science
Grade-5
Easy
Question
The driving force of the ecosystem is
- Carbohydrates in plants
- Biomass
- Producer
- Solar energy
The correct answer is: Solar energy
The energy obtained by the sun is called solar energy. It is the driving force of the ecosystem.
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The organisms at the base of the food chain are
The organisms at the base of the food chain are
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Balanced ecosystems maintain a flow of materials and_____
Balanced ecosystems maintain a flow of materials and_____
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In this pyramid, _____organism stores the least amount of energy.
In this pyramid, _____organism stores the least amount of energy.
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The decomposers are not considered in any of the pyramids even though they form an important part of the various ecosystem.
The decomposers are not considered in any of the pyramids even though they form an important part of the various ecosystem.
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To compare the functional role of the trophic levels in an ecosystem, the energy pyramid is more suitable.
To compare the functional role of the trophic levels in an ecosystem, the energy pyramid is more suitable.
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The pyramid consists of a number of horizontal bars depicting specific trophic levels.
The pyramid consists of a number of horizontal bars depicting specific trophic levels.
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In a food pyramid, how much energy is lost from trophic level to trophic level?
In a food pyramid, how much energy is lost from trophic level to trophic level?
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What product of photosynthesis supplies energy for life forms?
What product of photosynthesis supplies energy for life forms?
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Plants are called producers because they 'produce' food in the form of carbohydrates during
Plants are called producers because they 'produce' food in the form of carbohydrates during
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The food producer forms the base of the pyramid, and the top carnivore forms the tip.
The food producer forms the base of the pyramid, and the top carnivore forms the tip.
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The ecological pyramids are of three categories; the pyramid of numbers, the pyramid of _____, and the pyramid of energy.
The ecological pyramids are of three categories; the pyramid of numbers, the pyramid of _____, and the pyramid of energy.
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The energy pyramid is inverted.
The energy pyramid is inverted.
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The energy pyramid is usually larger at the bottom, but it reduces in size and becomes smaller as it goes up.
The energy pyramid is usually larger at the bottom, but it reduces in size and becomes smaller as it goes up.
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Energy transfers are always 100% efficient.
Energy transfers are always 100% efficient.
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The first law of thermodynamics says energy can be transformed from one form to another.
The first law of thermodynamics says energy can be transformed from one form to another.
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