Organisms and their environment | Baamboozle - Baamboozle

A food chain shows the transfer of 1._______ from one organism to the next, beginning with a 2._________, which obtains its energy from the 3. __________.

1. energy / 2.producer / 3. sun

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Which conditions favour the population growth?

Food supply, resources, health, education...

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boom

Lose 50 points!

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magnet

Take 20 points!

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shark

Other team loses 25 points!

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lifesaver

Give 10 points!

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trap

No points!

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shark

Other team loses 15 points!

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fairy

Take points!

thief

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Which factors limit the population growth?

Predation, competition for resources, famine, wars,diseases ...

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How is the relation between the BIRTH RATE and DEATH RATE when a population increases in size?

Birth rate > death rate

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Identify the nutrient cycle represented on the picture and name at least 4 of its processes.

Carbon cycle. Processes:Photosynthesis, Decay, Respiration, Fossilisation, Combustion.

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Name the 2 processes that ADD nitrates to the soil

1. Nitrifying bacteria 2. Nitrogen-fixing bacteria

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A _____ __ ______ has levels which represent the number of each species in a food chain.

pyramid of numbers

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Define the term COMMUNITY

A group of different populations of different species in an ecosystem / Populations of different species

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A _______ is an organism that gets its energy from dead or waste organic.

decomposer

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Define the term POPULATION

A group of organisms of one species, living and interacting in the same area at the same time.

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Name the 3 processes that REMOVE nitrates from the soil.

1. Uptake by plants, 2. Leaching, 3. Denitrifying bacteria

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Define the term ECOSYSTEM

A biological system that contains a COMMUNITY of organisms together with non-living parts of the envirnment, interacting together.

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monster

Reset all scores!

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star

Double points!

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rocket

Go to first place!

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thief

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In a 1._____ _ ______, we represent the energy at each trophic level. The producers at the bottom, have the _____ amount of enery.

1. pyramid of energy / 2. greatest, largest

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