Q: Question 1: Mass extinction ocurred on the following time and era except for: A. Mesozoic B.…
A: Question 1) Mesozoic era : At the end of this era the about 70% of all plants and animals were…
Q: What triggered the Cambrian explosion that started 541 million years ago? All of the above O Higher…
A: Cambrian explosion refers to an event that occurred in the Cambrian period about 541 million years…
Q: Multicellular animals of the Ediacaran (Vendian) Fauna, though now known from multiple areas around…
A: In 1946 Ediacaran fauna was found in Ediacara Hills of South Australia. So this fauna is called as…
Q: Geologic changes often accompany mass extinction of life forms. Why do you think this is true?
A: Introduction:- To understand this question first we need to know what is mass extinction and major…
Q: What is a transitional fossil? Transitional fossils were poorly adapted to their environments. O…
A: Introduction - Any preserved remains, impression, or trace of any once-living thing from a previous…
Q: _is one of the earliest differences in the production of material culture, _ divides where…
A: During prehistoric times, members of homo erectus species had a lot of cultural differences. These…
Q: The geological context of fossil hominid materials in south Africa is [ Select] Time [ Select] less…
A: These are remains of a prehistoric plant or animal embedded in rock and preserved in petrified form.
Q: Which of the following techniques examines the decay of carbo an object? O A. Radiometric dating O…
A: For the determination of the age of living or nonliving materials the scientist usually determined…
Q: Detail one of the historical periods (pre-Cambrian, Cambrian, or post-Cambrian) of animal kingdom…
A: The Geologic Time Scale (GTS) is a system of chronological arrangement or sequence of geologic…
Q: Question 14 Which of the following is not one of the means for fossilization? Ice Tar None of the…
A: Fossilization is a process of becoming a fossil. In fossilization, only the hard parts (like bones,…
Q: Colonization of Land The Cambrian explosion Flowering plants Endosymbiosis Origin of Reptiles First…
A: Introduction : The Geologic Time Scale divides the Earth's history into four…
Q: Fossil Record: Transitional Fossil: Vestigial Structure: Biogeography: Homologous Structure:…
A: Any preserved remains, impression, or trace of any once-living thing from a past geological age is…
Q: Question: Which of the following puts the events in the history of life in the correct order?
A: Extinction The process in which particular organism disappear from the earth and nowhere to be…
Q: Ardipithecus ramidus lacked the specialized teeth seen in living apes (such as exaggerated canines).…
A: Any animal or plant retained in the Earth's geological record that is representative of a specific…
Q: Which of the mass extinctions appears to have removed the most animal groups? How long ago did this…
A: BASIC INFORMATION EXTINCTION It is basically the death of the present organism living in a…
Q: A fossil is found to contain the radioactive parent and daughter isotopes uranium 235U, and lead…
A: INTRODUCTION The determination of the relative age of a rock is predicated on the principle of…
Q: The current geological era is the ________. Question 32 options: Cambrian Paleozoic…
A:
Q: Which of the following pieces of evidence prompted researchers to abandon the hypothesis that a…
A: Iridium is an element belong to the platinum group and is the rarest and most densest element. Its…
Q: Explain what significant events happened during the Five major extinction events between the late…
A: An extinction event (also recognized as a mass extinction) is a large-scale and sudden loss of…
Q: B. Word Pool. Identify the term being described. Select your answer from the word pool below. EONS…
A: The geologic time scale is basically the system in which chronological dating and classification of…
Q: Relative-Age Dating Absolute-Age Dating Younger 440 mya 480 mya 520 mya 545 mya Older 2. The dates…
A: Ans: C: Igneous rock layers
Q: What led Walter to study the mass extinction of the dinosaurs? O He was following in the footsteps…
A: Paleontology, sometimes called palaeontology or palæontology, is the research of life which lived…
Q: Modern humans crossed a landbridge from Asia into North America during a glacial period about 20,000…
A: Hominins are primates that belong to family Hominidae. It includes bonobos, chimpanzees and humans.
Q: Researchers looking for fossils of the earliest life-forms face many hurdles. For example, few…
A: To explain: The reason why only few remaining samples of these early rocks still remain on the…
Q: what element rise that caused the diversification event in evolution of earth
A: Introduction : The rise in oxygen, which is termed the Great Oxygenation Event is an important event…
Q: Describing HOw a Fossil Forms Put the steps in order to describe the formation of a fossit. sediment…
A: Fossils are remnants of organisms - animals and plants from the past eras that get preserved in the…
Q: _is the study of the process of what happens to biological remains after an organism dies. This is…
A: Stratigraphy is the study of arrangement of rocks in layers or strata. Primatology is the study of…
Q: Which of the following sites, dated to about 300,000 years ago, has yielded the largest sample yet…
A: The “archaic” varieties of humans were gradually supplanted after the first appearance of Anatomical…
Q: Scientists on a fossil expedition in the Florida Everglades excavated an area with four strata…
A: Fossils are a good way to study various aspects of evolution and various genetic lineages the help…
Q: Fact or theory? Organisms that look similar have been observed to have differences when preserved in…
A:
Q: The largest mass extinction on record is the mass extinction event. O Late Permian O Late…
A: According to law of superposition within a sequence of layer of sedimentary rock the oldest layer is…
Q: Imagine you are the head of a newly formed NASA Interplanetary Paleontology Department! Based on…
A: Fossils are the impressions of the preserved impressions of organisms that remained on this planet…
Q: Trilobite fOS the P-T extinction. They are not fou 12. Explain one inference you can make about…
A: The fossil records demonstrate the geologic time periods. The image shows the cliff in Palo Duro…
Q: Feathers, which evolved from modified reptilian scales, show up in the fossil record at the end of…
A: Made from soft tissue, it is very rare to find the fossils of feathers as they cannot survive over a…
Q: (Modified True or False) Fossilized organisms are forms of organic carbon that are buried and stored…
A: A fossil is a preserved remains of animals and plants that are buried in sediments. It is formed…
Q: In undisturbed sedimentary rock, strata from the _ period are immediately below rocks from the…
A: Relative dating is the science of interpreting the relative order of events that occurred in the…
Q: Period was of unique importance to all ause during this Period aquatic vertebrates, like lobe finned…
A: Answer. Geological time scale is a chronological sequence of geologic and evolutionary events…
Q: The Chengjiang Fauna and the Burgess Shale Fauna are A early and middle Cambrian in age,…
A: Correct options are- 1 - e - all of the above. 2- A began in the Cretaceous and continued into the…
Q: Mammals quickly diversified into their various recognizable forms (i.e. cats, dogs, bears, ocean…
A: The group of vertebrate animals that are characterized by the presence of mammary glands is termed…
Q: Paleontologists at Grand Staircase-Escalante National Monument discovered a new ceratopsid skull.…
A: Introduction :- A palaeontologist is a scientist who analyses the fossil record to learn about the…
Q: Hominins are A composed of mostly extinct species. B the most evolved clade of Mammalia. the…
A: Mammals are the organisms which belong to the phylum chordate that is they contain vertebrates. The…
Q: ACTIVITY 2. Where Do I Belong! Directions: Table 1 shows pictures of different organisms and their…
A: The geological time scale divides the history of earth into eras which are further subdivided into…
Q: Cuvier's idea of catastrophe related to global geological events such as earthquakes extinction of…
A: Baron Georges Cuvier was a great French naturalist and zoologist. Cuvier is also known as the father…
Q: example. Table 10: Some Important Events in Geologic Time Era Mesozoic Period Triassic Event Eon…
A: This table is based on the time line of genetics. Various animals and plants came into existence…
Q: plutionary history of the dinosaurs up u Cambrian Mesozoic Paleozoic Cenozoic
A: Permian Triassic extinction event was called great dying event. In this era 90% of life in the…
Q: scientist has a fossil that was found in a layer of rock close to Earth’s surface. He believes that…
A: Fossils are the material remains (bones, teeth, shells) or traces (physical or chemical) of ancient…
Q: The Image shows four fossils found in varlous layers of rock. Fossil A Fossil B Fossil C Fossil D…
A: Fossils are the evidences for the history of the life on earth, the remains of a organism or any…
Q: A. Direction: Choose the letter of the correct answer and write the letter only on the space…
A: 1. Answer of question 1 is right 2.Answer of question 2 is wrong cenozoic era is the age of mammals…
Q: fossils
A: Fossils have played a significant role in understanding the past of our world. The fossil of…
The appearance of the first hominoids dates to the ___________ period.
- Triassic
- Jurassic
- Cretaceous
- Tertiary
- Quaternary
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Solved in 3 steps
- Most fossils are formed of the______ parts of an organismThe most complete Homo erectus skeleton of ever recovered is of a young boy (~ 11 years old) discovered from the west side of Lake Turkana and dated to about 1.6 mya is known as _________ _________. Group of answer choices Homo habilis Hybrid child Nariokotome boy Dmanisi remains Sangiran 17Bifacially flaked tools used by H. erectus characterize the [Select] stone tool industry. [Select] Osteodontokeratic Oldowan Mousterian Question 50 Upper Paleolithic Achuelean
- Fossil films made by ______ are usually black or dark brown.Radiometric dating _______. has a substantial error factor can only be used for dating animal fossils can be used to date sedimentary rock, but not fossils is basedon the premise that each isotope decays at a constant rate is unpredictable because of changes in temperature and pressureThe dinosaurs died out______ million years ago
- Fossil discoveries from East Africa have established the clear presence of Homo erectus by _________. Group of answer choices 6 mya 1.7 mya 5 mya 2 mya 2.5 myaI would like you to assist me in setting up a dating profile on Hominin (homo sapien). Would you date a hominin? Australopithecus afarensis is famous thanks to Lucy, but Paranthropus robustus could be a diamond in the rough! Once again, let's have a little fun with this learning activity. Showcase your knowledge of the important attributes of one of the fossil hominins covered in this Unit by writing a dating profile for one. Creativity is welcome and encouraged! But all of the responses on this dating profile should relate to/be unique to the fossil hominin you choose. There must be good reasons for your answers that relate to the morphology, physiology, behavior, and/or environment of your chosen hominin. Have a short introduction of Homonin you choose, and answer the questions below: What are your best physical features and why? What are your special skills and/or favorite hobbies? What are you looking for in a partner? What is your favorite food? What are you…Which of the following features can be used to estimate age at death in subadult remains? Dental eruption Cranial sutures Pubic symphysis Auricular surface
- The earliest fossils clearly recognizable as parts of flowering plants are _____________________ __________________ in rocks more than ______________ million years old.QUESTION 19 The earliest modified stone tool technology. Lomekwian Oldowan Acheulean MousterianBasilosaurus was a fully aquatic ancient whale species that had vestigial _____________________ which suggests a terrestrial past. knee caps feet hind limbs hip girdle