Advertisements
Advertisements
Question
Match the following
| Column A | Column B | |
| a) | Atavism | caudal vertebrae and vermiform appendix |
| b) | Vestigial organs | a forelimb of a cat and a bat’s wing |
| c) | Analogous organs | rudimentary tail and thick hair on the body |
| d) | Homologous organs | a wing of a bat and a wing of an insect |
| e) | Wood park | radiocarbon dating |
| f) | W.F. Libby | Thiruvakkarai |
Advertisements
Solution
| Column A | Column B | |
| a) | Atavism | rudimentary tail and thick hair on the body |
| b) | Vestigial organs | caudal vertebrae and vermiform appendix |
| c) | Analogous organs | a wing of a bat and a wing of an insect |
| d) | Homologous organs | a forelimb of a cat and a bat’s wing |
| e) | Wood park | Thiruvakkarai |
| f) | W.F. Libby | radiocarbon dating |
APPEARS IN
RELATED QUESTIONS
____________ is the unit used to measure the distance between two celestial bodies.
Look at the picture and answer the questions given below.
- Identify the planet.
- What is the colour of the planet?
- Why is it of this colour?
Across
2. A dwarf planet
3. Equal days and nights
7. I am a gas found in the Sun
8. I appear once in 76 years.
Down
1. I am the morning star
2. India’s first moon mission.
4. I have two natural satellites.
5. I am the farthest planet.
6. An imaginary line passing through the centre of the Earth.
_________ is described as Red Planet.
Match the following:
| 1. Ringed planet | (a) Earth |
| 2. Blue planet | (b) Mars |
| 3. Smallest planet | (c) Mercury |
| 4. Earth's Twin | (d) Venus |
| 5. Red Planet | (e) Saturn |
The study of the Universe is called ______.
The distance travelled by light in one year is called a ______.
All the atoms together only make up ______ percent of the universe.
The universe began with the start of a massive explosion called ______.
Explain the salient features of the Big Bang Theory.
