--- title: How old is it? Rock layers, rock clocks, amber and the lon… — the lesson's questions with trees and pragmatics · Biology description: The 15 test and exam questions of lesson 276 «How old is it? Rock layers, rock clocks, amber and the long story of life» of the biology course of Mova's primary school, each with its options, Mova's choice and the right answer, every sentence with its dependency tree and pragmatics. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/) / How old is it? Rock layers, rock clock… # How old is it? Rock layers, rock clocks, amber and the long story of life The 15 questions of lesson 276 «How old is it? Rock layers, rock clocks, amber and the long story of life» of the biology course of Mova's primary school with their options, 80 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: [the lesson at school](https://md.mova.elamur.ai/free/en/school-run/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/). - [t1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t1/) — In Jurassic Park, scientists take dinosaur blood from a mosquito in amber and make new dinosaurs. Why can't this really happen? — wrong ✗ · ★ - [t2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t2/) — «my uncle says they carbon dated a T. rex, that's how they know it's 66 million» What is right? — right ✓ · ★ - [t3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t3/) — A fossil lies between a layer of ash 67 million years old below and one 65 million years old above. How old is the fossil? — wrong ✗ · ★ - [t4](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t4/) — «found a shell on a mountain, someone must've dropped it from a picnic» What is more likely? — wrong ✗ · ★ - [t5](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t5/) — Count them: a trilobite fossil shows 5 pairs of jointed legs. How many legs is that? — wrong ✗ · ★ - [t6](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t6/) — «so dinos and cavemen fought, like in the Flintstones» What is right? — wrong ✗ · ★ - [t7](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t7/) — What would we see if we found the same fossil plant in Africa and South America? — wrong ✗ · ★ - [t8](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t8/) — «life always had animals, like from day one» What is right? — right ✓ · ★ - [t9](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t9/) — A boy holds a piece of amber with a fly inside. Why is the fly so well kept? — right ✓ · ★ - [t10](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t10/) — Count them: a Cambrian scene has 2 Opabinia, each with 5 eyes, and 1 trilobite with 2 eyes. How many eyes in all? — wrong ✗ · ★ - [t11](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/t11/) — «continents moving?? yeah right, it'd be like an earthquake every day» What is right? — right ✓ · ★ - [e1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/e1/) — Identify the principle by which the relative ages of sedimentary rock layers are ordinarily determined. — wrong ✗ · exam - [e2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/e2/) — Select the response consistent with the established facts concerning the recovery of dinosaurian DNA from amber. — wrong ✗ · exam - [e3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/e3/) — Ascertain the approximate upper limit of the age which may be determined by carbon dating. — wrong ✗ · exam - [e4](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/e4/) — Which of the following statements most accurately characterises the presence of marine fossils upon the summit of Mount Everest? — wrong ✗ · exam - ← previous: [275. Fossils: how a living thing turns to stone and h…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/275-fossils-how-a-living-thing-turns-to-stone-and-how-we-dig-it-up/) - next →: [277. DNA simply: the recipe in every cell](https://md.mova.elamur.ai/free/en/corpora/questions/biology/277-dna-simply-the-recipe-in-every-cell/) - ↑ back to [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/)