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प्रश्न
The students of a class were asked by the teacher to study the different parts of an embryo of an angiosperm. Given below are the essential steps for the experiment :
A. Soak the seeds in plain water and keep them overnight.
B. Cut open the soaked seed and observe its different parts.
C. Take some healthy seeds in a petri-dish.
D. Drain the excess water, cover the seeds with a wet cotton cloth and leave them as it is for a day.
The correct sequence of these steps is
(a) C, A, D, B
(b) C, D, A, B
(c) A, C, D, B
(d) A, C, B, D
उत्तर
The correct sequence for this experiment should be
C→A→ D → B
Hence, the correct answer is option (a).
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संबंधित प्रश्न
Explain the terms 'cross-pollination'?
Name the part of a seed which contains stored food.
Put a tick mark (✓) against the correct alternative in the following statement
Pollen is produced in the:
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:
Pollen grain, male gamete, female gamete, ovary.
Describe an activity to demonstrate phototropism.
What is cleistogamy? Write one advantage and one disadvantage of it, to the plant.
The male reproductive part of a flower is ______.
In which part of the flower germination of pollen grains takes place?
Type of sexual reproduction is ______.
