Стр.VB17 Vocabulary Bank ГДЗ Starlight Баранова 8 класс

Complete with: preserved, dormant, generally, distant, lost, optimistic, astonishing.

1. Completely intact DNA can only be extracted from a carefully ______ specimen.
2. The scientists rushed to publish their ______ findings.
3. It is ______ accepted that modern humans evolved in Africa.
4. Scientists say the fossil foot bone they found confirms man’s ______ ancestor could walk upright.
5. Paleontologists are ______ they will find dinosaur fossils in the area.
6. Some people believe that a ______ world lies buried deep beneath the Atlantic Ocean.
7. The scientists hope to reactivate the ______ gene.

Match the words to make phrases.

Find the correct word.

1. The woolly mammoth, ______ for over 5000 years, could be brought back to life thanks to a breakthrough in cloning technology.
2. The analysis was done by ______ biologists, using advanced techniques.
3. Scientists are ______ tests on the sample.
4. Researchers believe the answer to these questions may ______ in our DNA.
5. This new line of research will hopefully ______ to many breakthroughs.

Complete with: roam, clone, unleash, excavate, conduct, revive, evolve, hatch in the correct form.

1. Scientists think plants ______ from green algae.
2. Dinosaurs ______ the Earth for over 165 million years.
3. Archaeologists are currently ______ an Iron Age settlement in Wales.
4. Scientists have successfully ______ many animals, including sheep and mice.
5. I’m not in favour of ______ extinct species such as the dodo.
6. The students are ______ an experiment in the lab right now.
7. The decision to proceed with research into human cloning ______ a wave of protest.
8. Sea turtle eggs usually ______ at night.

Read the text and complete the gaps with the words in the list.

Event, extinct, primitive, mystery, evolved, reign, theory, existence

Dinosaurs are one of the most successful groups of animals ever to have lived. Their 1) ______ lasted from the late Triassic period (about 230 million years ago) until the end of the Cretaceous period (about 65 million years ago). The first evidence suggesting the 2) ______ of dinosaurs was the discovery of their ancient footprints in rocks in the 19th century. Later, their fossilised skeletons were found in locations all around the world. Dinosaurs 3) ______ from more 4) ______ reptiles known as archosaurs. The smallest dinosaurs were no larger than a chicken, but the largest reached lengths of 150 feet. Dinosaurs suddenly became 5) ______ about 65 million years ago, along with many other species. The most widely-accepted 6) ______ is that a large meteor hit the Earth causing a mass extinction 7) ______. But some scientists believe climate change was to blame. The truth might always remain a 8) ______.