Question
Biology Question on sexual reproduction in flowering plants
Winged pollen grains are present in
A
Pinus
B
Mustard
C
Mango
D
Cycas
Answer
Pinus
Explanation
Solution
Winged pollen grains are present in Pinus. In Pinus, the outer exine is extended on two lateral sides to form the wings of pollen. Pollen grains are the male gametophytepresent in the anther of flowering plants.
For cycas and pinus, wind is the pollinating agent but the pollens of cycas are dry, light and round-shaped. The pollens of mango and mustard are sticky and heavy. In these plants, pollination is carried out by insects.
Therefore, option A is the correct answer.
Discover More From Chapter:Sexual Reproduction in Flowering Plants