Vertebrates use their ____________ and ____________ systems to interact with the environment.
locomotor and nervous
15
What controls everything that happens inside the cell?
nucleus
5
What three life processes do cells carry out?
interaction, reproduction, and nutrition
15
Plant cells have a ____________ cell wall.
rigid
5
What parts of the body make up the circulatory system?
heart, blood, blood vessels, lymph
20
What is the function of the circulatory system?
The circulatory system helps us carry out nutrition as it transports oxygen and nutrients to and from cells.
20
What do red blood cells do?
Red blood cells carry oxygen from the lungs to the muscles and organs. They transfer the oxygen they carry to the muscles.
10
What four things do plants transform into nutrients during photosynthesis?
sunlight, water, mineral salts, carbon dioxide
20
What are the functions of the leaves, roots, and stems in plants?
Leaves: make food for the plant. Roots: absorb water and nutrients from the soil. Stems: support the plant and transport water and nutrients throughout.
25
The heart is an (1) ____________ formed from (2) ____________ tissue that pumps (3) ____________ and fibrous tissue that makes up the valves.
(1) organ (2) muscle (3) blood
25
What type of cell is this?
none of the above
red blood cell
reproductive cell
nerve cell
5
How are plant and animal cells different?
They have different shapes (plant cells are polygonal) and different components (animal cells have several vacuoles while plant cells have one large vacuole).
15
What life process is shown in the photo?
interaction
reproduction
none of the above
nutrition
10
What is the vascular system?
It is composed of different tissues that transport water, mineral salts and nutrients around the plant.