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Andru [333]
1 year ago
15

In an ecosystem, a deer consumes grass. What percentage of energy will the deer acquire from the grass?

Biology
2 answers:
dangina [55]1 year ago
5 0
10% of the energy goes to the deer
alekssr [168]1 year ago
3 0

Answer:

10% of total energy available in grass.

Explanation:

The energy transfer in an ecosystem occurs through the food chain and follows the 10% law and the second law of thermodynamics. Accordingly, during the transfer of energy from one trophic level to other, only 10% of energy is transferred and the rest 90% is lost as metabolic heat.  

Hence, the grass will use 90% of its total energy content in respiration and this energy will be lost as heat to the surroundings. Only 10% of the energy of grass will be available for deer.  

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Would all pigs in a litter have the same father? what about non identical human twins or triplets
posledela

In the female pig reproductive cycle, more number of eggs are released during one ovulation cycle. That is why, the number of offsprings born is more. The father of the litter is same single animal only. Because the process of fertilization of sperms with the eggs released happen in a time duration of few hours only.

In case of humans as well, the father is same. This is because in human reproductive cycle, only one egg is released majorly, accept the case of fraternal twins where two eggs are released and both are fertilized by two different sperms, but again from the same father.

5 0
2 years ago
Read 2 more answers
In a population of tomato plants mean fruit weight is 60 g and narrow-sense heritability (or realized heritability - h2) is 0.3.
Alla [95]

Answer:

The mean weight of the progeny is 66 grams

Explanation:

Given -

Mean fruit weight of tomato plant (M1) = 60 g

Narrow sense heritability (h2) = 0.3 g

Mean weight of tomato plant selected for artificial selection (M0) = 80 g

h_2 = \frac{M_2 - M_1}{M_0 - M_1}

Substituting the given values in above equation, we get -

0.3 = \frac{M_2 - 60}{80 -60} \\0.3 = \frac{M_2 -60}{20} \\6 = M_2 -60\\M_2 = 6 + 60\\M_2 = 66

The mean weight of the progeny is 66 grams

5 0
2 years ago
Match the following vocabulary words. 1.ciliary musclesA transparent liquid which is located between the cornea and iris. 2.opti
klio [65]

Answer:

1. Aqueous humor.

2. Ciliary muscles.

3. Cone.

4. Cornea.

5. Iris.

6. Optic nerve.

7. Photoreceptor.

8. Retina.

9. Rod.

10. Sclera.

11. Vitreous humor.

Explanation:

A sensory system can be defined as components of the central nervous system (CNS) which comprises of the brain, neural tissues or pathways and sensory neurons responsible for sensory functions, perception and processing sensory informations such as sound, light, heat, etc.

Basically, the central nervous system (CNS) interprete the neural signals that are generated from stimuli that are detected by the sensory system. The five (5) main sense organs in the sensory system are: skin, tongue, ears, nose and the eyes.

An eye can be defined as a specialized organ of sight with the capability to receive visual images that are subsequently transduced into neural signals and relayed to the brain for processing and interpretation. Some of the components of the human eye matched with their description are;

1. Aqueous humor: a transparent liquid which is located between the cornea and iris.

2. Ciliary muscles: muscles attached to the lens to change its shape.

3. Cone: a photoreceptor cell which functions best in bright light. It detects color.

4. Cornea: the transparent portion of the sclera at the front of the eye.

5. Iris: a special part of the choroid layer composed of colorful tissue.

6. Optic nerve: the nerve connecting the eye to the brain.

7. Photoreceptor: specialized cells located in the retina that receive light images.

8. Retina: a delicate light-sensitive membrane covering the inside of the eyeball.

9. Rod: a photoreceptor cell which is sensitive to dim light, but detects no color.

10. Sclera: a fibrous material surrounding the eye to give it shape.

11. Vitreous humor: a transparent jellylike substance filling the eyeball.

8 0
1 year ago
Read 2 more answers
Which of the following best describes the following characteristics: water storage, clean energy, and flood prevention?
ratelena [41]
It seems that this question missed the choices which are as follows:
<span><span>A. </span></span>Positive impact of a density-dependent limiting factor<span><span /><span>B. </span></span>Positive impact of a hurricane<span><span /><span>C. </span></span>Positive impact of beavers in an ecosystem<span><span /><span>D. </span></span>Positive impacts of dams on society
The correct answer that best describes the given characteristics above which are water storage, clean energy and flood prevention is option D. Positive impacts of dams on society.
6 0
2 years ago
Read 2 more answers
How did the color of the trees in the squirrels’ environment change? Explain what happened to the squirrels over many generation
stiks02 [169]

Answer:

The squirrels over many generations will change shades and colors to match more similarity to the new color of the trees. The colors of the trees could have changed from the weather or maybe there is a hybrid of the trees.

Explanation:

I am guessing but I hope this helps.

5 0
2 years ago
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