What effects do keystone specie shave on an ecosystem?

A. They make prey species extinct

B. They reproduce biodiversity

C. They keep populations of species balanced

D. They cause primary disturbances.

Kayla is learning about ecology and made a study chart. Which headings best complete the chart? X: Abiotic Y: Biotic X: Biotic Y: Abiotic X: Niche Y: Habitat X: Habitat Y: Niche

Variations within a species are an important part of Charles Darwin's theory of evolution. Choose the statement that can be explained by individual variation. A.

True or False? There is less than $2 of wine in a $9 bottle of wine.

Explain how asexual reproduction occurs and how it limits the spread of harful charactristics

When these two species live in the same area they are apparently modifying their

The nurse is reinforcing instructions to a client following mastectomy who will be discharged with an axillary drain in place. The client will be receiving home care visits from the nurse to monitor drainage and perform dressing changes.

Give one example of a disturbance that can lead to primary succession

Which of the following defines Romeo and Juliet as a tragedy, instead of a comedy?

Which of the following describes work? a) lifting a 1 kg mass for 1 m b) holding a 1 kg mass for 1 hour c) moving 1 m in 1 hour d) holding 1 kg mass

How would an object blocking a bronchus affect its airflow?