Answer:
D. Oxygen
Explanation:
Plants absorb carbon dioxide (CO2) and release oxygen for humans and animals to breathe in. Afterward, they'll release CO2 for plants to absorb, which forms a cycle.
Answer:
reintroducing
Explanation:
mainly because animals arnt for captivity
Answer:
1. Birds have feathers of different colours.
2. Woodpeckers have long beaks.
3. Sunbird is a non-migratory bird.
or
3. Sunbird is sedentary bird.
Explanation:
hope this helps and is right :)
p.s. i really need brainliest.
B. A gallium atom contains 31 protons, and most gallium atoms contain 39 neutrons.