Question

Select the incorrect statement w.r.t. the features of
Spirogyra.
1)it produces motile gametes which are similar
in size
2)Major photosynthetic pigments are
chlorophyll a and chlorophyll b
3)Stored food is in the form of starch
4)Vegetative reproduction is usually by
fragmentation​

Answer 1

Answer:

(d) Vegetative reproduction is usually fragmentation

Answer 2

Incorrect statement:

Spirogyra produces motile gametes which are similar in size.

Correct statement:

Spirogyra produces non-motile gametes which are similar in size.

Explanation:

Spirogyra is non flagellated green algae hence, non motile.