What is a soil horizon

Which of the following organisms is not found on the savanna? a. serval b. pangolin c. capybara d. prairie chickens

Where is the potential energy in food stored?

Which statements are true regarding an energy pyramid? The number of producers is greater than the number of primary consumers. The amount of energy at the primary consumer level is greater than the amount of energy at the secondary consumer level.

Select all that apply to paramecia. Paramecia have a small nucleus and a large nucleus. Paramecia only reproduce by asexual reproduction. Paramecia only reproduce by conjugation which is sexual reproduction. Paramecia have cilia.

The amount of water a body requires for survival is dependent upon the climate and individuals level of physical activity

When do scientists consider a hypothesis valid? A. when the hypothesis is testable B. when the hypothesis is published in a scientific journal C. when more than one person supports the hypothesis D. when experimentation shows it to be true

In cherry trees, white flowers are dominant over pink flowers. cross a homozygous dominant tree with a purebred recessive tree. what is the phenotypic ratio of the offspring? a. 4 ww b. 4 white selected: c. 4 ww d. 4 pink

What happens to Earth when it is farthest from the sun? A) It moves fastest, B) It stops rotating, C) It moves slowest. D) It stops revolving

Deer ticks are responsible for spreading Lyme disease. This organism, which feeds on the blood of warm-blooded organisms like mice, deer, and humans, is best described as a (1) predator (3) parasite (2) scavenger (4) host

Primary succession would occur in which one of the following