Variation And Classisfication

Question 0

Name 5 types of scientific measurements

Answer 0

Arm length 
Height 
Eye colour 
Hair colour 
Hand span

Question 1

Name 5 variables

Answer 1

Different colour eyes 
Different colour hair 
Different shoe sizes 
Different eye sight (glasses or not) 
Different length of hair

Question 2

Do taller people have wider handspans?

Answer 2

Yes they do

Question 3

Do people with blonde hair usually have blue eyes?

Answer 3

Yes

Question 4

Do people with brown eyes have a longer arm length?

Answer 4

No

Question 5

What does correlation mean?

Answer 5

There is a link between two variables also known as two things

Question 6

What two things are variation caused by?

Answer 6

Our genes

The environment

Question 7

Which are inherited?

Scottish accent, natural hair colour, eye colour, weight, blood group, curly hair, height, suntan, scar

Answer 7

Natural hair colour, eye colour, blood group

Question 8

Which are environmental variation?

Scottish accent, natural hair colour, eye colour, weight, blood group, curly hair, height, suntan, scar

Answer 8

Scottish accent
Weight
Suntan
Scar

Question 9

Which are both environmental and inherited variation?

Scottish accent, natural hair colour, eye colour, weight, blood group, curly hair, height, suntan, scar

Answer 9

Curly hair

Height

Question 10

Explain the animal kingdom

Answer 10

Can't make their own food
Eat plants and animals 
Body doesn't contain cellulose 
Not green; don't have chlorophyll 
Move about

Question 11

What are the five groups in the vertebrates

Answer 11

Mammals
Amphibians 
Fish 
Birds 
Reptiles

Question 12

Explain fish

Answer 12

Have wet scales and fins
Lay eggs in water
Live in water all the time
Breathe using gills

Question 13

Explain amphibians

Answer 13

Have smooth damp skin
Lay their eggs in a jelly substance
Breed in water

Question 14

Explain birds

Answer 14

Animals with feathers and wings
Most can fly
Lay eggs with hard shells

Question 15

Explain mammals

Answer 15

Makes milk and has fur or hair

Birth to live young

Question 16

Explain reptiles

Answer 16

Dry scales and no fins

Lay eggs with soft shells

Question 17

What are the seven groups in the invertebrates?

Answer 17

Annelids 
Molluscs 
Echinoderms 
Crustaceans 
Insects 
Arachnids 
Myriapods

Question 18

Explain an annelid

Example of one

Answer 18

Long body divided into segments, bristles called Chaetae

Earthworm, leech

Question 19

Explain a molluscs

Example of one

Answer 19

Soft body with a shell, live in water and on land

Squid, octopus, snails oysters

Question 20

Explain an Echinoderm

Example of one

Answer 20

Star shaped body, tough, spiny skin, live in water

Star fish, sea urchin

Question 21

Explain a crustacean

Example of one

Answer 21

Segmented body, hard outer Skeleton, 2 pairs of antennae, jointed legs, live in water or damp places
Crab, lobster, shrimp, barnacles, wood lice

Question 22

Explain insects

Example of one

Answer 22

Body divided into 3 sections: head, thorax and abdomen, 3 pairs of jointed legs, antennae, body covered by a hard case like outer skeleton
Cricket, wasp, moth, beetle

Question 23

Explain an arachnid

Example of one

Answer 23

Body divided into 2 sections, 4 pairs if jointed legs, antennae, body covered by a hard outer skeleton.
Spiders, scorpion, ticks, mites

Question 24

Explain a Myriapod

An example of one

Answer 24

Body divided into lots of sections, very many pairs of jointed legs, antennae, body covered by a hard outer skeleton.
Millipede or centipede