ECOLOGY

Question 1

Population

Answer 1

All the members of the same species in an area

Question 2

Competition

Answer 2

When organisms actively struggle for a resource that is in short supply

Question 3

Intra specific competition

Answer 3

Between members of the same species

Question 4

Inter specific competition

Answer 4

Between members of different species

Question 5

Contest competiton

Answer 5

An active physical contest between 2 individual organisms

Question 6

Scramble competition

Answer 6

All competing individuals get some of the resource

Question 7

Predation

Answer 7

The catching , killing and eating of another organism

Question 8

Predator

Answer 8

An organism that catches kills and eats another organism

Question 9

Prey

Answer 9

The organism that is eaten by the predator

Question 10

Parasitism

Answer 10

When 2 organisms of different species live in close association and 1 obtains its food and to the disadvantage of the host

Question 11

Parasite

Answer 11

Lives on or in the body of a host

Question 12

Exoparasites

Answer 12

Live on the outside of the hosts body

Question 13

Endoparasites

Answer 13

Live inside the host
Weaken the,
But do not kill the host

Question 14

Host

Answer 14

Organisms that the parasite lives on or in

Question 15

Symbiosis

Answer 15

When 2 organisms of different species have to live in close association and 1 or both benefit

Question 16

Mutualism

Answer 16

Both benefit from association

Question 17

Predator prey relationship

Answer 17

Preys increase and so does the predator more preys killed and cycle repeats

Question 18

Factors of a predator prey relationship

Answer 18

Availability of food
Movement of predators

Question 19

Bacteria in mammals

Answer 19

Cellulose digesting bacteria in the intestines of mammalian
Provides shelter and warmth

Question 20

Bacteria in plant nodules

Answer 20

Nitrogen fixing bacteria
Gains food

Question 21

The bacteria ion human liver

Answer 21

Produces vitamin B and K
ALSO FOOD

Question 22

What is population explosion

Answer 22

It is the rapid increase in humans numbers in recent years
Factors include war the famines contraception and disease

Question 23

Ecology

Answer 23

The study of the relationship between organisms and their environment

Question 24

Ecosystem

Answer 24

A group of clearly distinguished organisms that interact with their environment

Question 25

Biosphere

Answer 25

The part of the planet where life exists

Question 26

Community

Answer 26

All the different populations in an area

Question 27

Population

Answer 27

All the ,members of the same species in an area

Question 28

Habitat

Answer 28

The place where an organism lives

Question 29

Herbivore

Answer 29

An organism that feeds on plants only

Question 30

Carnivore

Answer 30

An organism that feeds on animals only

Question 31

Omnivore

Answer 31

Eats both plants and animals

Question 32

Niche

Answer 32

The role an organism plays in an ecosystem

Question 33

Food niche

Answer 33

Organism etas certain food that others do not No competiton

Question 34

Food chain

Answer 34

Shows the transfer of energy from one organism to the next

Question 35

Tropic level

Answer 35

The feeding position in a food chain

Question 36

Primary consumer

Answer 36

Feeds on producer

Question 37

Secondary consumer

Answer 37

Feeds on the primary consumer

Question 38

Tertiary consumer

Answer 38

Feeds on the secondary consumer

Question 39

Nutrient recycling

Answer 39

the way in which the elements [c and n] are exchanged between living and non living components of an organism

Question 40

The carbon cycle

Answer 40

Is the process where carbon form the envrionment is converted to carbon in living things

Question 41

Name the edaphic factors

Answer 41

The pH Temp Moisture

Question 42

The nitrogen cycle

Answer 42

To take nitrogen form the air and make is available for us by living things

Question 43

Function of nitrifying bacteria

Answer 43

Converts nitrogen in the atmosphere to nitrates

Question 44

What do bacteria of decay do ?

Answer 44

Convert nitrogen waste to ammonia

Question 45

Nitrifying bacteria

Answer 45

Convert ammonia to nitrates

Question 46

What do denitrifying bacteria do?

Answer 46

Convert nitrates to nitrogen gas

Question 47

What measures wind speed?

Answer 47

Anometer

Question 48

What equipment is used for soil pH

Answer 48

Soil thermometer

Question 49

What meausre rainfall

Answer 49

Rain gauge

Question 50

What measures humidity?

Answer 50

Hydrometer

Question 51

What measures lights intensity ?

Answer 51

Lux meter of light meter

Question 52

Diurnal

Answer 52

Comes out during the day

Question 53

What does the pitfall trap collect

Answer 53

Springtail and spider

Question 54

What does the pooter collect ?

Answer 54

Ant and springtail

Question 55

What does beating tray collect

Answer 55

Springtail and spidere

Question 56

What does sweep net collect

Answer 56

Springtail and fly

Question 57

What does the tullgern funnel do

Answer 57

Collects animals but kills them in the process