⟩ Which of the following dominates the gasses in the Earths atmosphere, making up some 78% of the air by volume
1. nitrogen
2. oxygen
3. helium
4. hydrogen
Answer: NITROGEN
1. nitrogen
2. oxygen
3. helium
4. hydrogen
Answer: NITROGEN
What are autotrophic beings? What are heterotrophic beings?
What is a biome?
What are the processes that autotrophic beings use to produce organic material from inorganic substances?
What is Ecology?
What are tropic levels? How many tropic levels can a food chain have?
How is energy transferred along a food chain?
What is a food chain?
How are the heterotrophic beings divided in the ecological study of food interactions?
What are the typical vegetation and the typical fauna of the tropical forests?
What are deciduous trees?