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प्रश्न
Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:
Pollen grain, male gamete, female gamete, ovary.
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उत्तर
Diagram of pistil showing formation of pollen tube
संबंधित प्रश्न
A student has to perform the experiment "To identify the different parts of an embryo of a dicot seed." Select from the following an appropriate group of seeds:
(a) Pea, gram, wheat
(b) Red kidney bean, maize, gram
(c) Maize, wheat, red kidney bean
(d) Red kidney bean, pea, gram
Fill in the following blank with suitable word :
The.......... at the base of the carpel contains egg cells.
What type of plants reproduce by sexual reproduction method?
State whether the following statement is true (T) or false (F):
Flowers which possess stamens and carpel are called unisexual.
What is phototropism?
List any two differences between pollination and fertilization.
Which of the following is the outermost protective layer of anther?
The seed that contains the future plant is called the ______
Is the chromosome number of zygote, embryonal cells and adult of a particular organism always constant? How is the constancy maintained in these three stages?
What is puberty?
