The Biosphere section A Flashcards Preview

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Flashcards in The Biosphere section A Deck (19):
1

what is the biosphere

The biosphere revers to the area and around the earth where life is found

2

what can the biosphere be divided into to

*Atmosphere
*Lithosphere
*hydrosphere

3

what is found in the biosphere

various ecosystems

4

name the 5 layers of the atmosphere from top to bottom

Exsosphere
thermosphere / ionosphere
mesosphere
stratosphere
troposphere

5

explain the troposphere

the troposphere is the layer closest to the earth and it is the only layer where living organisms can survive or are found. It consists mainly of nitrogen and oxygen. other gases like hydrogen and carbon dioxide are also found in the troposphere

6

name the layers of EARTH

*crust
*mantle
*outer core
*inner core

7

what is the lithosphere

the upper part of the earths crust, whereon and wherein living organisms are found.

8

what does the lithosphere consists of

rock
soil

9

what animals does live in the lithosphere

insects
small animals
plants
microorganisms
ants
earthworms

10

name the plants in the lithosphere

potato plants
microorganisms like protozoa

11

what does protozoa do

the decomposition of dead plant and animal matter

12

what lives on top of the lithosphere

mammals
reptiles
bird
amphibian
invertebrates

13

what is the hydrosphere

the hydrosphere is composed of all the different bodies of water on earth.

14

give 6 examples of hydrospheres

Oceans
Lakes
Dams
Rivers
Underground rivers
reservoirs

15

name 2 examples of plants /animals that use water as a habitat

water lily
fish eagle

16

what does these plants/animals depend on and for what

they depend on organisms for food and nutrients

17

why do other animals need water

reproduce

18

what does micro organisms like

plankton and amoeba are found in large quantities in the hydrosphere and serve as a source of food for smaller organisms

19

name the 7 life processes

* Nutrition
*Reproduction
*Respiration
*Excretion
*Growth
*Sensitivity
*Movement