Biology
Grade-7
Easy
Question
Germination can sometimes come to a halt when the temperature rises above a certain point.
- True
- False
Hint:
- Every seed needs a specific range of temperature to germinate.
The correct answer is: True
True
- Germination can sometime come to a halt when the temperature rises above a certain point.
- A seed can't germinate in harsh conditions.
- A specific range of temperature should be there for seed germination.
Related Questions to study
Biology
Pick the odd one out.
- Plumule makes shoot system.
- Leaves are also a part of shoots.
Pick the odd one out.
BiologyGrade-7
- Plumule makes shoot system.
- Leaves are also a part of shoots.
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Match the following:
- Temperature a. Hydration
- Light b. 25 to 30 ℃
- Oxygen c. Sunshine
- Water d. Aerobic respiration
- Water, oxygen, temperature and light , all the four things are important in germination of seed.
Match the following:
- Temperature a. Hydration
- Light b. 25 to 30 ℃
- Oxygen c. Sunshine
- Water d. Aerobic respiration
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- Water, oxygen, temperature and light , all the four things are important in germination of seed.
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After activation of enzymes in a seed, the metabolic phase begins; this phase I called ___________.
- After imbibition activation of enzymes starts and after the activation lag phase is started.
After activation of enzymes in a seed, the metabolic phase begins; this phase I called ___________.
BiologyGrade-7
- After imbibition activation of enzymes starts and after the activation lag phase is started.
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The seed cell becomes metabolically active, elongates, and divides in the last stage of seed germination, giving rise to the ____________.
- Cells grow , elongate and then decide in last stage of seed germination to give rise seedling.
The seed cell becomes metabolically active, elongates, and divides in the last stage of seed germination, giving rise to the ____________.
BiologyGrade-7
- Cells grow , elongate and then decide in last stage of seed germination to give rise seedling.
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Pick the odd one out.
- Minerals are required for growth of plant but the other three options are necessary elements for seed germination.
Pick the odd one out.
BiologyGrade-7
- Minerals are required for growth of plant but the other three options are necessary elements for seed germination.
Biology
Pick the odd one out.
- Radicle makes root system in seed germination.
- Plumule forms shoot system in seed germination.
Pick the odd one out.
BiologyGrade-7
- Radicle makes root system in seed germination.
- Plumule forms shoot system in seed germination.
Biology
Pick the odd one out.
- The odd option is 'c' because all the other options are showing seed germination while it is showing germination of leaves on an old plant.
Pick the odd one out.
BiologyGrade-7
- The odd option is 'c' because all the other options are showing seed germination while it is showing germination of leaves on an old plant.
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Undeveloped or immature embryo seeds do not _________________.
- Seeds go into dormant state after development untill they don't get appropriate and suitable conditions for germination.
Undeveloped or immature embryo seeds do not _________________.
BiologyGrade-7
- Seeds go into dormant state after development untill they don't get appropriate and suitable conditions for germination.
Biology
Undeveloped or immature embryo seeds do not _________________.
- Seed of germination is resulted in plant formation.
Undeveloped or immature embryo seeds do not _________________.
BiologyGrade-7
- Seed of germination is resulted in plant formation.
Biology
When the temperature falls below a moderate level, seed germination speed ___________.
- Seed can't germinate untill it get appropriate and suitable conditions.
When the temperature falls below a moderate level, seed germination speed ___________.
BiologyGrade-7
- Seed can't germinate untill it get appropriate and suitable conditions.
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Water helps in softening the _______________.
- Water is absorbed by seeds through imbibition so that the seed coat can be soft.
Water helps in softening the _______________.
BiologyGrade-7
- Water is absorbed by seeds through imbibition so that the seed coat can be soft.
Biology
The seed absorbing water causing swelling and softening of the seed coat at an ideal temperature is called _______________.
- Imbibition causes swelling and softening of seed coat.
The seed absorbing water causing swelling and softening of the seed coat at an ideal temperature is called _______________.
BiologyGrade-7
- Imbibition causes swelling and softening of seed coat.
Biology
Many seeds are not able to germinate unless they are exposed to ____________.
- Some seeds need sunlight to germinate as they need high temperature.
- Seeds can't germinate untill they don't get appropriate conditions.
Many seeds are not able to germinate unless they are exposed to ____________.
BiologyGrade-7
- Some seeds need sunlight to germinate as they need high temperature.
- Seeds can't germinate untill they don't get appropriate conditions.
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The embryo grows rapidly, rupturing the covering layers and allowing the __________ to emerge.
- Radicle is the part of an embryo which forms root system in seed germination.
The embryo grows rapidly, rupturing the covering layers and allowing the __________ to emerge.
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- Radicle is the part of an embryo which forms root system in seed germination.
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______________ forms the shoot system in seed germination.
- Plumule is the shoot making part in seed germination.
______________ forms the shoot system in seed germination.
BiologyGrade-7
- Plumule is the shoot making part in seed germination.
