Modes of Reproduction in Lower Organisms

The desirable characters of parents can be retained in offspring by

Which of the following plants are grown by vegetative propagation?

Hydra reproduces by the process of binary fission.

'X' is an asexual mode of reproduction in organisms. Here, the nucleus of the organism divides repeatedly to form a number of equal-sized daughter nuclei and each daughter nuclei break away together with a small portion of the cytoplasm. It is found in Plasmodium. The type of reproduction mentioned as 'X' is

'X' mode of reproduction is the process of producing new organism from a single parent without the involvement of sex cells. Four modes of this type of reproduction are 'A' in Amoeba, 'B' in Spirogyra, 'C' in Planaria and 'D' in Hydra. The mode of reproduction used by Amoeba is _____. (Fragmentation/Binary fission)

What are the means of reproduction in unfavourable conditions?
Budding
Multiple fission
Spore formation
Fragmentation
 

How do the following organisms reproduce?

(a) Hydra (b) Yeast (c) Planaria (d) Rhizopus

Parthenogenesis can be observed in _____.

In which artificial method of vegetative propagation, scion and stock is involved.

Binary fission and Budding are the examples of _____ reproduction.

All the animals follow the _____ mode of nutrition.

Explain the terms scion and stock and mention the advantages of grafting. 

What is vegetative propagation? 

Enlist the advantages of vegetative propagation.

In grafting, the rooted plant is used as a 

In vegetative reproduction, when two different individuals participate then it is called

What is budding?

Name the thread like non-reproductive structures present in Rhizopus.

Name the following:

'Blobs' that develop at the tips of the non-reproductive threads in Rhizopus.

Which part of Bryophyllum plant helps it to multiply vegetatively?