Biology
Grade-7
Easy
Question
Pick the odd one out.
Hint:
- Only one option has image of flower.
The correct answer is:
Option b
- All the other options contain fruits not the flowers as option b which has rose flower.
- All the three options contain images of fruits other than option b.
- Option b has image of rose flower.
Related Questions to study
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___________________ is the one that helps in pollination.
- Butterfly and honey bee are the examples of pollinators.
- Pollinators bring pollen grains from anther to stigma.
___________________ 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 _________________.
- Chlorophyll is the pigment responsible for green colour of plant parts.
- 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.
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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.
The red color in opuntia is due to ____________ pigment.
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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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________________ 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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_______________ 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.
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The color of the rose flower is due to _____________ pigment.
- Anthocyanins are responsible for the colour of rose.
The color of the rose flower is due to _____________ pigment.
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- Anthocyanins are responsible for the colour of rose.
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______________ gives plants their green color; it is the most prominent and prevalent pigment in plants.
- Chlorophyll is the most prominent and relevant pigment in plants.
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______________ gives plants their green color; it is the most prominent and prevalent pigment in plants.
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- Chlorophyll is the most prominent and relevant pigment in plants.
- It is responsible for the green colour of plants.
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______________ is a common carotenoid that gives sunflowers their bright yellow color.
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- Beta carotene is responsible for bright yellow colour of sunflower.
______________ is a common carotenoid that gives sunflowers their bright yellow color.
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- Beta carotene is the type of coloured pigments which gives yellow and orange colour to plant parts.
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Identify the pollinator among the following.
- Butterfly, dragonfly and honey bee all the organisms transport pollen grains from anther to stigma by sitting on one flower to another.
Identify the pollinator among the following.
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- Butterfly, dragonfly and honey bee all the organisms transport pollen grains from anther to stigma by sitting on one flower to another.
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Under the favorable conditions of light, temperature and water the ____________ begins.
- Every seed has specific conditions for it's germination.
- Some seeds need low temperature to germinate like wheat while some seeds need high temperature to germinate like cotton.
Under the favorable conditions of light, temperature and water the ____________ begins.
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- Every seed has specific conditions for it's germination.
- Some seeds need low temperature to germinate like wheat while some seeds need high temperature to germinate like cotton.
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Seed germination is slowed, and ___________ development begins when the temperature falls below a moderate level.
- Low temperature can damage seeds and Stop their germination by development of fungus in them .
Seed germination is slowed, and ___________ development begins when the temperature falls below a moderate level.
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- Low temperature can damage seeds and Stop their germination by development of fungus in them .
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______________ aids in seed rupturing and transforms insoluble food into soluble form for transfer to the embryo.
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______________ aids in seed rupturing and transforms insoluble food into soluble form for transfer to the embryo.
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- Water enters in seed cells through imbibition.
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During ________________, the water and gas-resistant seed coat inhibits water intake and oxygen exchange.
- During seed dormancy seed coat prevents it from the harsh conditions.
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During ________________, the water and gas-resistant seed coat inhibits water intake and oxygen exchange.
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- During seed dormancy seed coat prevents it from the harsh conditions.
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___________________ is an evolutionary adaptation or a situation in which seeds are unable to germinate even in ideal conditions.
- The phase in which a seed can't germinate is known as seed dormancy.
___________________ is an evolutionary adaptation or a situation in which seeds are unable to germinate even in ideal conditions.
BiologyGrade-7
- The phase in which a seed can't germinate is known as seed dormancy.
