Science-Unit 1-Self Test 2
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- T or F: The cell membrane contains a double layer of phospholipid molecules.
- True
- T or F: Almost all cells are microscopic.
- True
- T or F: All cells are the same size.
- False
- T or F: The cytoplasm of a cell consists mainly of water.
- True
- T or F: Chromatin consists of long strands of material located within the nuclear membrane.
- True
- T or F: Chromosomes are a form of blood cells.
- False
- T or F: God designed the DNA in living things to produce other living things similar to them.
- True
- T or F: In plants, the cell wall is usually made up of cellulose.
- True
- T or F: Chlorophyll makes some plants look yellow.
- False
- T or F: Protozoa are a type of unicellular animals.
- True
- T or F: Nerve cells carry oxygen to the body.
- False
- The basic unit of all living things.
- Cell
- The nucleus contains a nuclear membrane, chromatin, and the________.
- Nucleolus
- What type of cells provide for the support and protection of the body?
- Bone
- The only way to view most cells is to use a __________.
- microscope
- Gases are brought into and out of a plant through its_____.
- Leaves
- Animals that contain many cells are called________.
- multicellular.
- Inner fluid material within the cell membrane
- cytoplasm
- Process in plants that uses energy from the sun.
- Photosynthesis
- Contains only two basic parts of a cell: membrane and protoplasm.
- Prokaryote
- Tiny sub-parts of a cell located in the cytoplasm.
- Organelles
- Large, complex molecules that look like a "twisted ladder".
- DNA
- Fight infections and harmful substances that invade the body.
- White blood cells
- Form the body's skin, inner linings, and glands.
- Epithelial cells
- Elongated, elastic cells that help the body's movement.
- Muscle cells
- Created all living things.
- God
- Contain many cells.
- multicellular
- What is the differences between plant and animal cells?
- Plant cells have a cell wall, animal cells do not.
- What happens to cause the body to make large and small movements?
- Muscle's contracting
- Explain what happens to make the offspring of a plant resemble its parent?
- The DNA is what makes the offspring of a living thing like the parent.
- What are tissues and what are the four types of animal tissues?
- Tissues are groups of cells in a multicellular plant or animal. 4 Types: Epithelial Muscular Nervous Connective