Biodiversity - AS Level Biology - Edexcel Topic 4

Beschreibung

A level biology on biodiversity
Jess Watts
Quiz von Jess Watts, aktualisiert more than 1 year ago
Jess Watts
Erstellt von Jess Watts vor mehr als 8 Jahre
175
12

Zusammenfassung der Ressource

Frage 1

Frage
What is the main way we see if two organisms are the same species?
Antworten
  • if they can breed together
  • if they can produce fertile offspring
  • if they look the same
  • if they live in the same habitat

Frage 2

Frage
A habitat can thought of as literally where an organism [blank_start]lives[blank_end]. A population is the number of interbreeding individuals of the [blank_start]same species[blank_end] found in an area A community is the number of [blank_start]various populations[blank_end] in a habitat.
Antworten
  • lives
  • breeds
  • same species
  • same phenotype
  • various populations
  • all the animals

Frage 3

Frage
An 'ecological niche' is how an organism gets what they need out of their environment; it means that two organisms can occupy the same habitat and not be in competition.
Antworten
  • True
  • False

Frage 4

Frage
Select the two statements that best define 'adapted' organisms
Antworten
  • being able to exploit their own environmental niches
  • being able to find food quickly
  • specific behavioural, physiological, or anatomical changes to suit their needs/environment
  • how organisms have evolved to suit their surroundings

Frage 5

Frage
Behavioural adaptations are [blank_start]actions[blank_end] that help organisms to [blank_start]survive and reproduce[blank_end]. Anatomical adaptations are the [blank_start]structures[blank_end] we see when we [blank_start]dissect or observe[blank_end] an organism. Physiological adaptations relate to the [blank_start]internal workings[blank_end] of organisms that help them survive and/or reproduce.
Antworten
  • actions
  • survive and reproduce
  • structures
  • dissect or observe
  • internal workings

Frage 6

Frage
Co-adaption is how a organism adapts to its environment when it changes, for example when seasons change
Antworten
  • True
  • False

Frage 7

Frage
What's the definition of the term endemic?
Antworten
  • how a species is adapted to it's role in the ecosysytem
  • a species who has more advantageous alleles
  • a species that is only naturally found in one place
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