Y10 Cells & Organelles

Most cells are very small. Approximately how many cells make up the human body?

• 330 Thousand

• 480 Million

• 48 Billion

• 33 Trillion

Which of the following is NOT part of the Cell Theory?

• All living things are made of one or more cells

• All cells contain a Nucleus with DNA

• Cells are the basic building blocks of life

• All cells come from other cells

If scientists wanted to study very small cells in great detail, the best type of microscope to use would be:

• An Electron Microscope

• A Compound Microscope

• A Stereo Microscope

The smaller parts that are within cells are called?

• Organs

• Organists

• Mini-organs

• Organelles

What is the name of the selective barrier that surrounds every single living cell?

• Cell Barrier

• Plasma Membrane

• Cell Wall

• Nuclear Envelope

Which Organelle is responsible for containing the DNA, and is sometimes referred to as "the brain of the cell"?

• Vacuole

• Mitochondria

• Nucleus

• Endoplasmic Reticulum

In which of the organelles would energy be produced by breaking down sugar?

• Mitochondria

• Chloroplast

• Golgi Apparatus

• Ribosome

Plants cannot each sugar, so they need to make it by using water and sunlight. In which organelle does this occur?

• Vacuole

• Nucleus

• Mitochondria

• Chloroplast

Surface Area to Volume Ratio is an important concept in Biology. The smaller an object is, the ________________ its surface are to volume ratio becomes.

• Smaller

• SA:V ratio won't change

• Larger

Which of the following organelles would you find in an animal cell?

• Chloroplast

• Rough Endoplasmic Reticulum

• Large Vacuole

• Cell Wall