymnosperms
- Correct Answer: Option A
Which cells within the microsporangia undergo meiosis and produce microspores.
- A. Zygotic cells
- B. Spore mother cells
- C. Archegonial cells
- D. Antheridial cells
- Correct Answer: Option B
Trumpet hyphae of certain brown algae are similar to
- A. Sieve tubes
- B. Tracheids
- C. Tracheae
- D. Companion cells
- Correct Answer: Option A
Transgenic plants are the ones
- A. Grown in artificial medium after hybridization in the field
- B. Produced by a somatic embryo in artificial medium
- C. Generated by introducing foreign DNA in to a cell and regenerating a plant from that cell
- D. Produced after protoplast fusion in artificial medium
- Correct Answer: Option C
The walking fern is so named because
- A. It is dispersed through the agency of walking animals
- B. It propagates vegetatively by its shoot tips
- C. Its spores are able to walk
- D. It knows how to walk by itself
- Correct Answer: Option B
The unicellular green algae that undergo both asexual and sexual reproduction are
- A. Chlamydomonas
- B. Selaginella
- C. Pinus
- D. Dryopteris
- Correct Answer: Option A
The term ‘vascular cryptogams’ is used for
- A. Bryophyta
- B. Pteridophyta
- C. Angiosperms
- D. Gymnosperms
- Correct Answer: Option B
The term prothallus refers to
- A. a plant body not differentiated into root, stem and leaves
- B. Reduced sporophyte
- C. a stage before thallus formation
- D. Reduced gametophyte
- Correct Answer: Option D
The sporophytes are heterosporous in
- A. Selaginella
- B. Nephrolepis
- C. Marchantia
- D. Polytrichum
- Correct Answer: Option A
The seedless vascular plants whose sporophytes are larger than their small and independent gametophytes are
- A. Pteridophytes
- B. Angiosperms
- C. Gymnosperms
- D. None of these
- Correct Answer: Option A
Antheridia and Archegonia are sex organs of
- A. Moss
- B. Mucor
- C. Spirogyra
- D. Puccinia
- Correct Answer: Option A