Railway Science (Biology – Plant Kingdom) (Part-III)

Total Questions: 42

41. Amphibian plants are placed in which of the following groups? [RRB ALP Tier - I (14/08/2018) Evening]

Correct Answer: (d) Bryophyta
Solution:

It includes various mosses and liverworts. These are called amphibians of the plant Kingdom because they can live in soil, but are dependent on water for sexual reproduction.
Thallophytes (algae) are a primary division of the plant kingdom. Pteridophyta are primitive seedless vascular plants also called cryptogams. Gymnosperm, any vascular plant that reproduces by means of an exposed seed. Example - Cycads , Gnetophytes.

42. Which of the following can reproduce by fragmentation? [RRB ALP Tier - I (29/08/2018) Evening]

Correct Answer: (a) Spirogyra
Solution:

It is a green algae. Fragmentation is asexual type of reproduction. Yeast is a single-cell organism that is classified under the Fungi kingdom. Hydra and Yeast are common examples of budding.
A planarian is one of the many non-parasitic flatworms of the Turbellaria class under the phylum Platyhelminthes or flatworms found in both saltwater and freshwater ponds and rivers.