Plant Structure MCQs with Answers

Geitonogamy is ?

• A.Transfer of pollen grains from the anther to the stigma of another flower of the same plant
• B.Transfer of pollen grains from the anther to the stigma of the same flower
• C.Transfer of pollen grains from the anther to the stigma of a flower on a different plant of the same species
• D.Transfer of pollen grains from the anther to the stigma of a flower of a different species

Cellulose is an important structural component of the of green plants.

• A.Primary cell wall
• B.Secondary cell wall
• C.Middle lamella
• D.Plasma membrane

The swelling of structure due to absorption of water is called _?

• A.Plasmolysis
• B.Osmosis
• C.Diffusion
• D.Imbibition

The part of plant involved in producing the next generation is _?

• A.Stem
• B.Leaf
• C.Flower
• D.Root

In which type of pollination do mature pollen grains transfer from the anther of one flower to the stigma of the same flower or to another/different flower of the same plant?

• A.Self Pollination
• B.Cross Pollination
• C.Artificial Pollination
• D.Double Fertilization

Such inflorescence in which main axis is elongated and bears sessile flower is called ?

• A.Raceme
• B.Spike
• C.Corymb
• D.Umbel

Megaspore mother cell undergoes division which is a _?

• A.Mitotic
• B.Meiotic
• C.Amitotic
• D.Binary fission

Tyloses are:

• A.Structures in xylem vessels
• B.Structures in phloem sieve tubes
• C.Fungal growths on roots
• D.None of these

In plants growth involve _?

• A.Cell division only
• B.Cell elongation only
• C.Cell maturation only
• D.All of these

Which plant tissue is responsible for the passage of water?

• A.Phloem
• B.Xylem
• C.Cambium
• D.Epidermis