Ecology

Question 1

Ecology

Answer 1

is the study of plants, animals and their environment, and the relationship between them

Question 2

Environment

Answer 2

The environment is everything that surrounds an animal or plant (for example air, water, rocks and soil)

Question 3

Habitat

Answer 3

The habitat is the place where a plant or animal lives

Question 4

Community

Answer 4

Is all of the different populations that live in the habitat é.g hedgehogs,snails,foxes and primroses belong to the woodland habitat

Question 5

Interdependence

Answer 5

Is how organisms depend on each other for their survival e.g buttercups depend on bees,and bees depend on buttercups.

Question 6

Ecosystem

Answer 6

Types of ecosystems Desert,tropical,rainforest,grasslands,seashore,

Question 7

Biome

Answer 7

Ecosystems that extend over a very large area is called a biome

Question 8

Producer

Answer 8

Plants that make their own food e.g grass dandelion nettles

Question 9

Consumers

Answer 9

Animals that get their food by eating plants or other animals e.g

Question 10

Herbavore

Answer 10

An animal that eats plants only e.g a rabbit

Question 11

Carnivore

Answer 11

An animal that that eats animals only e.g fox,hawk,ladybird

Question 12

Omnivore

Answer 12

An animal that eats plants and animals

Question 13

Decomposer

Answer 13

Organisms that feed on dead plants and animals e.g. earthworms, bacteria, fungi. (Decomposers are very important as they break down dead things and release lots of minerals into the soil)

Question 14

Food chain

Answer 14

Food chain must start with green plants because they are the only thing that can make food

Question 15

Feeding level

Answer 15

The position of an organism in the food chain is called its feeding level

Question 16

Amount of energy

Answer 16

The amount of energy get less and less as you go along the food chain

Question 17

Food web

Answer 17

Two or more intertwined food chains

Question 18

Competition

Answer 18

Competition occurs when two or more organisms seek a resource that is limited plants compete for light,water,minerals and space animals compete for food shelter territory and mates

Question 19

Adaptations

Answer 19

Adaptations are features that give an organism a better chance of surviving in their habitat

Question 20

Dandelion adaptation

Answer 20

It has a long root and their seeds spread in the wind

Question 21

Hedgehog adaptation

Answer 21

Heightened sense of smell to make them good at finding food spikes to fight off predators and they are camouflaged

Question 22

Abiotic and biotic

Answer 22

Plants and animals are affected by living and non living factors in their environment

Question 23

Abiotic

Answer 23

Are non-living eg weather,temperature,light,intensity,rainfall,wind soil and type of landscape

Question 24

Biotic

Answer 24

Are living eg competition predators symbiosis

Question 25

Predation

Answer 25

Controls the number of organisms in an eco system eg ladybirds eat aphids lions eat zebras

Question 26

Symbiosis

Answer 26

Is a relationship between organisms of different species where at least one benefits eg cleaner fish eat parasites out of the mouths of seals

Question 27

Population

Answer 27

All of the individual organisms of the same species in a habitat.

Question 28

Balance of nature

Answer 28

Over time, the number and types of species in an ecosystem reach a steady state known as the balance of nature.

Question 29

Biosphere

Answer 29

The part of Earth that can support life, made up of the crust and the atmosphere.

Question 30

Conservation

Answer 30

Is the protection,preservation and careful use of our natural resources

Question 31

Our natural resources

Answer 31

Include land,rivers,seas,plants and animals

Question 32

Pollution

Answer 32

Is adding unwanted wastes to the environment causing damage to it

The balance of nature can be damaged if one organism is damaged it can be harmful to many other organisms

Question 33

Air pollution

Answer 33

Caused by smoke,dust and harmful gasses-most of these come from cars,buses,factories and power stations

Question 34

Fossil fuels

Answer 34

When fossil fuels are burned they produce gases called carbon dioxide and sulfur dioxide

Question 35

Soil pollution

Answer 35

Caused by pesticides,artificial fertilizer and acid rain these chemicals sink into the soil and can be absorbed by plants

Question 36

Water pollution

Answer 36

Rivers,lakes and seas are polluted by fertilizers,sewage,oil and detergents fertilizers seep into rivers and cause too much plant growth,bacteria populations boom as they feed on dead plants and none Oxygen left for fish

Question 37

Incineration

Answer 37

Burning the waste this can release dangerous gases into the atmosphere difficulties with location nobody wants to live near an incinerator

Question 38

Landfill

Answer 38

Burying the waste in ground damages soil,rivers and ground water attracts rodents,disease causing, bad smell difficulties as nobody wants to live near landfill sites

Question 39

Three r’s

Answer 39

Reduce reuse recycle

Question 40

Reduce

Answer 40

Use your own bag,do not pick the items with extra packaging

Question 41

Red

Answer 41

Paper,glass, some metals and plastics can be processed and reused this reduces damage to the environment