Reproductive Plant Organs

Question 2

Production of offspring from vegetative organs

Answer 2

Asexual reproduction

Question 3

Production of offspring from union of gametes

Answer 3

Sexual reproduction

Question 4

Cost and benefit of asexual reproduction

Answer 4

Easy to propagate, not adaptable

Question 5

Cost and benefit of sexual production

Answer 5

Requires union, variation, adaptable

Question 6

Parts of flower

Answer 6

calyx (sepals), corolla (petals), perianth, stamen, gynoecium

Question 7

Has four floral parts

Answer 7

Complete flower

Question 8

Has one or two missing floral part

Answer 8

Incomplete flower

Question 9

Two positions of ovary

Answer 9

Superior, inferior (what’s the diff?)

Question 10

Perfect flower

Answer 10

Stamen and pistil both present

Question 11

Imperfect flower

Answer 11

Lacks one sex organ

Question 12

Flowr that has similar size and shape, has radial symmetry

Answer 12

Actinomorphic

Question 13

Flowr that has unequal size and shape, has bilateral symmetry

Answer 13

Zygomorphic

Question 14

Staminate and pistilate are on the same plant

Answer 14

Monoecious

Question 15

Have staminate OR pistilate

Answer 15

Dioecious

Question 15

Problem of plants

Answer 15

They are sessile/immobile

Question 16

It’s the megasporocyte (megaspore mother cell)

Answer 16

Ovary

Question 17

Egg development

Answer 17

Ovary- meiosis - megaspore (4, only one survives) - mitosis - egg

Question 18

Pollen development

Answer 18

Microsporocyte - pollen grain - male gametophyte - stigma - pollen tube growth - fertilization - zygote - seed growth - germination

Question 19

Types of placentation

Answer 19

Parietal, marginal, axial, locule

Question 20

Unfused carpel

Answer 20

Apocarpus

Question 21

Fused carpel

Answer 21

Syncarpus

Question 22

The transfer from stamen to stigma

Answer 22

Pollination

Question 23

2 types of vectors/agents of pollination

Answer 23

Abiotic (undirected = wastage) and biotic (directed)

Question 24

It is the stalk attached to the cell wall

Answer 24

Placental tissue

Question 25

How is an angiosperm created

Answer 25

Double fertilization (egg+sperm =zygote and polar nuclei+sperm)

Question 26

Triploid tissue that is the source of food

Answer 26

Endosperm

Question 27

Summary of fertilization

Answer 27

Pollen tube growth, double fertilization, zygote - embryo, central cell - endosperm, ovule - seed, ovary - fruit

Question 28

What is a seed and what does it contain?

Answer 28

Matured ovule; plant embryo, food supply, seed coat

Question 29

It contains a well- formed multicellular plant embryo

Answer 29

Embryo

Question 30

Other name for embryo

Answer 30

Germ

Question 31

This triploid can be the food source

Answer 31

Endosperm

Question 32

Outer layer of seed; forme from the integument

Answer 32

Seed coat

Question 33

Has a single fertilization; food source is the haploid megagametophyte

Answer 33

Gymnosperm seed

Question 34

Dicot vs monocot

Answer 34

Dicot - 2 cotyledon Monocot - 1 cotyledon

Question 35

Mature ripened ovary

Answer 35

Fruit

Question 36

Fruit/ ovary wall

Answer 36

Pericarp

Question 37

Parts of pericarp

Answer 37

Exocarp, mesocarp, endocarp

Question 38

Develops from single ovary of a single flower

Answer 38

Simple fruit

Question 39

Two types of simple fruit

Answer 39

Fleshy or dry

Question 40

Simple fleshy fruit that has a soft fruit wall; fleshy at maturity; slimey inside; ex: banana, grapes, tomato

Answer 40

Berry

Question 41

Simple fleshy fruit that Has tough leathery rind ex: pomelo, orange

Answer 41

Hespiridium

Question 42

Simple fleshy fruit that has souft outer and hard inner ex: mango, avocado

Answer 42

Drupe

Question 43

Simple fleshy fruit that has tough outer rind ex: pakwan, pumpkin, melon

Answer 43

Pepo

Question 44

Simple fleshy fruit that has a fleshy part that developed from enlarged base of perianth which fused with ovary wall ex: pear, apple

Answer 44

Pome

Question 45

2 types of simple dry fruits

Answer 45

Dehiscent and indehescent

Question 46

Dehiscent fruit that slits open along several seams ex: cotton, durian

Answer 46

Capsule

Question 47

Dehiscent fruit that opens along one suture to release seed ex: milkweed

Answer 47

Follicle

Question 48

Dehiscent fruit that splits open along 2 sutures leaving a persistent wall ex: fruit cabbage

Answer 48

Silique

Question 49

Types of dehiscent fruit

Answer 49

Capsule, follicle, silique, legumes

Question 50

Dehiscent fruit that open along 2 seams ex: peapods, peanut, beans

Answer 50

Legumes

Question 51

Indehescent fruits ______

Answer 51

Do not open at maturity

Question 52

Types of indehiscent fruit

Answer 52

Caryopsis, nuts, achene, cypsela, samara, schizocarp

Question 53

Two types of compound fruits

Answer 53

Aggregate and multiple

Question 54

Indehescent fruit that Has a seed coat fused to ovary wall

Answer 54

Caryopsis

Question 55

Indehescent fruit that has a single ovary wall and seed coat remain separate; hard ovary wall

Answer 55

Nuts

Question 56

Indehescent fruit that has a single seed which is attached to one point of pericarp ex: strawberry

Answer 56

Achene

Question 57

Indehescent fruit that is like achene

Answer 57

Cypsela

Question 58

Indehescent fruit that has wings

Answer 58

Samara

Question 59

Indehescent fruit that splits open and exposes one seeded indehescent segment

Answer 59

Schizocarp

Question 60

Compound fruit that Develops from One flower with many separate pistils, all ripening simultaneously ex: strawberry, raspberry

Answer 60

Aggregate

Question 61

Compound fruit that develops from ovaries of several flowers fused together on same stalk ex: pineapple, jackfruit

Answer 61

Multiple fruit