How Do Organisms Reproduce - Quiz

Variations occur as a result of (a) asexual reproduction (b) vegetative propagation (c) sexual reproduction (d) regeneration

The ability of a cell to divide into several cells during reproduction in Plasmodium is called (a) budding (b) multiple fission (c) binary fission (d) reduction division

Spirogyra reproduce by (a) budding (b) fragmentation (c) regeneration (d) fission

In Spirogyra, asexual reproduction takes place by (a) breaking up of filaments into smaller bits (b) division of a cell into two cells (b) division of a cell into many cells (d) formation of young cells from older cells.

Offspring formed by asexual method of reproduction have greater similarity among themselves because - (i) asexual reproduction involves only one parent (ii) asexual reproduction does not involve gametes (iii) asexual reproduction occurs before sexual reproduction (iv) asexual reproduction occurs after sexual reproduction (a) (i) and (ii) (b) (i) and (iii) (c) (ii) and (iv) (d) (iii) and (iv)

In Rhizopus, tubular thread like structures bearing sporangia at their tips are called (a) filaments (b) hyphae (c) rhizoids (d) none of these

Factors responsible for the rapid spread of bread mould on slices of bread are (i) large number of spores (ii) availability of moisture and nutrients in bread (iii) presence of tubular branched hyphae (iv) formation of round shaped sporangia (a) (i) and (iii) (b) (ii) and (iv) (c) (i) and (ii) (d) (iii) and (iv)

Plants like banana, rose, jasmine, orange have lost the capacity to produce (a) seeds (b) buds (c) flower (d) roots

The flower of the Hibiscus plant is (a) seeds (b) buds (c) flower (d) roots

Vegetatively propagated plants (a) seeds (b) buds (c) flower (d) roots

How Do Organisms Reproduce?