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Flashcards in Ecology Deck (37):
1

What are the 7 indicators of life?

Movement
Respiration
Sensitivity
Growth
Reproduction
Excretion
Nutrition

2

What are branched keys used for?

For identifying living things

3

What is a branch key?

Questions you answer about different things then follow the branches to identify the living things

4

What are microscopes?

Microscopes are devices that magnify small things to see them better

5

Describe the microscope pieces from top to bottom

Eyepiece lens
Focussing knob
Objective lenses
Stage
Clip
Mirror

6

What is an objective lens?

The lenses that magnify

7

What is the stage?

Where the sample goes

8

What are plants and animals?

Living organisms made of cells

9

What are cells?

So small you need a microscope

10

List the parts in an animal cell

Nucleus
Cytoplasm
Cell membrane

11

Name the parts of a plant cell

Nucleus
Vacuole
Cytoplasm
Chloroplast
Cell membrane
Cell wall

12

What is a cell membrane?

Controls what gets in and out of the cell

13

What is a nucleus?

Controls all the cell activities

14

What is a cytoplasm?

Where chemical reactions take place

15

What is a cell wall?

Gives the cell shape and support

16

What is a vacuole?

Stores sugary water

17

What is a chloroplast?

Traps sunlight to make food

18

What does biodiversity mean?

The variety of living things in a specific area

19

What does biotic mean?

Living things
e.g. predators, bacteria and competitors

20

What does abiotic mean?

Non-living things that aren’t dead but aren’t alive
e.g. sea, rain and the sun

21

Name three ways we can measure abiotic factors

Thermometer
Light intensity
Moisture metre

22

What is a quadrat?

A 100 square grid that shows how much abundance there is for one specific thing

23

What does abundance mean?

The number of squares with the specific thing in it

24

What can plants and animals do?

Adapt to their surroundings

25

What does animal and plant adaption mean?

Making changes to their cells to increase chances of survival

26

How does a cactus adapt to its surroundings?

Its mostly made of water and has spikes so if animals try to eat it will protect itself

27

What does global warming mean?

Its the climate change in the whole world

28

What are food chains?

A chain of different plants and animals that eat eachother

29

What do the arrows show on a food chain?

The direction of the energy flowing

30

What percent of energy is passed on at each link?

10 percent

31

What are herbivores and name 3

Animals that only eat plants
Rabbits, giraffes and zebras

32

What are carnivores and name three

Animals that only eat meat
Sharks, lions and tigers

33

What are omnivores and name 3

Animals that eat plants and animals
Monkeys, bears and humans

34

What are consumers?

Animals

35

What are producers?

Plants

36

What is a pyramid of biomass?

A more accurate way of showing the quantity of energy needed

37

What is biomass?

All living particles