Which of the following statements describes holoplankton? A) various kinds of trees and shrubs that grow in saline coastal sediment habitats in the tropics and subtropics
B) the largest types of seaweeds belonging to the brown algae family that grow in shallow ocean waters
C) one of the two main types of zooplankton which are permanent members of the zooplankton family
D) microscopic organisms that drift in ocean and freshwater environments and perform photosynthesis

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

When does a spring tide occur? question 9 options: they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur twice a year in the spring and fall. they occur on the date of the vernal equinox each year, no matter what stage the moon is in. this is why they are called spring tides. they occur when the sun, moon, and earth are at 45-degree angles from each other. this happens once every spring. they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur all year long.