Answer:
its A.
Explanation:
theres 24 0s before the 167 and its before so its negative:) hope this helps
Answer: Ecosystem
Explanation: An ecosystem consists of all the biotic and abiotic factors in an area and their interactions. A niche refers to the role of a species in its ecosystem. A habitat is the physical environment in which a species lives and to which it is adapted.
Answer: A scientific question can be answered through an investigation. What is tested? Scientists call this an independent variable.
HOPE THIS HELPS
They are the only cells with chloroplast