ANSWER FOR 44 POINTS!!!! Also please answer it like don’t just put random stuff I actually need help here <3


1. A unit used to measure energy is the kcal.

a. What is the source of all
energy in the pyramid?

b. How much energy does this source provide to a square meter of the Earth per year? (Be sure your
answer includes units.)

2. The arrows represent the energy available to the next level of the pyramid.

a. What percentage of the source energy form question 1 is absorbed by the oak leaves? Divide oak levar got by the total sunlight hitting the earth’s surface.

b. By what process do the oak leaves harness this energy?

3. Describe how the consumers in one level of the pyramid obtain energy from the organisms at the previous level of the pyramid.

a. How much energy per year do caterpillars obtain from eating the leaves in a square meter of the oak tree?

b. What percentages the energy that was originally by the oak leaves is passed in to the caterpillars? Divide ye hat the caterpillars got by wag at leaves got.

c. What percentage of the energy absorbed by the oak leaves is not passed on to the caterpillars?

4. Calculate the percentage of the nervy that is transferred from one level of the pyramid to another for all of the levels?

a. Oak leaves to caterpillars (see question 3b)

b. Caterpillars to blue jays.

c. Blue jays to hawk.

5. Calculate the average percentage of energy that is transferred from one level to another using you answers in question 5. Note that this average percentage transfer is similar for many different types of energy pyramid in nature.

6. Explain why an energy pyramid in any ecosystem typically is limited to four or five levels only.

Answer:

If you use this link it gives you most of the answers, if you want I can try to find another link to help with the rest of the questions if you want me to

Explanation:

https://quizlet.com/_30xwac?x=1jqt&i=1ilexf

Answer:

What is the source of all energy in the pyramid in Model 1

Sunlight hitting the earth's surface

How much energy does this source provide to a square meter of the Earth per year? (be sure your answer includes units)

3,190,000 kcals

Label the pyramid levels in Model 1 with the following: primary producers, primary consumers, secondary consumers, and tertiary consumers

Oak tree leaves are the primary producers

Caterpillars are the primary consumers

Blue Jays are the secondary consumers

Hawks are the tertiary consumers

What percentage of the source energy from question 1a is absorbed by the oak leaves in Model 1?

8 %

By what process do the oak leaves harness this energy?

photosynthesis

Describe how the consumers in one level of the pyramid obtain energy from the organisms at the previous level of the pyramid

By consuming them

How much energy per year do the caterpillars in Model 1 obtain from eating the leaves in a square meter of the oak tree?

4,000 kcal

What percentage of the energy that was originally absorbed by the oak tree leaves is passed on to the caterpillars

13.5%

What percentage of the energy absorbed by the oak leaves is not passed on to the caterpillars

84.3%

With your group, list at least three possible uses and/or products of the energy absorbed by the oak leaves that did not contribute to the production of biomass.

Photosynthesis, heat, leaves changing colors

Match the following terms:
______ 2. Amino acids A. triplets of tRNA
_____ 3. mRNA B. brings amino acids to the ribosome
______ 4. tRNA C. copies DNA code to take it from the nucleus to the ribosome
______ 5. Codons D. triplets of mRNA
______ 6. Anticodons E. another name for a protein
______ 7. Polypeptide F. building blocks of proteins

What does it mean to be in the same species

If a DNA sequence is T A C C A T G G A A T T A C T, what is the matching RNA code?
A.) T T C A A T G G T C T A G G G
B.) A A C A A U G G U C U A G G G
C.) T A C C A T G G A A T T A C T
D.) A U G G U A C C U u A A U G A

Brody and Ethel are arguing about waves. Brody says that waving his hand back and forth is a scientific wave. Ethel says that it is not. Which statement best describes who is correct?

Brody is correct because the wave involves an input of energy.
Ethel is correct because energy is not carried from one place to another.
Brody is correct because the pattern repeats.
Ethel is correct because the motion has no pattern.

Please please help I've been asking this for like an hour! Serious answers please! Will mark brainliest! Explain

1. The pollutants in our atmosphere have the ability to change the entire planet’s

2. is a theory that states that the increasing carbon dioxide in the atmosphere is causing the climate to warm up.

a block of wood has a mass of 6 .0 and a volume of 12 .0 CM what is the density Of the block of wood


Brainly will be given

Complete the following sentence.
While all of the food crops contribute to nutritional health, ___ are the most important to the prevention of famine conditions.

I really need help on this, the best one I’ll give the brainlyest answer to.


1. The cell cycle includes the following steps ____, ______, and ____

2. Mitosis includes these
steps in the following order: ______, ________ and ______

3. Why can't a cell grow forever?

4. In cells the ______ ______ increases four times faster than the _______.

5. Label the chromosome in the picture shown

Which two organisms most likely have a recent common ancestor? Explain.

give reasons why you say males are stronger than females​

Utah has the largest concentration of oil shale and tar sands in the United States. Which statement identifies a disadvantage to this location?

which organism would be numerous in the ecosystem?

Grass
Rabbits
Snakes
Hawks

Can some one help me please

what is boiling point in your own words pls

PLEASE PLEASE HELP

1. You are given a cell with four chromosomes. Explain what the cells look like in box A and in box B for a chromosomes in melosis. 2. How many chromosomes are in each of the gametes above? 3. When, during meiosis, do cells become haploid? Meiosis I or Meiosis II 4. Explain where in the diagram crossing over can occur. Time Att​

The process by which a bacteria cell divides into two identical cells is called:

A. Binary Fission

B. Regeneration

C. Cellular Meiosis

D. Fragmentation

Restriction enzymes are used to

Which part of a plant cell absorbs the energy needed for photosynthesis?

How important is it for a cell to maintain the same number of chromosomes? Explain.

What are endocrine hormones?
A. Chemical signals from one cell to remote target cells
B. Chemicals for direct cell-to-cell communication
C. Chemicals that cross a gap between adjacent cells

Complete the following sentence.
If sweet corn is classified as a grain, and sprouted alfalfa is a pulse, then a summer squash or zucchini purchased at your grocery store would be biologically classified as a ___.

If heterozygous tall pea plant is crossed (mated) with another heterozygous tall pea plant,what is the genotype ratio of offspring?

PLSS NEED THIS ASPA!!
WILL GIVE YOU BRAINLYEST!!

If the producer trophic level started with 1000 units of energy, what
amount of energy will the primary consumer trophic level have?

A. 1 unit
B. 10 units
C. 100 units
D. 1000 units

How does energy released from the sun reach Earth? How does the sun's energy interact with Earth's atmosphere and hydrosphere?

which animal would you like to have as your pet​

The circulatory system allows blood to circulate throughout the body to transport oxygen and nutrients to all the cells and tissues? * true False

What process involves the introduction of recombinant DNA plasmids into a bacterial colony?

describe the water cycle here on Earth and explain how it demonstrates the law of conservation of matter.

What kind of bond is broken and reformed to release energy from food
molecules?
O A. Metallic
B. lonic
C. Hydrogen
D. Covalent