Across
- 4. Which instrument is used to see bacteria?
- 8. What is the atomic number of boron?
- 9. What are tiny organisms that can only be seen with a microscope called?
- 13. The process by which plants make their food is called as?
- 14. paper Which paper changes color in acids and bases?
- 16. What is known as the powerhouse of the cell?
- 18. What is the red pigment present in blood called?
- 19. Who discovered the law of gravity?
- 20. What is the center of an atom called?
Down
- 1. The green pigment present in leaves called?
- 2. What causes diseases like the flu or COVID-19?
- 3. Which instrument is used to see stars and planets?
- 5. What is the hardest natural substance on Earth?
- 6. What force pulls objects towards the Earth?
- 7. Which planet is called as Red Planet?
- 10. What is the common name of sodium chloride (NaCl)?
- 11. What are medicines that kill bacteria called?
- 12. What is the basic unit of life?
- 15. Baby frogs are called as?
- 17. Name the animal shown in movies like Jurassic Park.