practice questions skeleton and evolution

• Biologie
• Middelbare school
• vwo
• Leerjaar 1

Artificial selection

Not nature is selecting but humans

Humans select the individuals they like best 

Evolution

species change over time so they become better adapted to their environment

Struggle for survival: 

More organisms are born than can survive. They compete for food, space and mates.

Natural selection

Individuals that are best at surviving in their environment will produce more offspring 

sexual selection: female choice

What is different between artificial selection and natural selection

1. Nothing, its basically the same
2. Natural selection has to do with survival, artificial selection not always
3. artificial selection is dependent on nature alone, natural selection is not.
4. Natural selection is done by humans, artificial selection not

The dog breeds we have today were developed through:

1. natural selection
2. artificial selection (selective breeding)
3. sexual selection
4. acquired selection

What kind of skeleton does a snake have?

1. Endoskeleton
2. Exoskeleton
3. Hydrostatic skeleton
4. Just its skin

What kind of skeleton does this betta fish have?

1. Endoskeleton
2. Exoskeleton
3. Hydrostatic skeleton
4. Just its skin

Fixed joint

Gliding joint

Pivot joint

Ball and socket joint

Hinge joint

What is the function of a tendon?

1. Connects muscle to muscle
2. Connects bone to bone
3. Connects muscle to bone

What is the 'soft bone' tissue called?

1. Cartilage
2. Calcium

1. STERNUM
2. RIBS
3. CLAVICLE
4. VERTEBRAE

1. HUMERUS
2. RADIUS
3. ULNA

1. PATELLA
2. FEMUR
3. FIBULA
4. TIBIA

1. VERTEBRAE
2. CLAVICLE
3. MANDIBLE
4. SKULL

1. MAXILLA
2. MANDIBLE
3. CLAVICLE
4. STERNUM

What type of skeleton do we have?

1. Exoskeleton
2. Endoskeleton
3. Liquid skeleton

What do bones mainly need to remain hard?

1. Calcium
2. Collagen
3. Water
4. Cartilage

What is the function of bone marrow?

1. Protection
2. Shape
3. Movement
4. Blood cell production

What are vertebrates?

1. Animals that live underwater
2. Animals that shed their skin once in a while
3. Animals that have a spinal column
4. Animals that have very long hair