Biology
Grade-7
Easy
Question
Birds building nest is an example of _____________________.
- Innate behavior
- Classical conditioning
- Operant conditioning
- Observational learning
Hint:
- Innate behaviour is genetically underwired in organisms.
The correct answer is: Innate behavior
Innate behaviour
- Birds building nest is an example of innate behaviour.
- Nest making is the innate behaviour of birds as it is genetically underwired in birds .
- Birds can make nest without prior experience.
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_____________ is a seasonal pattern in which animals move from one region to another.
- The seasonal pattern of movement of animals from one region to another is known as migration.
_____________ is a seasonal pattern in which animals move from one region to another.
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- The seasonal pattern of movement of animals from one region to another is known as migration.
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Innate or instinctive behavior is a term used to describe an animal's ____________ conduct
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Innate or instinctive behavior is a term used to describe an animal's ____________ conduct
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- Innate behaviour is naturally fitted in organisms which can be performed by them without any prior experience.
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The study of animal behavior is referred to as _________________.
- Ethology is the study of animals behaviour in their environment.
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- Ethology is the study of animals behaviour in their environment.
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_____________ can also be defined as a change in an organism's activity as a result of a stimulus, an external or internal trigger (signal), or a combination of triggers.
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- Animal behaviour can be defined as a stimulus that can be internal or external.
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________________________ are responsible for the vibrant reds, purples, blues, and pinks in flowers.
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- Anthocyanins are the pigments responsible for pink, red, purple and blue colour of flowers.
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The _____________ of the plant to which it belongs determines the color of a flower.
- Genome is a set of DNA instructions in a cell that determines all characteristics of a cell.
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- Genome is a set of DNA instructions in a cell that determines all characteristics of a cell.
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One of the most effective ways to attract beneficial insects to your yard is to plant flowers. These include not only pollinators but also those that kill other hazardous insects.
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One of the most effective ways to attract beneficial insects to your yard is to plant flowers. These include not only pollinators but also those that kill other hazardous insects.
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- Flowers have different attractive colours that help them to attract different insects.
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Pick the odd one out.
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- All the three options contain images of fruits other than option b.
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___________________ is the one that helps in pollination.
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___________________ is the one that helps in pollination.
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- Butterfly and honey bee are the examples of pollinators.
- Pollinators bring pollen grains from anther to stigma.
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The green color in sepals of a flower is due to _________________.
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- Sepals present under flowers contains green coloured pigment called chlorophyll.
The green color in sepals of a flower is due to _________________.
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- Chlorophyll is the pigment responsible for green colour of plant parts.
- Sepals present under flowers contains green coloured pigment called chlorophyll.
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The red color in opuntia is due to ____________ pigment.
- The red colour in opuntia is due to the presence of betalains.
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- The red colour in opuntia is due to the presence of betalains.
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________________ a kind of flavonoid, and are also responsible for the brown color of tea.
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- Tannin is present in tea which is responsible for brown colour of the tea.
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Pigments are molecules that absorb or reflect specific ___________ of light selectively.
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- Pigments are molecules that absorb or reflect a specific wavelength of light selectively.
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_______________ are reproductive parts of a plant.
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_______________ are reproductive parts of a plant.
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- Flowers are present in plants as reproductive parts.
- Flowers have anthers as male reproductive part and stigma as female reproductive part.
