Deck 12: Fruit Tree Rootstocks and Propagation Methods

Question 1

Quince is a common rootstock for

A)Peach
B)Plum
C)Pear
D)Pomegranate

Answer 1

Pear

Question 2

Parienth is the fnion of

A)Calyx and Corolla
B)Pedicel and Thalamus
C)Stamen and Stigma
D)Style and Ovary

Answer 2

Calyx and Corolla

Question 3

Spur is defined as

A)Mature productive wood
B)Inmature juvenile wood
C)a & b
D)Mature wood with rosette head

Answer 3

Mature wood with rosette head

Question 4

Chimera refers to

A)Somatic cell fusion
B)Gametic cell fusion
C)Undiffereciated cell
D)None

Question 5

Metaxenia is the impact of

A)Pollen on seed
B)Pollen on fruit
C)Pollen on ovule
D)Pollen on ovary

Question 6

Senescence is a stage of

A)Tissue decay
B)Tissue multiplication
C)Tissue vigour
D)Tissue ripening

Question 7

Rest is a natural process in

A)Seed
B)Seed & plant
C)Plant
D)Tropical plant

Question 8

Dormancy in plant and seed is mainly due to

A)Environmental factor
B)Physiological factor
C)a & b
D)None

Question 9

Petiole is a main part of

A)Flower
B)Leaf
C)Inflorescence
D)Twig

Question 10

Micropyle is an opening in

A)Stomata
B)Seed
C)Ovary
D)Flower

Question 11

Skirt in date palm fruit is

A)Exocarp
B)Merocarp
C)Endocarp
D)Seed

Question 12

Recommended matrix height in citrus is

A)4 inches
B)6 inches
C)9 inches
D)12 inches

Question 13

Common rootstock used for sweet orange in NWFP.

A)Sour orange
B)Rough lemon
C)Citrumello
D)None

Question 14

Berry splitting in citrus and strawberry is due to

A)High temperature
B)Low moisture
C)High sunlight
D)High air pressure

Question 15

Mango varieties in Pakistan are

A)Monoembryonic
B)Polyembryonic
C)Mono to Polyembryonic
D)None

Question 16

Asexually apple rootstocks is raised by

A)Grafting
B)Budding
C)Stooling
D)Layering

Question 17

Lemons and limes can also be propagated by

A)Layering
B)Cuttings
C)a & b
D)None

Question 18

Common rootstocks for apple in Pakistan

A)M-7
B)M-9
C)Crab apple
D)Sky spur

Question 19

Systematic pomology deals with

A)Commercial fruit production
B)Nomenclature
C)Domestic production
D)Export production

Question 20

The Genus Fortunella include :

A)7 spp.
B)6 spp.
C)5 spp.
D)4 spp.

Question 21

Genus Poncirus has

A)1 spp.
B)3 spp.
C)6 spp.
D)16 spp.

Question 22

Best time of propagation of fruit plants in sub tropical region is :

A)Spring season
B)Spring & autum season
C)Summer season
D)Summer and winter season

Question 23

Major insect attacking the summer crop of guava during summer crop is :

A)White fly
B)Fire fly
C)Fruit fly
D)Drosophilla fly

Question 24

Grapevine needs :

A)Bulk pruning
B)Light pruning
C)Moderate pruning
D)No pruning

Question 25

A self supporting vine type stem is called.

A)Vine
B)Shrub
C)Herb
D)Liana