Question : Which of the following statements is correct?
Option 1: The transport of male gametes in Gymnosperms occurs through water.
Option 2: The transport of male gametes in bryophytes and pteridophytes occurs through water.
Option 3: The transport of male gametes in bryophytes and pteridophytes occurs through air.
Option 4: The transport of male gametes in angiosperms occurs through water.
Correct Answer: The transport of male gametes in bryophytes and pteridophytes occurs through water.
Solution : The correct answer is The transport of male gametes in bryophytes and pteridophytes occurs through water.
The transport of male gametes in bryophytes and pteridophytes occurs through water. The male gametes of bryophytes and pteridophytes are motile and can swim through water with the help of their flagella. They are transferred to the female reproductive organ for fertilisation.
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Question : Which among the following are called the amphibians of the plant kingdom?
Option 1: Gymnosperms
Option 2: Pteridophytes
Option 3: Bryophytes
Option 4: Liverworts
Question : Cycas is an example of which of the following plant phylum?
Option 1: Pteridophyta
Option 2: Angiosperms
Option 3: Gymnosperms
Option 4: Bryophyta
Question : One of the ______, the giant redwood tree Sequoia, is one of the tallest tree species.
Option 1: mosses
Option 2: pteridophytes
Option 3: liverworts
Option 4: gymnosperms
Question : During fertilisation in living beings, the fusion of male and female gametes takes place to form a cell called:
Option 1: Zygote
Option 2: Ovum
Option 3: Embryo
Option 4: Sperm
Question : Which among the following industries was not in Schedule A of Industrial Policy 1956?
Option 1: Air transport
Option 2: Mining of salt
Option 3: Mineral oils
Option 4: Iron and steel
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