Artificial and natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Selection of long-necked giraffes and the changes in the size and shape of beaks of birds according to their feeding habits.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Dog breeding to produce new breeds of dogs.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Cross-breeding in cash crops like wheat and rice.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Cattle bred for high milk yield.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Birch trees growing on mine spoil heaps with high lead content.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Cauliflower, which is produced from wild mustard.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

The crosses between the sheep that have more wool, so that over time their descendants possess only the selected characteristics.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Galapagos finches have different types of beaks. During times of drought, the finches with the larger beaks survived better than those with smaller beaks. During rainy times, more small seeds were produced and the finches with smaller beaks fared better. Since the environment supports both types of beaks, both remain in the population.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Warrior ants have a chemical signal that tells other ants in the family not to attack. Some have adapted and learned to imitate the chemical signal from other colonies. This allows them to invade and take over another colony without being detected by the workers.

• Artificial selection

• Natural selection

Identify whether the given statement is an example of ARTIFICIAL or NATURAL SELECTION:

Development of wheat strains resistant to infection by fungi.

• Artificial selection

• Natural selection