Exam 6: Plant Life Cycle: Fruits and Seeds

Botanically,nuts are one-seeded fruits with hard,stony pericarps,such as acorns and hazelnuts.

Abscisic acid is an inhibitor hormone that promotes dormancy in seeds and buds.It is also involved in regulating water balance in plants by causing stomata to close.

Abscisic acid works by stimulating which of the following?

Although widely cultivated in California and Florida today,oranges and other citrus fruits are native to Brazil.

Malus pumila is the scientific name of which of the following?

The SEEDS project demonstrated that conditions of weightlessness and exposure to cosmic radiation were inhibitory to the germination of tomato seeds.

You discover a fleshy fruit that developed from a single flower with multiple carpels.How would you classify your fleshy fruit?

Phototropism is a growth response to gravity.

Tomatoes belong to the mostly poisonous ________ (solanaceous)family.

You discover a fleshy fruit with a thin exocarp,fleshy mesocarp,and hard stony endocarp.What type of fruit have you discovered?

Achenes,nuts,and grains are all types of dry ________ fruits.

What caused the nearly total demise of the American chestnut tree?

Castanea dentata is the scientific name of which of the following?

________ are fruits from tropical Asia which are known as much for their heavenly taste as for their foul smell.

Gibberellin works by stimulating which of the following?

Application of abscisic acid will cause leaves to drop from trees.

You discover a fleshy fruit with a tough,leathery rind and internal juice sacs each containing a single seed.You have discovered a

The "Apple of Peru" is called which of the following?

If ________ is applied to a dwarf plant variety it will grow to a normal height for that variety.

The juice of the ________ may dangerously elevate blood levels of certain prescription drugs.