1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
nadya68 [22]
3 years ago
10

You are interested in the effect of increased carbon dioxide versus normal air, and also in the effect of green light versus ful

l sunlight on the growth of corn plants in a greenhouse. Although you can set up your experiment inside a greenhouse, it is possible that there will be plant growth effects due to effects that you do not know and may never know. Which of the following are important to ensure control of unknown variables?
A. An increase in carbon dioxide does not result in a substantial decrease of other necessary gases.
B. All seedlings are from one uniform strain.
C. The intensity or brightness of the green light equals the intensity of the full sunlight.
D. All temperatures and available water remain the same.
E. All of the choices are important.
Biology
1 answer:
Sindrei [870]3 years ago
7 0

Answer:

The correct answer is option E.

Explanation:

The effect on the growth of the full sunlight and green light or the increased carbon dioxide and normal air. There are several effects that can affect the growth of the plant can be affected. Provided options are directly or indirectly affects the variables that are unknown but can affect the growth of plants.

Increased in carbon dioxide does not leads to the decrease of other essential gasses in substantial amount, common uniform strain of seedlings are also cause effects the experiment of plant growth in specific manner. Light is also one of influential and limitation factor that affects the growth of the plant.

Thus, the correct answer is is option E.

You might be interested in
Many coastal communities oppose the proposal to set up tidal plants, even though they recognize that the solution to the current
matrenka [14]
I would say it may generate harmful emissions
8 0
3 years ago
What determines the genotype of an organism?
Dominik [7]

Answer:

D. The alleles that are passed from parents to offspring.

Explanation:

<em>The alleles that are passed from parents to offspring are what determine the Genotype of an organism since alleles contain hereditary and genetic materials within them.</em>

8 0
3 years ago
Why does Anne wish Peter had a religion?
Annette [7]

Answer:

Anne admires that Peter is willing to humble himself for the sake of peace, even when he knows he's right. In Anne's mind, 'Peter Schiff and Peter van Daan have melted into one Peter, who's good and kind and whom I long for desperately.  Explanation: GETBACKGANG STRETCHGANG O.T.F O BLOCK?600

4 0
3 years ago
What is the difference between an Eukaryotic cell and a Prokaryotic Cell?
stepan [7]

Answer:

i d k

Explanation:

i d k

6 0
2 years ago
Which protective covering of the brain provides passageways for cerebrospinal fluid (csf) to drain into the superior sagittal si
IceJOKER [234]

The protective covering of the brain that provides passageways for cerebrospinal fluid (CSF) to drain into the superior sagittal sinus is called the arachnoid mater.

 

To add, the arachnoid mater is the middle of three layers that make up the meninges, or membranes, that surround the spinal cord and brain.

7 0
3 years ago
Other questions:
  • Name one of the pupillary reflexes you will be examining today. __________ reflex
    12·1 answer
  • I need help with this ASAP!!! It’s a pic of neuron and I want you to type the name for corresponding anatomical structures of th
    14·1 answer
  • How do plants react to a change when space is reduced?
    13·1 answer
  • All living in an ecosystem make up what?
    11·2 answers
  • What part of the plant has the most chloroplsts?
    13·1 answer
  • The lithosphere and asthenosphere make up the upper mantle.
    9·2 answers
  • What is one way that kinetic energy might be involved in rescue team missions?
    6·2 answers
  • (20 POINTS!!) please help fast!!
    11·1 answer
  • Which of the following shows the levels of organization in correct order from simplest to most complex?
    9·2 answers
  • What is electromicro scope<br><br>koi hai kya -_-​
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!