ANIMALS AND PLANTS

Question 1

Discontinuous Variables

Answer 1

Specific answers (categoric data) , e.g eye colour, hair colour, tongue rolling,
some values can be expressed as SPECIFIC
numbers (discrete data) e.g shoe size, no.
of points on a holly leaf,
represent using a bar graph or pictogram
regardless of order

Question 2

Continuous variables

Answer 2

Measurements can take any value
e.g length , height, mass , reaction time
represent using line graph or
histograph

Question 3

What does the bell-shaped curve mean?

Answer 3

Normal distribution

Question 4

Is length continuous or discontinuous?

Answer 4

Continuous

Question 5

How many types of average is there?

Answer 5

3 types.

Question 6

What are the types of average?

Answer 6

Mean, median, and mode.

Question 7

What causes variation?

Answer 7

Inherited factors, and environmental factors, or sometimes both.

Question 8

Inherited

Answer 8

If e.g your parents have brown eyes, you’re most likely to have brown eyes. Genes are a factor in this.

Question 9

Environmental

Answer 9

Caused by your surroundings

Question 10

When was taxonomy developed and by who?

Answer 10

Carl Linnaeus in the 18th century.

Question 11

Who/what does taxonomy apply to?

Answer 11

All living things.

Question 12

What are the features of the taxonomy classification system?

Answer 12

5 kingdoms, which are further separated by phyla.

Question 13

What is the smallest unit of classification?

Answer 13

Species

Question 14

What are the 5 kingdoms?

Answer 14

Animal, Fungi, Monera, Plants, Protists

Question 15

What are the 7 phyla (in order)?

Answer 15

Kingdom, Phylum, Class, Order, Family, Genus, Species

Question 16

What is special about the naming of species?

Answer 16

Unique binomial name, 2 Latin words in italics, the first word starts with a capital and is the genus, the second starts is lowercase and describes the species.

Question 17

Vertebrates

Answer 17

Animals with a backbone.

Question 18

How many classes of vertebrates are there?

Answer 18

5

Question 19

What are the names of the classes of vertebrates?

Answer 19

Amphibians, Birds, Fish, Mammals, Reptiles

Question 20

Birds

Answer 20

Warm-blooded, feathers, breathes using lungs, lays eggs with hard shells

Question 21

What’s an example of a bird?

Answer 21

Owl

Question 22

Fish

Answer 22

Cold-blooded, scaly skin, breathe using gills, live in water, lay eggs in water

Question 23

What’s an example of a fish?

Answer 23

Eel

Question 24

Mammals

Answer 24

Warm-blooded, fur or hair, breathe using lungs, gives birth to live young

Question 25

What's an example of mammals?

Answer 25

HUMANS.

Question 26

Reptiles

Answer 26

Cold-blooded, dry,scaly skin , breathe using lungs, lay leathery eggs on land

Question 27

What's an example of a reptile?

Answer 27

Snake

Question 28

Amphibians

Answer 28

Cold-blooded, smooth, soft skin in which they can breathe through , can live in water , adults live on land , lay eggs in water

Question 29

What's an example of an amphibian?

Answer 29

Frogs

Question 30

Invertebrates

Answer 30

Do not have a backbone

Question 31

How many different classes of invertebrates are there?

Answer 31

7

Question 32

What are the 7 classes of invertebrates?

Answer 32

Arthropod, cnidarians, echinoderms, flat worms, molluscs, roundworms, segmented worms

Question 33

Cnidarians

Answer 33

Two layered organism, bag-like body

Question 34

Echinoderms

Answer 34

Armour-plated, spiny skin, body with 5 part symmetry

Question 35

Flat worms

Answer 35

Long and flat

Question 36

Molluscs

Answer 36

Soft body, protected by a shell

Question 37

Roundworms

Answer 37

Smooth, worm-like body

Question 38

Segmented worms

Answer 38

Worm-like body, divided into sections

Question 39

Arthropods

Answer 39

Hard exo-skeleton , segmented body, jointed limbs for walking

Question 40

Arachnids (Arthropods)

Answer 40

Four pairs of legs, two-part body, no antennae

Question 41

Crustaceans (Arthropods)

Answer 41

Five to seven pairs of legs, three part body

Question 42

Insects (Arthropods)

Answer 42

Three pairs of legs, three part body

Question 43

Myriapods (Arthropods)

Answer 43

Many pairs of legs, long segmented body

Question 44

What are classification keys used for?

Answer 44

Identifying diff. species by comparing characteristics

Question 45

What is the easiest type of classification keys?

Answer 45

Dichotomous keys

Question 46

What is the feature of dichotomous keys?

Answer 46

There are 2 outcomes, usually ''yes'' or ''no''

Question 47

Question key

Answer 47

Series of questions, answer will direct you to the name of species or to the next question

Question 48

Branching key

Answer 48

Aka spider key, uses a diagram, question leads to diff. pathways, leads to name of species.

Question 49

How may specialised plant cells be different?

Answer 49

In shapes, sizes and/or organelles they contain

Question 50

Palisade mesophyll

Answer 50

Tall and narrow, many chloroplasts, near leaf's upper surface , absorbs light for photosynthesis

Question 51

Root Hair cell

Answer 51

Large surface area, absorbs water and nutrients, no chloroplasts as its underground

Question 52

Phloem cells

Answer 52

Long, thin, gaps at the end to allow sugary water to flow freely

Question 53

Guard cells

Answer 53

Underside of cells, change shape to open stoma (hole)

Question 54

What are the tissues of a plant?

Answer 54

Palisade mesophyll, xylem , phloem

Question 55

What are the organs of a plant?

Answer 55

Leaves, stem, flowers , roots

Question 56

What is photosynthesis?

Answer 56

Energy from sunlight, converts carbon dioxide and water into glucose (sugar) and oxygen

Question 57

Where does photosynthesis occur?

Answer 57

In chloroplasts

Question 58

What do chloroplasts contain?

Answer 58

Chlorophyll (green pigment) , absorbs energy from sunlight