Could Nonvascular Plants Have Caused Weathering ofRocks and Contributed to Climate Change During theOrdovician Period?

Q: What major climatic and biological events happened during thePleistocene?

A: The environment throughout the Pleistocene was dynamic, changing dramatically in response to climate…

Q: In what way was the evolution of eukaryotic cells linked to the increase in the oxygen concentration…

A: Evolution is a continuous process and we are still evolving. Evolution is nothing but adapting to…

Q: What are the three categories of land plants based on morphology? How do these categories relate to…

A: According to our company policy we are supposed to answer the first question. For the rest please…

Q: What indicates positive evidence of aquatic ancestry bryphytes?

A: Plants are the source of energy for many higher organisms that cannot prepare their own food. They…

Q: Which one out of the eurythermal or stenothermal species, is likely to survive increased global…

A: In biology, an organism is a single entity that represents life's properties. It is synonymous with…

Q: How did the evolution of certain reproductive features allow early plants to invade the land? Answer…

A: Evolution is defined as the change in traits or characteristic in a population over several…

Q: Plant photosynthesis transformed a very large amount of atmosphericcarbon dioxide into…

A: Answer is c.)  Carboniferous.

Q: What is the term for bits of rock and dirt? O A. Mesozoic O B. Half-life O C. Sediment O D.…

A: An MCQ has been asked. Have to name a term for bits of rock and dirt.

Q: How is fossil age measured

A: Relative dating and absolute dating are the two basic approaches for establishing the age of a…

Q: Identify the features present in the ancestor of land plantsthat helped give rise to the land…

A: The two groups of charophytes(carales and coleochaete) have many features that will have promoted…

Q: Place the following adaptations in the correct order from earliest to most recent by numbering them…

A: Introduction  Life originated on earth around 4 billion years ago in the ocean. However, it was just…

Q: What advantages and disadvantages would terrestrialexistence have had for the first plants to invade…

A: Advantages for the first plants to invade land for terrestrial existence are. • Abundant sunlight…

Q: The closest living relative to land plants today are cyanobacteria. O charophytes. O red algae.…

A: plants are organisms which comes under the kingdom plantae . They are eukaryotic multicellular and…

Q: When did plants first emerge? What kinds of fossils were found to give us some ideas about the…

A: The evolutionary evidences of plants are recorded on the basis of fossil preserved in lowland or…

Q: Why are pteridophytesmore common in humidplaces?

A: Pteridophytes are terrestrial plants that possess vascular system. They grow in shady, cool, and…

Q: Make a sketch of the slide and label the following structures: megagametophyte. archegonia, eggs

A: Cones are the reproductive structures on the plant which give rise to embryo. There are male and…

Q: Plants probably descended from a group of green algae called (a) rhyniophytes (b) Calamites (c)…

A: The correct answer is (d) Charophytes

Q: Hydrophytic pteridophyte isa) Lycopodium b) Azollac) Equisetum d) Selaginella

A: Pteridophytes are vascular plants that have true roots. They have a dominant sporic life cycle(they…

Q: Why are pteridophytes better adapted to dry land than bryophytes? Were Pteridophytes always less…

A: To determine: To detrmine why pteridoophytes better adapted to dry land than bryoophytes and whether…

Q: Does the structure below show homospory or heterospory?

A: Plants are majorly divided into 2 types they are vascular plants and on vascular plants. Non…

Q: Metagenesis takes place below the Earth's surface where temperature is less than 150°C . Select one:…

A: Answer : True

Q: 1. How arc thc modern environment (Photograph X) and Triassic rock (Photograph Y) the same? 2. Ilow…

A: A fossil is any preserved remains, impression, or trace of any once-living thing from a past…

Q: Why are Bryophytes regarded as "the amphibians of plant kingdom"?

A: Amphibians can be found on both land and water; however, during the breeding season, they must come…

Q: In the context of the phosphorous cycle, the arrows and indicate fossilization. Fill in the gaps in…

A: Few important terms which should kept in mind. These are as follows: As we know that the earth is…

Q: Why can the bryophytes beconsidered the “amphibians ofthe plant world”?

A: Bryophytes are the multicellular, non-vascular plants. They are classified under three classes-…

Q: Plant life first appeared on land during which of the following periods? a. Cambrian period b.…

A: The palaeozoic era was divided into six periods and these were as follows: Cambrian Ordovician…

Q: What types of evidence support the hypothesis that land plants descended from the group of green…

A:

Q: What was the most significant contribution of early photosynthetic organisms to Earth’s environment?

A: Photosynthesis is preparation of food by the use of light and carbon-dioxide gas.

Q: Insects are the most diverse group of multicellular organisms on Earth. Select each of the factors…

A: Multicellular organisms consist of more than one cell, with cell groups which distinguish themselves…

Q: Why are pteridophytes better adapted to dry land than bryophytes? Were pteridophytes always less…

A: Introduction In this question we have to discuss why are pteridophytes better adapted to dr

Q: Why are Ginkgo and Cycas called living fossils?

A: Fossils are the preserved remains or traces of animals, plants, and other organisms from the past.…

Q: Why bryophytes are amphibians of plant kingdom?

A: Bryophytes are the non-vascular small plants like hornworts, mosses, and liverworts. These plants do…

Q: using the geologic time scale, what era and period did the first flowering plants appear?

A: The Geological time scale is a system of chronological dating that relates geological strata to…

Q: List the types of rocks that form from rhizarian remains.

A: There are various types of rocks in which the main rocks comprises sedimentary rocks, igneous rocks,…

Q: If you were to find 60-million-year-old fossils of a species of land plants on the east coast of the…

A: Fossils are the substances that are used to give us information about how animals and plants were…

Q: Which of these best describes the difference between early and more recently evolved land plants? O…

A: Plants have evolved from a simpler body to a more complex and differentiated body.  We find…

Q: Why are green algae known to be ancestors of land plants?

A: Both land plants (embryophytes) and closely-related green algae ( Charophyta ) belong to…

Q: What was the “Cambrian explosion” and how might you explain it?

A: Introduction  Cambrian explosion event was occurred nearly 541 million years ago during the Cambrian…

Q: During what era did pangs begin to break up

A: During what era did pangs begin to break up? Answer. B. Triassic

Q: coastal live oak beniftis from convex plants in what way

A: The coastal areas are the ones where seas meet landmasses. Plants living in this habitat are highly…

Q: What does hydrach and xerarch successions lead to?

A: Ecology is the branch of biology. It is dealing with the interactions and relations between the…

Q: about Excavata supergroup as discussed in clas O It contains only nh

A: The correct option is Answer B. It contains some members without mitochondria .    Excavata are…

Q: Why green algae is called ancestors of land plants?

A: Green algae are photosynthetic, aquatic organisms. These can be unicellular or multicellular and can…

Q: What is the difference between Fossils and Trace Fossils.

A: A fossil (from the Latin word fossilis, literally 'obtained by digging') is the preserved remains,…

Q: Kingdom plantae acquired the extensive diversity with the course of evolution,comment

A: During the beginning of life on earth, the seas were colonized by photosynthetic microbes. The…

Q: In what layer does the oldest organism become extinct first?

A: Answer: The study of fossils is called paleontology.

Q: Explain why there are no tree-sized bryophytes.

A: Plants on land are divided into two types: vascular plants and non-vascular plants (also called as…