Topic 1
‘Spiracles’ are small holes on the sides of an insect’s abdomen. These holes enable the insect to ...
Breath
The nucleus and mitochondria are examples of ...
Organelles
An event or action that causes a response.
Stimulus
Osmosis is the diffusion of water through a selectively permeable membrane. This process occurs because water will move from an area of ...
High concentration to an area of low concentration.
Changes that help an organism survive in its environment are
Adaptations
What organelle do plants store their food, water and waste in?
Vacuoles
How your body balances energy coming in and energy use.
Metabolism
How do human cells reproduce?
Asexual Reproduction
True or False: In carrying a microscope, it is important to have one hand holding the arm while the other arm is held out front to protect it from damage.
False
Describe the movement of water into cells.
Hint: 3 key terms to mention.
The diffusion of water through a selectively permeable membrane is osmosis.
Foot-like projections allowing amoeba to move and gather food.
Pseudopods
Describe the factors that affect Diffusion.
- Distance
- Temperature
- Characteristics of the Substrate
- Increasing Difference in Concentration
List the 6 Characteristics that classify an object as living.
- Made of Cells
- Needs Energy
- Grows and Develops
- Responds to the environment
- Reproduces
- Has adaptations for their environment
True or False: One of the main functions of a red blood cell is to transport oxygen to the cells of the body.
True
Particles of some substances pass through a membrane but not other particles.
Selectively Permeable
The Inuit have observed Caribou for generations, understanding their ability to survive in the Arctic. Caribou have large nasal passages to warm cold air, and special blood flow to reduce heat loss. These are examples of...
Adaptations
Describe Darwins understandings about Finches (birds).
The finches that Darwin studied on the Galapagos Islands had different types of beaks to eat different food sources effectively.
Name the 3 differences between plant and animal cells.
1. Plant cells have a cell wall (animal cells do not)
2. Plant cells have the organelle Chloroplasts (animal cells do not)
3. Plant cells have one large vacuole, animal cells have several small vacuoles
A Cell is ...
The basic unit of all living things.
List the 8 Body Systems discussed in topic 1.