Answer:
2 oxygen atoms get released into the atmosphere because of photosynthesis
Explanation:
the oxygen gas is produced as a waste product from the plant so 2 atoms of oxygen are created and combine and form oxygen
HOPE THIS HELPS
Answer: Ask your mom
Explanation: She was in school before you duh
Answer:
Option-C
Explanation:
Scientists found a fossil of a fish with four limbs or legs. The fossil was estimated to be around 375 million years old.
The fossil showed the fins and scales of a fish but they also possess the bones of proto-wrist, shoulders and the elbow.
The presence of these bones can be a clue that the fish evolved the limbs to walk on the land and will later evolve into animals belonging to amphibians, reptiles and mammals. Therefore, the Tiktaalik is considered the missing link of how life evolved from water to land.
Thus, Option-C is correct.
Answer:
Electromagnetic waves can travel through a vacuum, that is an empty space, whereas mechanical waves cannot. They need a medium to travel such as water or air. Ripples in a pond are an example of mechanical waves whereas electromagnetic waves include light and radio signals, which can travel through the vacuum of space.
Explanation:
49; Number of Electrons = Number of Protons = Atomic Number
