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Worksheets2.1.8 Cells -- Chemical Compounds and The Cell Environment
Total questions: 19
Worksheet time: 10mins
An ________________ is any substance that cannot be broken down into simpler substances.
Carbohydrate
Cell
Element
Compound
What forms when two or more elements combine chemically?
Compounds
Elements
Carbohydrates
Proteins
Carbohydrates
Make up cell membranes
Energy-rich organic compounds made of the elements carbon, hydrogen, and oxygen
Large organic molecules made of carbon, hydrogen, oxygen, nitrogen, and, in some cases, sulfur
A group of proteins that speed up chemical reactions in living things
Compounds that cell membranes are made of.
Enzymes
Carbohydrates
Lipids
Proteins
Proteins
Long, organic molecules
Sugars and starches
Are what cell membranes are made of
Large organic molecules made of carbon, hydrogen, oxygen, nitrogen, and, in some cases, sulfur - include meat, dairy, fish, nuts, and beans
A group of proteins that speed up chemical reactions in living things.
Nucleic Acids
Enzymes
Lipids
Carbohydrates
___________ _______ are very long organic molecules that consist of carbon, oxygen, hydrogen, nitrogen, and phosphorus that contain the instructions that cells need to carry out all the functions of life.
Carbohydrates
Nucleic Acids
Proteins
Lipids
What 3 elements are included in most organic compounds that make up the human body?
Carbon
Hydrogen
Sulfur
Oxygen
The genetic material that carries information about an organism and is passed from parent to offspring.
Nucleic Acids
Double Helix
DNA
Proteins
The shape of a DNA molecule is describes as a _____________ ____________.
Carbohydrate
Nucleic Acid
DNA
Double Helix
Which inorganic compound is necessary for all life?
Mud
Water
Soil
Fish
Cell membranes are said to be ____________ ____________, which means that some substances can cross the membrane while other cannot,
Selectively Permeable
Passively Permeable
Diffusively Permeable
Osmosis
The movement of dissolved materials across a cell membrane without using the cells energy is called ....
Diffusion
Osmosis
Active Transport
Passive Transport
The process by which molecules move from an area of higher concentration to an area of lower concentration.
Diffusion
Passive Transport
Active Transport
Selective Permeability
Diffusion of water molecules across a selectively permeable membrane.
Passive Transport
Osmosis
Mitosis
Active Transport
The movement of materials across a cell membrane using cellular energy.
Selective Permeability
Passive Transport
Active Transport
Osmosis
What is the picture showing?
Endocytosis
Exocytosis
Active Transport
Osmosis
A process hwere the cell membrane changes shape and engulfs the particle is ...
Active Import
Active Transport
Exocytosis
Endocytosis
When a vacuole first fuses with the cell membrane, then forms an opening to the outside and spills out the contents of the vacuole ...
Exocytosis
Endocytosis
Active Transport
Active Diffusion
