Life Science Questions

The repeated movement of water between Earth's surfsce and the atmosphere is called

Which of these subjects is MOST LIKELY to be studied in ecology?.a the method of water transport in a tree.b. a comparison of muscle cells among birds and reptiles.C. the circulatory system of earthworms.D. The interaction between populations of wolves and deer.

Identify the reactants in the chemical reaction CO2 + H2O ----> H2CO3

Which is an example of biotic and abiotic factors interact?A. Sunlight increases the temperature of pond waterB.Water and soil mix together to make mudC.Tree roots split apart rocks in the groundD.Humidity in the air forms fog in a valley

Compared to the control group, how many subjects should be in the experiment groups?

If you are taking measurements of the height of seedlings in an experiment, you are collecting

Cells in multicellular organisms have many different sizes and shapes. These differences in cells is called cell specialization. Cell specialization allows cells toreproduceperform different functionsrespond to their environmentbe less complex

Keeping a stable internal environment in an organism

Place the following levels of classification in order:Order, genus, kingdom, species, family, phylum, class, domain

Water molecules have partial charges which makes them _______________, and they are able to bond to other water molecules through ___________.

Which level of classification is most general? Most specific?

In every atom, what subatomic particles make up the mass of the nucleus?

The water in a graduated cylinder rises from 3.0 mL to 5.0 mL after a rock is dropped into it. What is the volume of the rock?

If your friend took a pH test of a mystery solution and the number came out to 4.5 on the pH scale, what would you tell him?

The statement "the flower grew 8 cm on Tuesday" is an

When you switch from low power to high power on a microscope, you see Q1 (more/less) detail and Q2 (more/less) cells.

During a controlled experiment, a scientist isolates and tests

If an atom contains 3 protons, 4 neutrons, and 3 electrons, its mass number is

Organism that makes its own food using the energy of the sun

A personal preference or point of view is