Science Revision T2

Question 1

What is the importance of the Linnean Classification System

Answer 1

It allows people/scientists to sort an animals into different categories

Question 2

What is the Linnean Classification system

Answer 2

A system of classification scientists use to sort animals

Question 3

What is an organism

Answer 3

A living thing

Question 4

What are the levels of classification

Answer 4

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

Question 5

What is the reason for scientific names

Answer 5

Scientific names are used so that scientists from all over the world can talk about the same thing using the same name so that no one is confused because they speak a different language

Question 6

How do you make a scientific name for an animal

Answer 6

by combining the genus and species of an animal’s classification

Question 7

What are the six kingdoms of life

Answer 7

Plantae Animalia Protist fungi Eubacteria and Archaebacteria

Question 8

What are common features of the same kingdom

Question 9

What is a dichotomous key

Answer 9

A dichotomous key is a tool that allows the user to determine the identity of items in the natural world based on the item’s characteristics

Question 10

What is a tabular key

Answer 10

A set of instructions people can follow to identify an animal based on physical characteristics

Question 11

What is a branching key

Answer 11

A diagram that provides the user with two options narrowing down possibilities until the user has an answer

Question 12

What are the two main distinctions of organisms made by many Aboriginal Peoples

Answer 12

Animals and Vegetable

Question 13

How do First Nations Classify Organisms

Answer 13

Organisms may be classified based on physical features, habitat or purpose with sub-classifications that may incorporate life cycle stage, sex, age or reference a particular custom or practice.

Question 14

How do some First Nations classify plants

Answer 14

Some First Nations classify plants by what they are used for and their purposes

Question 15

What is different between the Linnean Classification system and First Nation Classification system?

Answer 15

The Linnean classification system focuses on the family and DNA of a plant or animal and whether they are a mammal etc whereas the First Nation classification system focuses on physical appearance the organism’s purpose and where they live etc

Question 16

What is an ecosystem

Answer 16

a biological community of interacting organisms and their physical environment:

Question 17

What are the 6 main types of ecosystems

Answer 17

Freshwater, Marine, Tundra/Polar, Desert, Bushland and Rainforest

Question 18

What are the levels of biological organisation

Answer 18

Biosphere, Biome, Ecosystem, Communication, Population, Niche

Question 19

Define Biosphere

Answer 19

The regions of the surface and the atmosphere of the earth or another planet occupied by living organisms

Question 20

Define Biome

Answer 20

The regions of the surface and atmosphere of the earth or another planet occupied by living organisms

Question 21

Define Community

Answer 21

It is a group of populations that live and interact together in the same area

Question 22

Define Population

Answer 22

Organisms of the same species living in the same place at the same time are called populations

Question 23

Define Niche

Answer 23

The function or role an organism has within its environment

Question 24

Define Ecology

Answer 24

Ecology is the study of ecosystems

Question 25

Define Habitat

Answer 25

Habitat is a place where an organism makes its home

Question 26

What is a biotic Factor

Answer 26

A biotic factor is a living thing

Question 27

What is an abiotic factor

Answer 27

An abiotic factor is a non-living thing

Question 28

What does MRS GREN stand for

Answer 28

Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition

Question 29

What is MRS GREN

Answer 29

The seven characteristics of life

Question 30

Define Heterotroph

Answer 30

Heterotrophs are organisms that obtain energy and nutrients from consuming or eating other organisms

Question 31

Define Autotroph

Answer 31

Autotrophs are "self-feeders" and do not need to consume other organisms, they are essential in ecosystems as they are the base of the food chain

Question 32

What is a primary producer

Answer 32

Primary producers are organisms in an ecosystem that produce their own food through photosynthesis and chemosynthesis. They are the foundation of the food chain

Question 33

What is a primary consumer

Answer 33

Primary consumers are organisms that convert plant nutrients into digestive forms for secondary and tertiary consumers

Question 34

What is a secondary consumer

Answer 34

Secondary consumers are organisms that eat primary consumers, they are either carnivores or omnivores

Question 35

What is a tertiary consumer

Answer 35

Tertiary consumers are organisms that obtain energy through consuming secondary consumers, they are either carnivores or omnivores

Question 36

What is a decomposer

Answer 36

Decomposers are organisms that obtain energy from dead organic matter and convert organic matter into inorganic materials