Podcast
Questions and Answers
Perennial weeds can only multiply through seed production.
Perennial weeds can only multiply through seed production.
False (B)
Seeds are vital to species with vegetative methods of propagation.
Seeds are vital to species with vegetative methods of propagation.
True (A)
Annual weeds always complete their life cycle within one year.
Annual weeds always complete their life cycle within one year.
True (A)
Biennial species flower in their first season.
Biennial species flower in their first season.
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Some annuals can flower in as little as 6 weeks from germination.
Some annuals can flower in as little as 6 weeks from germination.
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Weed plants have a tendency to shed seeds in the field, which become a source of infestation in the future years. True or False?
Weed plants have a tendency to shed seeds in the field, which become a source of infestation in the future years. True or False?
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Weed seeds lying at more depth in the soil will germinate earlier than those present in the top soil zone. True or False?
Weed seeds lying at more depth in the soil will germinate earlier than those present in the top soil zone. True or False?
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Commelina benghalensis weed places its seeds directly inside the soil because it produces both aerial and underground flowers and seeds. True or False?
Commelina benghalensis weed places its seeds directly inside the soil because it produces both aerial and underground flowers and seeds. True or False?
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Seeds of Rumex spp. show 63-90 percent germination up to 2-7 years with 30 cm deep burial. True or False?
Seeds of Rumex spp. show 63-90 percent germination up to 2-7 years with 30 cm deep burial. True or False?
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In perennial weeds, the viable seed production capacity is very limited. True or False?
In perennial weeds, the viable seed production capacity is very limited. True or False?
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