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Questions and Answers
What does biodiversity mean?
What does biodiversity mean?
- Number of organisms known
- Number of species known (correct)
- All are correct
- Types of organisms known
Which of the following statements about pollen is not correct?
Which of the following statements about pollen is not correct?
- Pollen grains of many species can germinate (correct)
- Pollen germination and pollen tube growth are regulated by chemical components of pollen interacting with those of the pistil
- Insects that consume pollen or nectar without bringing about pollination are called pollen nectar robbers
- Some reptiles have also been reported as pollinators in some plant species
Why is moss peat used as a packing material for sending flowers and live plants to distant places?
Why is moss peat used as a packing material for sending flowers and live plants to distant places?
- It is easily available
- It is hygroscopic
- It serves as a disinfectant
- It reduces transpiration (correct)
Which of the following is a correct statement about marine algae?
Which of the following is a correct statement about marine algae?
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What does periderm comprise of?
What does periderm comprise of?
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