Download App

Evolution — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYEvolution2 Marks
Question
The figure given below represents Miller's apparatus used for his experiment.

Name the chemicals found in the sample drawn from $'e'$. How did this experiment support evolution?
✓

Answer

  • Amino acids were found.
  • Miller created in a laboratory scale, the conditions similar to the primitive earth.
  • Electric discharge using electrodes was created in a closed flask containing $CH_4, NH_3, H_2$​​​​​​​, and water vapour at $800^\circ C$.
  • The production of organic compounds supported the chemical evolution that preceded the formation of life on earth.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Answer the following questions." from Evolution→Evolution — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

What is meant by ozone hole? Which unit is used for measuring ozone thickness?
→
If a regular dose of drug or alcohol is not provided to an addicted person, he shows some withdrawal symptoms. List any four such withdrawal symptoms.
→
Give reasons – ‘Primary succession is always slower than secondary succession’
→
During in vitro synthesis of DNA, a researcher used 2’, 3’ - dideoxy cytidine triphosphate as raw nucleotide in place of 2’ - deoxy cytidine. What would be the consequence?
→
Name the two main categories of mutagens. Give one example of each.
→
Does our blood have proteases and nucleases?
→
Identify the areas labelled (i), (ii), (iii) and (iv) in the pie chart given below representing the biodiversity of plants showing their proportionate number of species of major taxa.
→
Identify A and B in the given diagram.

Image

→
How is DNA isolated in purified form from a bacterial cell?
→
Name the enzyme responsible for delay in ripening of tomato fruit.
→