Answer:
A student can measure the number of gas bubbles given off by the algae.
Explanation:
- Photosynthesis is the process where green plants convert light energy into the fuel energy for their development and activities.
- Algae is also involved in the photosynthesis process, so the it releases the gas bubbles.
- The oxygen emission process is done by secreting the bubbles by green plants during photosynthesis process.
- So to know about the photosynthesis rate the number gas bubbles, really helps a lot.
Answer:
b hummingbirds have the ability to hover while drinking nectar
Explanation:
because this allows for power in both the upward and downward beats of the hummingbirds wings
A related or common origin or property of an element in the chemical bond.
Answer:
c lower oxygen levels
Explanation:
the higher up the person is the closer to the atmosphere so there is less oxygen
