Quizs for Nature of Science, Cell Theory. Hierarchy of Life

cell

• smallest unit of matter

• smallest unit of life

• group of 2 or more atoms joined by a covalent bonds.

• composed of only 1 type of atom

poly- means

The invention of the microscope made it possible for people to discover and learn about

• Plants
• Skin 
• Animals 
• Cells

What should you do if you break glass in the lab?

• Tell the teacher.
• Sweep up the glass.
• Pick up the glass with your hands.
• Ignore it; the teacher will clean it up when she sees it later.

What is the significance of the Scientific Method in relation to Laws and Theories?

• It is a random approach to inquiry that leads to unpredictable results.

• It is a systematic approach to inquiry that helps scientists develop and test both Laws and Theories.

• It is a method that only applies to theoretical concepts and not to laws.

• It is a historical method that is no longer relevant in modern science.

Organ . . .

• specialized structure within a cell that performs specific cellular functions.

• basic unit of life

• group of same cells.

• structure consisting of several different tissues to perform a specific function

Atom

• smallest unit of matter

• smallest unit of life

• group of 2 or more atoms joined by a covalent bonds.

• composed of only 1 type of atom

What is a Scientific Theory?

• A hypothesis that has not been tested.

• A well-substantiated explanation of an aspect of the natural world based on evidence and testable through experimentation.

• A guess about how things work in nature.

• An opinion that is widely accepted by the public.

Dolphins eat the equivalent of 4% of their body mass each day.

• quantitative observation
• qualitative observation

TISSUE . . .

• specialized structure within a cell that performs specific cellular functions.

• basic unit of life

• group of same cells.

• structure consisting of several different tissues to perform a specific function