The plates of earth's crust may also contribute to maintaining upper mantle convection.

A. True

B. False

How do limiting factors affect organisms in a community? A. Limiting factors increase the number of organisms that can live in a community B. Both biotic and abiotic limiting factors can limit organisms' ability to live or reproduce. C.

A paramecium feeds on organic matter in a pond. How does it capture food? using flagella using cilia using pseudopodia NextReset

List and explain 3 examples of the loss of biodiversity

The scrub-jay is a bird that never used to be seen north of California. In recent years, however, the bird has expanded its range north into the Puget Sound region in Washington state.

A nurse has invited a patient to sit down and have a conversation. the patient takes the first seat. the nurse pulls up another chair to sit with the patient. approximately how far from the patient should the nurse place her chair?

Which layer of soil is least likely to be penetrated by plant roots? a. O (organic matter) b. A (topsoil) c. B (subsoil) d. C (parent rock)

Describe the differences between a chromosome and a DNA molecule.

What role does oxygen play in a plants life?

Which measures the mass of an object? A) a spring scale (in N) B) a height scale (in feet) C) a graduated cylinder (in mL) D) a triple beam balance (in grams)

In his study of pea plants, Gregor Mendel used which method to produce offspring? O cross-pollination, by using parents that had identical traits O cross-pollination, by using parents that had different traits O self-pollination, by using one parent