FRUITS

Question 1

Dramatic changes in the flower occur after

Answer 1

the union of gametes

Question 2

results in the embryonic plant

Answer 2

fertilization of the egg

Question 3

stores food for the embryonic plant and becomes the seed

Answer 3

ovule

Question 4

becomes mature and changes to the fruit

Answer 4

ovary

Question 5

develop mechanisms to facilitate seed dispersal

Answer 5

fruits

Question 6

fruit wall thick and can be differentiated into three layers

Answer 6

pericarp

Question 7

pericarp three layers

Answer 7

exocarp (outer layer), the mesocarp (the middle layer) and the endocarp (inner layer.)

Question 8

Fruits can be classified based on its origin:

Answer 8

1. Simple fruits
2. Aggregate fruits
3. Multiple fruits

Question 9

is derived from a single ovary (consisting of one or several fused carpels) of one flower (ex. Banana)

Answer 9

Simple fruits

Question 9

originates from one flower with many ovaries (ex. Sugarapple (“atis”))

Answer 9

Aggregate fruits

Question 9

different types of simple fruits can be further classified according to the texture of the mature pericarp or the fruit wall

Answer 9

A. Fleshy fruits
B. Dry fruits

Question 9

several flowers of an inflorescence crowded together on one stem (ex. Pineapple)

Answer 9

Multiple fruits

Question 9

characterized by a dry pericarp at maturity. It can either be dehiscent or indehiscent.

Answer 9

dry fruits

Question 10

a pulpy fruit throughout from one or more carpels that develops few to many seeds.

Answer 10

Berry

Fleshy fruits

Question 10

characterized by a succulent fruit wall.

Answer 10

Fleshy fruits

Question 10

a fruit from several carpels with inner pulp juice sacs or vesicles enclosed in leathery rind.

Answer 10

Hesperidium

Fleshy fruits

Question 10

the pericarp is thick and the rind is hard.

Answer 10

Pepo

Fleshy fruits

Question 11

one-seeded fruit with the pericarp distinctly divided into thin skin-like exocarp, thick fleshy mesocarp and hard, stony endocarp.

Answer 11

Drupe

Fleshy fruits

Question 12

fleshy part of the fruit develops from the receptacle of the flower. It is usually characterized by a papery pericarp.

Answer 12

Pome

Fleshy fruits

Question 13

Dry fruits classification

Answer 13

dehiscent or indehiscent.

Question 14

fruit splits open along definite seams at maturity and may contain several seeds

Answer 14

Dehiscent fruits

Question 15

has one carpel and splits along two seams.

Answer 15

Dehiscent fruits

Legume/ pod

Question 16

has one carpel and splits along one seam.

Answer 16

Dehiscent fruits

Follicle

Question 17

fruit of two or more united carpels and splits in a variety of ways.

Answer 17

Dehiscent fruits

Capsule

Question 18

fruit of two fused carpels that separate, leaving a persistent wall between them.

Answer 18

Dehiscent fruits Silique

Question 19

do not open along definite seams or points when mature. These usually contain only one or two seeds. Some types of indehiscent fruits are:

Answer 19

Indehiscent fruits

Question 20

one seed can be separated from the ovary wall except at point of attachment to the inside of the pericarp.

Answer 20

Achene

Question 21

one seeded the coat of which is completely fused to the inner surface of the pericarp.

Answer 21

Caryopsis/ Grain

Question 22

an achene-like fruit with wing-like outgrowth.

Answer 22

Samara

Question 23

one seeded fruit similar to achene but with a very hard and thick pericarp.

Answer 23

Nut

Question 24

Some fruits may develop from floral parts other than the ovary. These parts are often fused to the ovary and are so well developed that they constitute the major part of the fruit.

Answer 24

true

Question 25

the arrangement of ovules on the placenta

Answer 25

placentation

Question 26

placentation

Answer 26

1. Axile 2. Parietal 3. Free-central 4. Marginal 5. Basal

Question 27

ovules are attached to a central axis in compartmentalized ovary.

Answer 27

1. Axile

Question 28

ovules are found along the walls of a uniloculate ovary. (Ex: Papaya)

Answer 28

2. Parietal

Question 29

ovules are attached to a central axis of a uniloculate ovary

Answer 29

3. Free-central

Question 30

There is only one elongated placenta on one side of the ovary, as ovules are attached at the fusion line of the carpel's margins

Answer 30

4. Marginal

Question 31

The placenta is at the base (bottom) of the ovary

Answer 31

5. Basal

Question 32

one sperm fertilizes egg to make zygote; other fertilizes polar bodies to make 3N endosperm (used for food)

Answer 32

double fertilization