This system delivers blood and oxygen throughout the body.
What is the Circulatory System?
This environment contains a great diversity of species.
What is a stable environment?
Carbon dioxide, sunlight, water
What are the reactants of photosynthesis?
Roots of plants will grow downward due to which force?
What is gravity?
Burning sugar, digestion, bleaching clothes
What are chemical changes?
Organs include: hair, skin, nails
What is the integumentary system?
These organisms grow on rocks and make the environment suitable for plant growth.
What are lichens and mosses?
An increase of the animal population in a Forest would result in oxygen levels __________?
What is decreasing?
Caused by a lack of water in the vacuole of a plant cell.
What is wilting?
When a substance changes its physical properties and cannot be reverted back to its original state.
What is a chemical change?
This system provides support similar to the cell wall of a plant cell.
What is the skeletal system?
The role or job of an organism in an ecosystem.
What is a niche?
What is True?
This tropism is one of the most important forces. It causes the plant to absorb radiant energy.
What is phototropism?
What are the organelles that a plant cell has, but an animal cell does not?
What is a chloroplast and a cell wall?
This system removes extra water from the blood and waste from the body to maintain homeostasis (balance).
This term can be translated to read the "variety of life".
What is biodiversity?
The lack of plant life in an ecosystem will cause it to become less stable. This will result in an increase of ___________________?
What is carbon dioxide?
Phototropism, Geotropism, Thigmotropism, Hydrotropism - are all examples of what stimuli?
What is external stimuli?
What energy transformation takes place when an animal eats food so it can keep warm?
What is mechanical to thermal energy?
The two systems responsible for controlling sugar levels in the body.
In an ecosystem with low biodiversity, the organisms will thrive for a long period of time. True or False?
What is false?
The process of photosynthesis is an example of a ___________________ change.
What is a chemical change?
When a person gets overheated, they may sweat to cool down. The body is maintaining its __________?
What is homeostasis (balance)?
What is Ms. Lewis' favorite holiday?