BIOLOGY HIGH SCHOOL

How does access to sunlight affect the biodiversity of a river ecosystem

Answers

Answer 1
Answer: Plant and animal life is limited in areas with little access to sunlight.
Answer 2
Answer:

Answer:

b. plant and animal life is limited in areas with little access to sunlight.

Explanation:

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what mineral do highly adaptive microorganisms use to convert energy from rocks? a.) carbon, b.) iron, c.) oxygen, d.) sodium

Answers

a. carbon uhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh duhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

What is biodiversity an indicator of? A. ecosystem health B. ecosystem growth C. ecosystem decline D. ecosystem location

Answers

Your answer is A, hope it helps!

Which of these is NOT an aquatic reptile group? plesiosaurs pterosaurs ichthyosaurs nothosaurs

Answers

The answer is Pterosaurs. Pterosaurs do not belong to the aquatic reptile group. These reptiles are winged or flying prehistoric reptiles. Plesiosaurs, Ichtyosaurs and Nothosaurs are marine reptiles. Unlike them, pterosaurs are warm-blooded reptiles. 

Although pterosaurs are reptiles, they are not marine reptiles. The answer is pterosaurs.

A population of snails is experiencing disruptive selection in terms of their shell patterns. Which statement is most likely true about the population? Two different shell patterns are increasing in frequency, while the most common pattern is decreasing. The frequency of the most common shell pattern is becoming higher than all other patterns. The frequency of a new shell pattern is becoming higher than all other patterns. Two different patterns are combining into one very common pattern.

Answers

Answer;

Two different shell patterns are increasing in frequency, while the most common pattern is decreasing(CA).


The statement that is most likely true about the population is that two different shell patterns are increasing in frequency, while most common pattern is decreasing.

Explanation;

Disruptive selection involves changes in population genetics such that the extreme values of a trait are favored over the intermediate values.

Disruptive selection often drives speciation.

It may also occur when environmental changes favor individuals on either end of the phenotypic spectrum.

What are parts of male reproductive system?

Answers

Parts of amale reproductive system
a.       Penis– used in sexual intercourse. It contains semen which has sperms in it.
b.      Scrotum– the pouch like sac of skin that hangs behind and below the penis. It containsthe testes and acts as climate control system.
c.       Testicle(testes) – responsible for the making of testosterone
d.      Epididymis– transports and stores the sperm cells
e.      Vasdeferens – transports mature sperm into the urethra
f.       Urethra – tube that carries urine from thebladder to outside of the body
g.       Seminalvesicles – produces fructose to help the sperm move
h.      Prostategland – contributes additional fluid to ejaculate
the penis and scrotum,testicles

The nurse has educated a patient with low back pain about techniques to relieve the back pain and prevent further complications. What statement by the patient shows understanding of the education the nurse provided?a. "I will lie prone with my legs slightly elevated."
b. "I will bend at the waist when I am lifting objects from the floor."
c. "I will avoid prolonged sitting or walking."
d. "Instead of turning around to grasp an object, I will twist at the waist."

Answers

Answer:

C. "I will avoid prolonged sitting or walking."

Explanation:

The nurse encourages the patient to alternate lying, sitting, and walking activities frequently, and advises the patient to avoid sitting, standing, or walking for long periods
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