Answer:
B. Enough trees to create a close canopy.
Explanation:
Forests may have several tree species but one very important feature of forests is their close canopy of dense trees, often arranged in several strata (or layers).
Answer:
a
Explanation:
In the case of the light bulb, electrical energy is being transformed into light and thermal (heat) energy. Different wattages and types of bulbs give off varying amounts of light and heat.
The habitat is the kind of natural environment in which a particular organism species lives and it's ability to reproduce determines its niche.
(Prime Example):
Elephants shape their environment in many ways. They can change a forest to a grassy field or dig a hole that might become a pond.
D
Cos Dna contains deoxyribose, Rna ribose
I think it might be sampling