The following describes a lab on natural selection.

The materials needed for this lab included a bowl of toothpicks, a bowl of dried macaroni, a spoon, a forceps, a binder clip, a scissors, a plastic cup and a timing device. The procedure for this lab was performed as follows: the number of toothpicks able to be consumed (picked up) in a 30 second period by the spoon was recorded. This trial was repeated a total of three times, then the spoon’s ability to consume macaroni for a period of 30 seconds was recorded for three trials. This procedure was repeated with each bird beak. Averages were calculated for each beak’s ability to consume each food item.

What are the possible conclusions or outcomes one could reach from this experiment?

The spoon is best used for consuming macaroni over toothpicks.
The higher the temperature, the better the forceps work at collecting food.
The scissors are better at collecting than consuming.
The mass of the food consumed is less than what they need to survive.
The plastic cup represents the stomach of the bird.

Question

kemarfearonjr kemarfearonjr

10-04-2018
Biology

contestada

The following describes a lab on natural selection.

The materials needed for this lab included a bowl of toothpicks, a bowl of dried macaroni, a spoon, a forceps, a binder clip, a scissors, a plastic cup and a timing device. The procedure for this lab was performed as follows: the number of toothpicks able to be consumed (picked up) in a 30 second period by the spoon was recorded. This trial was repeated a total of three times, then the spoon’s ability to consume macaroni for a period of 30 seconds was recorded for three trials. This procedure was repeated with each bird beak. Averages were calculated for each beak’s ability to consume each food item.

What are the possible conclusions or outcomes one could reach from this experiment?

The spoon is best used for consuming macaroni over toothpicks.
The higher the temperature, the better the forceps work at collecting food.
The scissors are better at collecting than consuming.
The mass of the food consumed is less than what they need to survive.
The plastic cup represents the stomach of the bird.

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andriansp andriansp · Answer 1 · 2018-04-19T09:16:22+02:00

Answer:
The spoon is best used for consuming macaroni over toothpicks.
The scissors are better at collecting than consuming.The plastic cup represents the stomach of the bird.

This experiment seems to compare different bird beak and its capability to collect and consume food. The spoon should be better than toothpicks as it could take multiple macaronies. Scissors have a good grip that makes it better to collect but will be hard to consume as it will just cut the macaroni. The number of macaronies inside the plastic cup represents how much food gets inside the bird.

ArnimZola ArnimZola · Answer 2 · 2019-10-05T15:26:14+02:00

Answer:

The spoon is best used for consuming macaroni over toothpicks.

The scissors are better at collecting than consuming.

The plastic cup represents the stomach of the bird.

Explanation:

The given activity shows the efficiency of various beak types in birds to collect and consume the food. Here, spoon, forceps, scissors, etc. represent the beaks of different shapes. Spoons can pick more than one macaronis at a time and put in into the plastic cup where in turn represents the birds' stomach here. Therefore, spoons are best for consuming macaroni. On the other hand, a toothpick can pick only one macaroni at a time. Scissors can cut the macaroni and therefore, are more efficient in the collection of food.