Deck 3: Plant Propagation, Pollination, and Vegetable Crops

Question 1

Lower temperature than normal convert male flowers into perfect flowers in ________:

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

Answer 1

Papaya

Question 2

Tomato is a _________ crop.

A)Self pollinated
B)Insect pollinated
C)Oftenly cross pollinated
D)Wind pollinated

Answer 2

Self pollinated

Question 3

Turmeric is propagated by:

A)Corms
B)Seed
C)Rhizome
D)Bulb

Answer 3

Rhizome

Question 4

Sweet potato is propagated by:

A)Stem cuttings
B)Tubers
C)Roots
D)a & b

Question 5

Self pollination is a form of:

A)Inbreeding
B)Out breeding
C)Random mating
D)None of these

Question 6

Cross pollination is associated with:

A)Cleistogamy
B)Chasmogamy
C)Dichogamy
D)Apogamy

Question 7

Completion of pollination and fertilization in unopened flower bud is termed as

A)Chasmogamy
B)Apogamy
C)Cleistogamy
D)Dichogamy

Question 8

Maturation of anthers and stigma at the same time refers to:

A)Homogamy
B)Chasmogamy
C)Cleistogamy
D)Dichogamy

Question 9

Fertilization after opining of flower refers to:

A)Cleistogamy
B)Chasmogamy
C)Homogamy
D)Herkogamy

Question 10

Male sterility promotes:

A)Autogamy
B)Allogamy
C)Homogamy
D)Chasmogamy

Question 11

Exposure of seed to low temperature before germination is termed as :

A)Scarification
B)Stratification
C)Vernalization
D)All of above

Question 12

Imbibed or germinated seeds subjected to cold temperature is termed as:

A)Scarification
B)Startification
C)Vernalization
D)Sterilization

Question 13

Which of following vegetable does not require specific low temperature before flowering:

A)Beetroot
B)Cabbage
C)Onion
D)Brinjal

Question 14

Edible part of cauliflower is :

A)Flowers
B)Flower bud
C)Vegetative bud
D)Inflorescence

Question 15

Edible portion of cabbage is

A)Terminal bud
B)Leaves
C)Leaves + inflorescence
D)All of above

Question 16

Cole crops are:

A)Hardy
B)Half hardy
C)Non hardy
D)Semi hardy

Question 17

The commercial variety of watermelon is:

A)Sugar baby
B)Red beauty
C)Red king
D)Sugary

Question 18

Vine of crop of bottle gourd is not staked during:

A)Summer season
B)Rainy season
C)Early season
D)Late season

Question 19

Which one is not the best source of protein?

A)Potatoes
B)Peas
C)Beans
D)Okra

Question 20

The cause of hotness in Chillies is:

A)Cucurbitacin
B)Capsaicin
C)Allicin
D)All of above

Question 21

Which crop is most susceptible to viral infection :

A)Chilies
B)Tomato
C)Onion
D)Brinjal

Question 22

Which of the following vegetable has a dioecious behaviour:

A)Onion
B)Cabbage
C)Bitter gourd
D)Spinach

Question 23

Consecutive use of garlic will reduce the level of:

A)Cholesterol
B)Sugar
C)Uric acid
D)None of above

Question 24

Bulb production in onion is dependent upon:

A)Temperature
B)Soil moisture
C)Day length
D)All of above

Question 25

Red colour of carrot is due to :

A)Lycopene
B)Carotene
C)Anthocyanin
D)Propanene