Question
Asked Sep 3, 2019
23 views

During what era and period did the first vascular plants,such as ferns, appear?

check_circle

Expert Answer

Step 1

The term plants refer to the group embryophyte which includes bryophytes and higher vascular plants. Plant evolution is an aspect of the study of biological evolution.  The timeline displays a graphical representation of the eras and the life-forms which originated at that era.

Step 2

The ecological time is divided into

  • 1. Earliest plants
  • 2. Palaeozoic flora
    • 2.1 Cambrian flora – the primitive plants were small, unicellular or filamentous, with simple branching.
    • 2.2 Ordovician flora - The first terrestrial plants, and presence of spores where first found on the fossils belonging to this era.
    • 2.3 Silurian flora - The first fossilized records of vascular plants, that is, land plants with vascular tissues, appeared in the Silurian period. The earliest known member of this group (mostly from the northern hemisphere) are placed in the genus Cooksonia
    • 2.4 Devonian flora – colonization of land plants. Ferns started appearing.
    • 2.5 C...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Biology

Paleobotany and Palynology

Related Biology Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Mosquitos are the most common vector for malaria. How do mosquitos acquire the initial plasmodium in...

A: Malaria is caused by the Plasmodium group of parasites. It is characterized by a pattern of alternat...

question_answer

Q: Biochemical and differential tests can be incorporated into growth media or performed on isolated co...

A: It is required to provide three examples of differential test that is incorporated into growth media...

question_answer

Q: EWhat are some factors that affect rates of speciation within a group

A: Some of the factors that affect rate of speciation in a group are:Mutation- These are sudden heritab...

question_answer

Q: Describe the process we use to infer the phylogenetic relationships of a set of living organisms.

A: It is a universally accepted theory that all the living organisms belonging to various phylums are d...

question_answer

Q: Can two populations have the same allele frequencies but different genotypes frequencies

A: Allele frequency is the measure of how much an allele is common in a given population. It is the rat...

question_answer

Q: Mention the respiratory and urinary adjustments to acidosis and alkalosis.

A: Acidosis and alkalosis refer to the abnormal conditions resulting from an imbalance in the pH of the...

question_answer

Q: Lactose operon and how does the system work

A: The functional unit of DNA (deoxyribonucleic acid) containing multiple genes, which are regulated un...

question_answer

Q: Describe the process of development, from fertilization to parturition.

A: The female reproductive system carry out many functions.  The internal reproductive organs of a fema...

question_answer

Q: What color of light is least effective in driving photosynthesis?

A: Plants convert light energy into the chemical energy during photosynthesis. Photosynthesis occurs in...