Figure 2 Which of the following describes the relationship between the earthworms and the
beetles in the food web? (SB5b)
A. The earthworms and the beetles both compete for fungi.
B. The earthworms and the beetles both compete for robins and moles.
C. The earthworms help the beetles survive, and the beetles do not harm the
earthworms.
D. The earthworms help the beetles survive, and the beetles help the earthworms
survive.

Rank the three variables in terms of how strongly they affect the "species" composition of the bacterial communities. place the variable with the weakest effect on the left and the variable with the strongest effect on the right.

Asap timed! 1. ice core samples from glaciers ice caps contain bubbles of ancient atmosphere that are in layers based on age. what questions are scientists most interested in? a. how the amount of water vapor needed to make the ice has changed b. how the amount of ozone has changed over time. c. how the amount of ice in each layer has changed over time d. how the amount of carbon dioxide has changed over time 2. what produces milankovich cycles ? a. sunspots ams solar flare on the suns surface b. changes in the earths orbit c. gravitational changes bases on the position of the sun and the moond. cycles of vegetation that result in desert and rainforest conditions

What are some possible consequences of preventing prescribed burns and natural wildfires