Plant and Animal reproduction

State the name of the structure labelled G

• Stigma

• Anther

• Filament

• Style

The diagram shows a cross section through an anther, the part labelled A represents

• Vascular bundle

• Tapetum

• Epidermal layer

• Pollen mother cells

Mechanism display by plants inorder to promote cross pollination, in which a plant may have separate male and female flower on the same plant is termed as

• Dioecious

• Monoecious

• Hermaphrodite

• Protoandry

Which of the following will ultimately give rise to the testa after the ovule is fertilized

• integument

• Nucellus

• Funicle

• Antipodal cells

By what process does the generative nucleus divides by to form two male nuclei in transit to the ovule

• Mitosis

• Meiosis

• DNA replication

• Binary fission

Through what structure does the pollen grows during fertilization

• Filament

• Style

• Petals

• Receptacle

The thick outer layer of pollen grain is called

• Exine

• Intine

• Pit

• Epidermis

Which of the following accurately describe Protogyny

• Anthers mature before stigma

• Stigma matures before anther

• A plant has separate female and male flower

• There are separate male and female plants

Which of the following does NOT promote cross-pollination?

• Cleistogamy

• Protogyny

• Protandry

• Self-incompatibility

In plants, the ovary is BEST described as the

• tip of a carpel

• basic unit of the gynoecium

• swollen base of a single carpel

• female reproductive parts of the flower