Biology
Grade-7
Easy
Question
Living and non-living elements, or biotic and abiotic elements, ____ in ecosystems
- Do not exist
- Co-exist
- Do not co operate
- Never stay together
Hint:
- There are so many non living things like water which are necessary for living things.
The correct answer is: Co-exist
Co-exist
- Living and non living elements or biotic and abiotic elements, co-exist in ecosystem.
- An ecosystem is made up of interactions between biotic and abiotic elements.
- In an ecosystem, both living and non living things co-exist and fulfill requirements of each other.
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What is an ecosystem?
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What is an ecosystem?
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- Pond is an example of ecosystem.
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State true or false.
More competitive individuals are forced to go elsewhere to find resources, and if the more competitive animals leave, the displaced individuals will return.
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More competitive individuals are forced to go elsewhere to find resources, and if the more competitive animals leave, the displaced individuals will return.
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Less competitive individuals are forced to go elsewhere to find resources in which type of competition?
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What is interference competition?
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The above example is of which of the following competition?
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The above example is of which of the following competition?
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What is the indirect competition?
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Two bull moose battle for access to a single female.
The above example is of which competition?
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The above example is of which competition?
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Which of the following is the direct competition?
Which of the following is the direct competition?
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When different species compete with each other, usually for more specific requirements like mates and nesting/denning sites, it is called _____ competition.
When different species compete with each other, usually for more specific requirements like mates and nesting/denning sites, it is called _____ competition.
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_______approach may also be taken, responding to the competition head-on, or a defensive approach, making modifications to increase their chances of survival and reproduction.
_______approach may also be taken, responding to the competition head-on, or a defensive approach, making modifications to increase their chances of survival and reproduction.
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Competition doesn't only occur in the animal world; _________too compete with each other for limited resources like adequate sunlight, soil nutrients, and freshwater to survive.
Competition doesn't only occur in the animal world; _________too compete with each other for limited resources like adequate sunlight, soil nutrients, and freshwater to survive.
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How to avoid the competition?
How to avoid the competition?
BiologyGrade-7
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Males may compete over an existing territory, available females, nesting sites, or breeding rights in a social hierarchy.
The above example is which type of behaviour?
Males may compete over an existing territory, available females, nesting sites, or breeding rights in a social hierarchy.
The above example is which type of behaviour?
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