1. What is biodiversity?
a) The animals that live only in rain forests.
b) The rich variety of live organisms in every
ecosystem on Earth.
c) The animals and plants species that live
only in your backyard.

2. Why do we need biodiversity?
a) it provides us with the food we need to eat
b)it provides us with virtually all the things we need to stay alive
c)so we have plenty of trees to use for fuels and materials

3.which of the following places has the highest biodiversity?
a)madagascar &indian ocean islands
b)tropical andes
c)caribbean islands

4. how many biodiversity ‘hotspots’ are there in the world?
a)12
b)25
c)34

5. in these ‘hotspots’ how much of the worlds species are found there?
a)10%
b)25%
c)50%


6. what does ‘endemic’ mean?
a) when a lot of people fall ill
b) when something is only found in one place
c) when a disease spreads throughout the world

7. why is biodiversity under threat?
a) habitat destruction
b)introduction of exotic species
c) both of the above and more


8. what can you do to help save biodiversity?
a) reduce, reuse, recycle
b) plant trees, clean local rivers and parks and protect habitats
c) all of the above

Answers

Answer 1

Answer:

1.B

2.B

3.A

4.A

5.C

6.C

7.C

8.C

Answer 2

1.B 2.B 3.A 4.A 5.C 6.C 7.C 8.C


Related Questions

Hypothesis: If the amount of protein is calculated in three different lipid levels of milk, then whole milk will have the highest level of protein. What is the independent variable in this experiment? Type of protein Amount of protein Amount of milk Type of milk

Answers

Answer:

Type of milk

Explanation:

Independent variable is the variable that the experimenter changes or manipulates in an experiment. It is the variable that causes the dependent variable to change.

In this experiment, the hypothesis, which shows the relationship between the independent and dependent variable is stated as follows: IF the amount of protein is calculated in three different lipid levels of milk, THEN whole milk will have the highest level of protein. This shows that the amount of protein is dependent on the TYPE OF MILK used, which is the independent variable.

Negative feedback: If blood pressure is high, the blood vessels should
A. dilate (open up more)
B. constrict (get tighter)​

Answers

Cv henebbebdbrbrjdjrjjrjdjjrndjdjrjr
The answer is B constrict (get tighter)

Which illustration depicts homologous chromosomes?
Will give brainliest.

Answers

the purple one that looks like an x

Scientists have discovered organisms that thrive in hot water that is 90°C (194°F) and do not need sunlight or oxygen to live. Into which kingdom would the scientists classify these organisms?

Archaebacteria
Fungi
Plantae
Animalia

Answers

Explanation:

your answer is Archaebacteria

Explain what asexual reproduction is, using a spider plant as an example.

Answers

Answer:

Asexual reproduction is a type of reproduction that doesn’t involve gametes fusing or the change in the number of chromosomes. A spider plant is the perfect example of asexual reproduction, but when it comes to plants like that, it’s referred to a type of asexual reproduction called vegetative propagation.

Answer:

the person is correct who answer that question

cloning is more controversial than cloning because it involves copying an entire organism

Answers

It brown the best in my life I am not doing that right I am not doing anything I love you so so sorry I just love love I hope you have some amazing time here keep me updated thank you so so sorry if I am wrong.

You accidentally cut yourself working on an engineering project, and soon the cut begins to heal.
Asexual reproduction
Sexual reproduction

Answers

Asexual Reproduction

Which of the following is NOT a category that is used to describe soil?


A particle size

B absorbency

C density

D texture

Answers

it would be density.
You’re answer would be “c”

Rock layers showing ripple marks cross-bedding and fossil shells indicate that these layers were formed

a.) From solidification of molten material.
b.) From deposits left by a continental ice sheet.
c.) By high temperature and pressure
d.) By deposition of sediments in a shallow area

Answers

Answer:

d) By deposition of sediments in a shallow area

Explanation:

Deposition is the deposition of wind, water or ice sediments. The sediment may be shipped in the form of steaks, sand & mud or water-dissolved salts.

Sediment accumulation can be seen everywhere in the water chain, from ponds, reservoirs, deltas and floodplains to high mountain rivers.

the wind is a renewable energy source name one more renewable energy source used to generate electricity​

Answers

Answer:

Water

Explanation:

Water is a renewable energy source used to generate electricity. A place where this happens at is dams.

Answer:

Water

Explanation:

Water is a renewable energy source used to generate electricity. A place where this happens at is dams.

Which is NOT a reason cells need to stay small? *

Answers

Answer: D. Transportation of wastes becomes a problem for large cells.

Explanation:

When you make chocolate milk, milk is the __, and the chocolate powder is the __ the mixture is now called a __.
a. solute, solvent, solution.
b. solution, solvent, solute.
c. solvent, solution, solute.
d. solvent, solute, solution.

Answers

Answer:

I think it's A but im not sure?

Answer:

D. Solvent, Solute, Solution

Explanation:

When you make chocolate milk, milk is the solvent, and the chocolate powder is the solute the mixture in now called a solution.

Material produced from living or recently living plants or animals and their metabolic byproduct is?
A) charcoal
B) biofuel
C) biomass
D) MSW​

Answers

Answer:

C) biomass

Explanation:

Biomass is sustainable, and is created from creatures such as plants and animals that come from live life. Plants, wood and waste are the most common biomass materials for electricity.

They are known as feedstocks for biomass. Biomass power also can be an electricity source that is not green. Bioenergy is biomass energy or biofuel energy.

All of the following steps are part of both photosynthesis and cellular respiration except
О
A ATP production.
O
B. electron transport
C. glycolysis.
D. formation of H+ gradient

Answers

Answer:

C. glycolysis.

Explanation:

Hope this will help

Imagine there was no tilt to the earths axis and earths orbit was circular

Answers

Answer:

If the Earth was not tilted on its axis, there would be no seasons. And humanity would suffer.

Explanation:

When a Mars-size object collided with Earth 4.5 billion years ago, it knocked off a chunk that would become the moon. It also tilted Earth sideways a bit, so that our planet now orbits the sun on a slant.

Hope this helps!

Brain-List?

Fear only has negative consequences.
A. false
B. true

Answers

Answer:

A. false

Explanation:

when we fear we feel colder

body cells are identical to one another . How do these ces reproduce?
A. through garmete formation
B. through genetic information
C.through mitosis
D.through meiosis

Answers

Answer:

I think answer is C.

Explanation:

I hope it's helpful!

neurons are activated by which of the following?

Answers

Answer:

Myelin sheaths protect, electrically insulate fibers and increase the speed of transmission of nerve impulses. What structural and functional type of neuron is activated first when you burn your finger? Unipolar (psuedounipolar) neurons that are sensory (afferent) neurons.

Answer:

A neuron is activated by other neurons to which it is connected. In turn, its own activation stimulates other connected neurons to activation

Explanation:

Which statement below best describes the role of DNA?
A. It serves as the memory molecule in brain cells
B. It's the main supplier of energy for cells
C. It is used to store energy in the body
D. It carries the information for building proteins

Answers

Answer:

D , option is correct answer hope it helps

Explanation:

d is the correct answer, hope this helps you

How are the equations for photosynthesis and cellular respiration related

Answers

HOPE THIS HELPS! :)

Notice that the equation for cellular respiration is the direct opposite of photosynthesis: Cellular Respiration: C 6 H 12 O 6 + 6O 2 → 6CO 2 + 6H 2 O. Photosynthesis: 6CO 2 + 6H 2 O → C 6 H 12 O 6 + 6O.

Help me please with bio

Answers

Answer:

It’s the second one

Explanation:

I know for sure it’s the second answer. But I’m not sure if the third answer is also it. I hope this helps.

Which of the following is a cell that has NO specific function?

• Stem cell
•Specialized cell
•Prokaryotic Cell
•Eukaryotic Cell

Answers

Answer:

stem cell

Explanation:

it has no specific function because can rise into any typical cell function

Which one of these cells have a nucleus prokaryotic or eukaryotic?

Answers

Answer:

eukaryotic

Explanation:

I think it is eokaryotic...sry if im wrong

Answer:

eukaryotic

Explanation:

(I will award Brainliest)
Question: Ignoring the human actions of auto and factory mission what generalization can you make about the balance of carbon dioxide and water to a real long period of time?
(Zoom into the photo of necessary)

Answers

Answer:

yes we can

Explanation:

Plants and Animals maintain a balance of CO2. Plants take in CO2 by photosynthesis and animals release CO2 by respiration.

Igneous rocks form when magma?

Answers

Answer:

Igneous rocks form when magma (molten rock) cools and crystallizes, either at volcanoes on the surface of the Earth.

Answer:

No metamorphic is Magma & Sedimentary is from sand, Igneous is solid rock

Explanation:

A difference between DNA and RNA is that:

1.DNA has different bases than RNA


2.DNA is in the nucleus and RNA is never in the nucleus

3.DNA is a single strand and RNA is a double strand

4. DNA makes the proteins and RNA is the instructions

Answers

I believe the correct answer is A) DNA has different bases than RNA.

DNA consists of the bases guanine, cytosine, adenine, and thymine. RNA consists of the bases guanine, cytosine, adenine, and uracil.

A scientist performed an experiment during which she measured the energy transferred in each step of her experiment. The total quantity of energy transferred in all of the steps was less than the amount she measured at the beginning. What is the most likely explanation for this result?

Answers

Answer:

Option D

Explanation:

The complete question is

A scientist performed an experiment during which she measured the energy transferred in each step of her experiment. The total quantity of energy transferred in all of the steps was less than the amount she measured at the beginning. What is the most likely explanation for this result?

a) Energy was destroyed during certain steps in the experiment.

b) The steps in the experiment required more energy than was available

c) The experiments created energy that was then used up at a faster rate.

d) Some energy was transformed into unwanted heat or sound that was not detected

Solution -

Option D is correct

While transfer of energy through any medium, some energy is lost in the form of heat and light. This loss of energy is not accounted at the beginning of the process and hence the initial energy loss was zero. With the succession of the process energy kept loosing and hence the final energy count was low at all steps.

According to Darwin, "Organisms produce more offspring_____”
A. than will survive to reproduce
B.than plants do
C. because they want to
D. None are correct

Answers

The answer you are looking for is D

Label the steps of transcription in order, beginning with step one. Answer choices for all three is: step one, two and three


Free RNA nucleotides pair with the complementary DNA nucleotides on one strand of DNA.



The mRNA molecule breaks away as the DNA strands rejoin.



RNA polymerase unzips the DNA molecule.

Answers

Answer:

Its below in the explanation

Explanation:

1.RNA polymerase unzips the DNA molecule.

2.Free RNA nucleotides pair with the complementary DNA nucleotides on one strand of DNA.

3.The mRNA molecule breaks away as the DNA strands rejoin.

Answer:

Here's to make it easier for you guys:

Explanation:

DNA is a nucleic acid polymer. What are the monomers that build this polymer?

Answers

i’m pretty sure the answer is nucleotides
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