Plant Kingdom-Data Intensity 2 Multiple Questions and Answers.




6.Which among the following are called as salad leaves?
A. Ulothrea
B. Ulva
C. Chladophora
D. Spirogyra

7.Which among the following are incorrect about volvox?
A. Volvox grow in colonies
B. The structure that connects them are called cytoplasmic bridges
C. Daughter colonies of volvox grow inside the parent colony
D. They are immobile due to absence of flagellum

8.The inner cell wall in spirogyra is made up of _?
A. Pectin
B. Cellulose
C. Chitin
D. Lipids

9.Which of the following modes are used by spirogyra to reproduce?
A. Fragmentation
B. Multiple fission
C. Spore formation
D. Binary fission

10.During unfavourable conditions, the outer layer that is formed in chlamydomonas is called as ?
A. Cyst
B. Nuclear membrane
C. Cell wall
D. Cellular membrane

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