Answer: Option B
Explanation:
Usually in scientific experiments, at least one parameter is checked; here, the growth rate of wheat in two different conditions is being evaluated.
Hence, growth rate of wheat alone in pans A, B and C becomes the standard or referential control against which the experimental control (Wheat + clover) in pans D, E and F is evaluated, since both treatments are exposed to the same external conditions.
I hope this helps
Answer:
C. At least five mass-extinction events have occurred during the last 500 million years.
Explanation:
- The history of mass extinct is related to the five mass extinctions that are caused over by the 350 million years n which many species have disappeared in there short geologic time.
- A massive extinction is caused in the Permian Triassic extinction event i.e about 250 mn years ago which on an estimate has killed 90% of the species.
- The Cretaceous–Paleogene extinction event that occurred over 66 million years ago is known to have wiped out the dinosaurs and many other species.
Answer:
Socialization is the process by which human begin to acquire the skills necessary to perform as a functioning member of their society.
It's advantages are:-
Mental Health.
Confidence and self-esteem. ...
Increased quality of life.
Reduced blood pressure.
Reduced risk of Alzheimer's.
Boost immunity and other physical health benefits.
Increased brain health.
Promotes purpose.
<h2>And Happy bithday jamila!!</h2>
Answer:
9:3:3:1
Explanation:
pretty sure it's 9:3:3:1, I might be wrong sorry
Nervous tissue. Hope this helps!
