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Onion reproduces vegetatively by bulbils.

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Important Questions on How do Organisms Reproduce

EASY
Write the advantages of natural vegetative propagation?
MEDIUM
When a broken piece of the stem of a plant X is planted in the soil, a new plant grows from it in a week's time. The leaves of plant X also have many small entities Y in the notches of their margins which can fall to the ground alone or along with leaves and grow into new plants.
Name a plant that X could be. (Jasmine/Bryophyllum/Cassava)
MEDIUM
Write a short note on vegetative propagation in leaves. 
EASY
In natural vegetative reproduction chance of survival is less
EASY
Which part of Bryophyllum plant helps it to multiply vegetatively?
MEDIUM

When a broken piece of the stem of a plant X is planted in the soil, a new plant grows from it in a week's time. The leaves of plant X also have many small entities Y in their margins which can fall to the ground alone or along with leaves and grow into new plants.

What are the entities Y present on the leaves of X known as?

EASY
Which of the following is a method of natural vegetative propagation?
HARD
In which pair both the plants can be vegetatively propagated by leaf pieces?
EASY
Which of the following is an example of a sub-aerial modification of the stem?
EASY
Explain how new Bryophyllum plants can be produced from the leaves of the old plant? Illustrate your answer with the help of a labelled diagram
MEDIUM
Bubil is the vegetative propagule in onion.
EASY
A detached leaf of Bryophyllum produces new plant. How?
MEDIUM

When a broken piece of the stem of a plant X is planted in the soil, a new plant grows from it in a week's time. The leaves of plant X also have many small entities Y in their margins which can fall to the ground alone or along with leaves and grow into new plants.

Name a plant other than X which can reproduce from its leaves and belongs to Cucurbitales order.

HARD
What is reproduction? Describe any four types of vegetative reproduction in plants.
EASY
Which one of the following methods is commonly used to maintain the genetic traits of a given plant?
MEDIUM

When a broken piece of the stem of a plant X is planted in the soil, a new plant grows from it in a week's time. The leaves of plant X also have many small entities Y in their margins which can fall to the ground alone or along with leaves and grow into new plants.

Name a kind of dormant organs present in dry stems of old grass plants lying in the fields which get activated and produce green grass plants after the rains.

MEDIUM
Find the correct match.
 
   Column-I    Column-II
 a. Stem tendrils (i) Agave
 b. Stem thorns (ii) Water hyacinth
 c. Offset (iii) Bougainvillea
 d. Bulbil (iv) Watermelon
HARD
Which one of the following is correctly matched?
MEDIUM

Illustrate the suitable diagram of Leaf of Bryophyllum with buds.

EASY
One of the methods of vegetative propagation is by cutting. In woody plants roots are readily formed