Question 1

Seed vigor is affected by

Accepted Answer

A)  Time of storage
B)  Type of seed stored
C)  Storage environment
D)  All of above D

Question 2

Orthodox seeds after dissemination may be

Accepted Answer

A)  None dormant
B)  Dormant
C)  Quiescent
D)  All of above D

Question 3

Most of the summer vegetables are:

Accepted Answer

A)  Annual
B)  Biennial
C)  Perennial
D)  None A

Question 4

Vegetable production for local consumption is:

Accepted Answer

A)  Market gardening
B)  Home gardening
C)  Truck gardening
D)  Vegetable forcing

Question 5

The edible part of potato is:

Accepted Answer

A)  Root
B)  Tuber
C)  Rhizome
D)  Corm

Question 6

Cracking in tomato fruit is due to:

Accepted Answer

A)  High nitrogen level
B)  Temperature fluctuations
C)  Soil moisture fluctuations
D)  All of these

Question 7

Controlled inhibition of seed is termed as:

Accepted Answer

A)  Priming
B)  Soaking
C)  Chilling
D)  None of above

Question 8

During seed formation, a sear left by the funiculus is termed as

Accepted Answer

A)  Hilum
B)  Funiculus
C)  Operculum
D)  Raphe

Question 9

What type of mulches reduce soil temperature?

Accepted Answer

A)  Organic mulch
B)  Gray polythene
C)  Black polythene
D)  Transparent polythene

Question 10

In seed formation the inner integument remains thin and develops into:

Accepted Answer

A)  Testa
B)  Tegmen
C)  Aril
D)  Hilum

Question 11

For hybrid seed production _______ flowers are completely suppressed on female plants.

Accepted Answer

A)  Staminate
B)  Pistillate
C)  Staminode
D)  Alternate

Question 12

Germination of undeveloped seeds is favored by:

Accepted Answer

A)  Warm temperature (>20°
C)  
B)  Gibberallic acid
C)  Low temperature (
D)  a & b

Question 13

During stratification, the most important factor is:

Accepted Answer

A)  Temperature
B)  Duration
C)  Media
D)  All of above

Question 14

Excessive soil moisture, late in the season cause.

Accepted Answer

A)  Decrease in TSS decrease in dry matter
B)  Increase in TSS decrease in dry matter
C)  Decrease in TSS increase in dry matter
D)  None of above

Question 15

Recommended cucumber cultivars under tunnel production technology are:

Accepted Answer

A)  Monoecious
B)  Gynoecious
C)  Andromonoecious
D)  Gynomonoecious

Question 16

Mulches are mainly used to reduce

Accepted Answer

A)  Transpiration
B)  Evaporation
C)  Evapotranspiration
D)  All of above

Question 17

Endosperm like tissue (2n) in seed developing from nucellus is :

Accepted Answer

A)  Endospem
B)  Cotyledom
C)  Perisperm
D)  Mericarp

Question 18

Deep rooted vegetables require:

Accepted Answer

A)  Less frequent irrigation
B)  More water at each irrigation
C)  Both a & b
D)  None of above

Question 19

Tetrazolium test to check seed viability is

Accepted Answer

A)  Chemical test
B)  Enzyme test
C)  Germination test
D)  a & c

Question 20

Celery and lettuce at high temperature become

Accepted Answer

A)  Photodormant
B)  Thermodormant
C)  Ecodormant
D)  Non dormant

Exam 1: Seed Germination and Vegetable Production