Deck 9: Flowering Plants and Fruits

Question 1

First and the heaviest flower drop in fruit plants occurs due to :

A)Structural defects in the flowers
B)Lack of pollination
C)Non fertilization
D)All of the above

Answer 1

All of the above

Question 2

Salient factors which contribute to the fruit drop are:

A)Embryo abortion
B)Seed number of fruit
C)Moisture supply
D)All of the above

Answer 2

All of the above

Question 3

Dormancy can be broken by the use of:

A)Thiourea
B)Ethlene chlorohydrin
C)Ethylene acetylene
D)All of the above

Answer 3

All of the above

Question 4

Solanum melogena is locally known as :

A)Tomato
B)Potato
C)Egg plant
D)Chillies

Question 5

Why hardening is practiced in vegetables:

A)To increase the yield
B)To increase fruit colour
C)To increase the resistance of the plant
D)All of the above

Question 6

At fruit bud differentiation, nitrogen contents are _____________:

A)Low
B)Medium`
C)High
D)Very high

Question 7

Word pomum means:

A)Fruit
B)Vegetable
C)Flower
D)None of these

Question 8

Chromose number of citrus is:

A)8
B)9
C)10
D)11

Question 9

Parthenocarpy refers to :

A)Seedless fruits
B)Fruit without pollination
C)Seeds without pollination
D)None of above

Question 10

Flower of grapes is technically called as:

A)Umbel
B)Recemose
C)Clyptra
D)None

Question 11

Anthesis of grapes complete at:

A)Pedicel fall
B)Calyx drop
C)Cap fall
D)None

Question 12

Date palm leaf is called:

A)Simple leaf
B)Long leaf
C)Frond
D)Pinna

Question 13

Dioecious, monocot fruit tree is:

A)Banana
B)Pomegranate
C)Date palm
D)Papaya

Question 14

Dicot, diecious fruit tree is:

A)Papaya
B)Date palm
C)Mango
D)Banana

Question 15

Monocot and monoecious fruit plant is:

A)Banana
B)Papaya
C)Date palm
D)None

Question 16

Tree fruit can tolerate a soil pH in the range of:

A)4.5-8.5
B)5.5-8.0
C)5.0-8.0
D)5.5-8.5

Question 17

Water potential in rhizosphere is measured with:

A)Tensiometer
B)Hygrometer
C)pH meter
D)Thermo meter

Question 18

Grape plant is technically called as:

A)Liana
B)Vine
C)Creeper
D)Bush

Question 19

Guava plant is technically categorized as:

A)Bush
B)Tree
C)Herb
D)None

Question 20

Citrus belongs to sub family:

A)Citrea
B)Clausnea
C)Aurantioideae
D)Citrae

Question 21

Citrus fruit is botanically:

A)Hesperidium berry
B)Pome fruit
C)Climacteric fruit
D)None

Question 22

Apple fruit develops from:

A)Thalamus
B)Ovary
C)Ovule
D)Pedicel

Question 23

A complete flower has:

A)5 whorls
B)3 whorls
C)2 whorls
D)4 whorls

Question 24

Kinnow seed is:

A)Polyembryonic
B)Monoembryonic
C)Multiembryonic
D)None

Question 25

Apomictic seedlings are also called as:

A)Nucellar seedlings
B)Sexual seedlings
C)Embryonic seedlings
D)None