Question

fill in the blanks
1- the unit of sound is _____.
2- primary consumer are called_______.
3-ozone layer is statosphere is destroyed by______.
4-envirnoment protection act was enacted in____.​

Answer 1

Answer:

1.) Decibal

2.) herbivores

3.) greenhouse gas

4.) 1972

Explanation:

pls mark as brainlist

Answer 2

Answer:

1-decibles

2-herbivores

3-ozone depletion