Question 1

What is the basic unit of structure and function in all living things?

Accepted Answer

Cell

Answer

Tissue

Answer

Organ

Answer

Atom

Question 2

Which scientist first used the term 'cell'?

Accepted Answer

Hooke

Answer

Virchow

Answer

Schwann

Answer

Leeuwenhoek

Question 3

What tool allowed scientists to develop Cell Theory?

Accepted Answer

Microscope

Answer

Telescope

Answer

Scalpel

Answer

Thermometer

Question 4

What does unicellular mean?

Accepted Answer

Made of one cell

Answer

Not made of cells

Answer

Made of water

Answer

Made of many cells

Question 5

Which is an example of a multicellular organism?

Accepted Answer

Tree

Answer

Amoeba

Answer

Yeast

Answer

Bacterium

Question 6

Which statement is NOT part of Cell Theory?

Accepted Answer

Cells arise from non-living matter

Answer

All cells come from existing cells

Answer

All living things are made of cells

Answer

Cells are the basic unit of life

Question 7

Who discovered living cells in pond water?

Accepted Answer

Leeuwenhoek

Answer

Hooke

Answer

Schwann

Answer

Schleiden

Question 8

Which organelle controls cell activities and contains DNA?

Accepted Answer

Nucleus

Answer

Cell wall

Answer

Mitochondria

Answer

Ribosome

Question 9

Which organelle is known as the 'powerhouse' of the cell?

Accepted Answer

Mitochondria

Answer

Lysosome

Answer

Ribosome

Answer

Nucleus

Question 10

What does the cell membrane do?

Accepted Answer

Controls what enters and leaves the cell

Answer

Builds proteins

Answer

Makes energy

Answer

Stores food

Question 11

Which organelle makes proteins?

Accepted Answer

Ribosome

Answer

Mitochondria

Answer

Cytoplasm

Answer

Vacuole

Question 12

Which organelle is responsible for photosynthesis?

Accepted Answer

Chloroplast

Answer

Nucleus

Answer

Mitochondria

Answer

Ribosome

Question 13

Which of the following is found in plant cells but not in animal cells?

Accepted Answer

Chloroplast

Answer

Ribosome

Answer

Cytoplasm

Answer

Mitochondria

Question 14

What is osmosis?

Accepted Answer

Movement of water across a membrane

Answer

Cell division

Answer

Making proteins

Answer

Breakdown of food

Question 15

Diffusion moves particles from:

Accepted Answer

High to low concentration

Answer

Inside to outside only

Answer

The nucleus to the cytoplasm

Answer

Low to high concentration

Question 16

The membrane is selectively permeable. What does this mean?

Accepted Answer

It only lets certain things pass

Answer

It lets everything in

Answer

It lets nothing in

Answer

It traps water inside

Question 17

Which of the following is a helpful microorganism?

Accepted Answer

Yeast in bread

Answer

Mold on food

Answer

coli that causes illness

Answer

Influenza virus

Question 18

Which of the following is a pathogen?

Accepted Answer

Influenza virus

Answer

Skin cell

Answer

Vacuole

Answer

Water

Question 19

What tool is used to see microorganisms?

Accepted Answer

Microscope

Answer

Thermometer

Answer

Telescope

Answer

Hand lens

Question 20

What kind of microorganism is an amoeba?

Accepted Answer

Protist

Answer

Bacterium

Answer

Virus

Answer

Fungus

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