Chain Crosswords Medium Chain Nature Medium — Set 3

Medium 13×13 Set 3
1
2
3
4
5
6
7
Across
  1. 4. Plant life of a region
  2. 5. Relating to the sun
  3. 6. Path around a celestial body
  4. 7. Push or pull on an object
Down
  1. 1. Tiny reproductive unit of fungi
  2. 2. Elementary particle in protons
  3. 3. Focused beam of coherent light
  4. 6. Protective gas layer in atmosphere