BIOLOGY HIGH SCHOOL

What must happen for a solar eclipse to occur? A) The moon must be full.
B) The moon must pass behind Earth.
C) The moon’s orbit must cross the plane of the ecliptic.
D) The moon’s orbit must not cross Earth’s penumbra.

Answers

Answer 1
Answer: c) the moons orbit must cross the plane of the ecliptic.

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Technique used in advertisements to persuade audiences to agree with a particular viewpoint.A. ambiguity B. satire C. propaganda D. jargon E. personification

Echolocation is an adaptation bats use to _______.a.
hunt insects in flight
b.
locate flowering plants
c.
find warm places for hibernation
d.
all of the above

Answers

The correct answer is option D

Echolocation can be defined as the technique by which the bats use sound to locate the places or objects. It is the active use of sonar to locate the insects for hunting in flight during the night time.

Bats also use this technique to locate the places needed for hibernation during the time they are not active and also for locating the flowering plants.
The right answer for the question that is being asked and shown above is that: "all of the above." Echolocation is an adaptation bats use to hunt insects in flight; locate flowering plants; find warm places for hibernation

Why do some organisms reproduce asexually?

Answers

the object to life is to reproduce. after that nature really doesnt care what happens to you. so if you can reproduce hundreds of thousands of times over a month. Without much effort either. would you.

Which of the following situations best describes the use of a renewable resource?

Answers

The best answer to the question stated above is Building wooden furniture.

>Renewable Resource are resource which are replaced naturally and can be used again.
        Examples:oxygen, fresh water, solar energy, timber.
>Intensive cultivation of farmland that exhausts soil nutrients. Is an example of human acts which led to the depletion of renewable resource.

___________ leave the blood and enter tissues to fight off pathogens and invaders.a. Platelets
b. Capillaries
c. Red blood cells
d. White blood cells

Answers

The white blood cells are the ones who leave the blood and entertissues to fight off pathogens and invaders. The answer is letter D. They arenot platelets because platelets help the healing of wounds and prevent it frombleeding by forming blood clots on the wounded area. They are not red bloodcells because they carry oxygen all throughout the body organs. And they arenot capillaries because capillaries are the ones that transports the oxygenatedblood into the arteries.

Peacocks display their brilliant plumage. What does this display communicate?

Answers

The display communicates that the males are from their own species and that they may not be from the same species group as the females. 

The area of Earth science that examines the physical and biological changes that have occurred in Earth’s past is called _____.astronomy
meteorology
physical geology
historical geology

Answers

The correct answer is option D

Historical geology can also be termed as the paleogeology. It deals with the study of the principles and techniques that was used during historic times. The discovery of many techniques such as radioactivity and several dating techniques helped in knowing the previous events that happened in the history of the earth.




D. historical geology
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