問題一覧
1
A white crystalline compound that causes heat in some capsicum varieties is
caproic acid
2
Which country is now the world's biggest rice exporter?
People's Republic of China
3
Rubber production ia highest in
SOCCSKSARGEN
4
Inbreeding leads to
homozygosity
5
The removal of silk in corn is called
desilking
6
The male part of the flower is collectively known as
stamen
7
Which of these vegetables below is the least nutritious?
saluyot
8
The drumstick tree or malunggay belongs to the family of
papillionaceae
9
Coconut in Bicol was affected by cadang-cadang. Because of cadang-cadang there is quarantine on the movement of coconut planting materials. The practice of quarantine is good to
prevent spread of pest and diseases
10
Dormancy is a physiological effect of
abscissic acid
11
These crops need shade trees, except
banana
12
The growth response of plant to touch is best exemplified by the coiling of tendrils in cucurbite termed
thigmotropism
13
Which of the following does not match
rice-primming
14
Following are examples of pepo, except
muskmelon
15
____ humidity increases the incidence of many diseases and insect post population
high
16
LEISA is a farming technique practice or philosophy in which most of the inputs used originate from the farm. Deliberate action is takennto ensure sustainability. However, it is open for a combination of organic and inorganic fertilizers. LEISA means
liberalized economy, industry and sustainable agriculture
17
The common english name of okra is
lady's finger
18
Which of the following horticultural crops can cure cough
vitex negundo
19
Arabica coffee grows best in this province
bukidnon
20
The practice of removing plant parts to maintain desirable plant form and control the direction and amount of growth is called
pruning
21
Following are considered root crops, except
gabi
22
In the process of seed development, the egg apparatus is composed of
egg cell + synergids
23
A characteristic response of roots and shoots such that they align themselves parallel to the driection of the gravity is
orthogravitropic
24
Banana,coffee, and cacao are all planted at 3 meters apart. How many plants are required per hectare?
1,112
25
MESTIZO is now a popular hybrid of
lowland rice
26
If one considers climate, which among theses crops is easiest to grow
mango
27
Which among these seedlings grow better in the open
cashew
28
When a potato tuber is exposed to sunlight,it causes greening. The greening is due to chemical reaction of a chemical substance known as
enlanin
29
Oryza sativa L. Is the Filipino's staple food and it represents a kind of indehiscent fruit called
caryopsis
30
The aperture in the coats of a plant ovule through which the pollen tube penetrates before fertilization is
micropyle
31
The largest rice-consuming region in the counrty is
national capital region
32
In terms of production, the top carabao mango producing is
pangasinan
33
Soils are consideres strongly acidic at
pH 3-4
34
Which of the following does not match as to harvesting
rubber-tapping
35
Which does not match in this classification of flesh fruits
hesperidium-papaya
36
Developed a simple method for inducing early flowering in mango plants
Ramon Barba
37
Rice variety dubbed as "miracle rice"
IR8
38
Pegging ocurs in
Arachis hypogea
39
First country to plant Bt Eggplant
Bangladesh
40
The Coconut Farmers and Industry Trust Fund, according to the law, will be used for the benefit of the coconut farmers and the developnent of the coconut industry
RA 11524
41
In RNA transcription Adenine is paired with
Uracil
42
Principal author of Organic Agriculture Act of 2010
Proceso J. Alcala
43
Photosynthetically active raditaion refer to wavelength range of
400-700nm
44
A recommended variety of cotton
Batac 1
45
What plants is used for the model of plant development?
Arabidopsis thaliana
46
Leaf yellowing in the upper leaves is caused by
Sulfur
47
What is the population of the Philippines in 2023?
117 M
48
Largest importer of rice in 2022/2023 marketing year globally?
Philippines
49
The country's first product of marker-aided selection also known as NSIC Rc142, is:
Tubigan 7
50
First approved commercialization of Golden Rice/Malusoy Rice
Philippines
51
In rice breeding, QTL mapping has been usef to identify genetic regions associated with traits such as yield, disease resistance, and grain quality. QTL stands for:
Quantitative Trait Loci
52
In developing hybrid corn, what kind of system was used?
cross-breeding
53
Phytochemicals are plant-based biaoactive compounds produced by plants for their protection. Which is NOT a phytochemical?
IAA
54
Coffee and papaya seeds can survive dessication but not for a long duration; this type is classified as:
intermediate
55
In vegetative propagation, which of the following cells differentiate into root tissues?
Meristematic cell
56
Which of tghe following soil amendments is NOT typically used to improve acidic soil?
calcium carbide
57
Which UPLB Biotech product utilizes mycorrhiza fungi that act as root extensions that increase nutrient and water absorption for forest trees and agricrops?
Mykovam
58
Ferns reproduce by means of spores, while angiosperms reproduce by:
Apple seed
59
Which contributes to the color orange to yellow in citrus fruits, while in tropical they turn green?
temperature
60
The following plants are commercially propagated by stem cuttings, except
breadfruit
61
The root crops like ube and gabi are propagated commercially by?
division
62
Duku and longkong are both related
lanzones
63
Senescence is an energy-requiring process brought about by metabolic changes. One of which is the destruction of the pigment
carotenoid
64
The most recent law passed by the CHA adminstration on organic farming is the:
Organic Agriculture Act 2010
65
Detaselling is practiced in the production of
hybrid corn
66
Both photosynthetic and respiration rates are influenced by the
temperature and carbon dioxide concentration
67
Recommended hybrid corn varieties produces up to about ____ tons per hect
7
68
The practice of leaving the crop land
fallowing
69
Abaca in Bicol is affected by virus disease. There are techniques to mass produce disease-free planting materials like
tissue culture
70
The first genetically modified food crop produced to delay ripening is
tomato
71
Which statement best describes the function of phloem tissue?
it transports sugars
72
What percentage of the Philippine GDP was contributed by agriculture from 2009 to 2019
8.82%
73
Law of minimum states that
a yield is proportional to the amount of the most limiting nutrient
74
Which of the following is known as Annona squamosa
custard apple
75
What is the family of Durio zibethenus
Bombacaceae
76
Coffee robusta is also known as?
nescafe coffee
77
Hevea brasilliensis' product is known as
natural rubber
78
Which of the following is NOT an heirloom variety?
Roma tomato
79
During the Spanish Colonial period, the main crops grown in plantations for export were:
cotton and tobacco
80
What is the recommended depth for transplanting rice seedlings?
1-2 cm
81
Which of the following factors significantly affects crop yield during the growing season?
temperature fluctuations
82
Which of the following is not an insect pest of coconut
Heminthosporium coconae
83
What are the main products of the light reaction phase of photosynthesis?
ATP and NADPH
84
What are the main products of the light-independent reactions (Calvin cycle) of photosynthesis
Glucose and ADP
85
What are assimilates in plant physiology?
organic compounds synthesized during photosynthesis
86
What type of suckers can be used for replanting in banana cultivation
sword suckers
87
What is abaca commonly known as
Manila hemp
88
The Sloping Agriculture Land Technology (SALT) was developed by
Mindanao Baptist Rural Life Center
89
The farms are in Ilocos region. Principally, crops are rice or corn during the rainy season followed by tobacco. Tomato may also be grown because there is a commercial manufacturer of tomato paste. The climate of Ilocos is distinct wet and dry seasons. The most probable cropping system is:
multiple cropping
90
The farms are in Ilocos region. Principally, crops are rice or corn during the rainy season followed by tobacco. Tomato may also be grown because there is a commercial manufacturer of tomato paste. The climate of Ilocos is distinct wet and dry seasons. The cash crops are:
tomato and tobacco
91
It is a type of agricultural system characterized by defined holdings with largely permanent field divisions. Semi-stationary housing predominates, with families having registered ownership of the land.
fallow system
92
The following are types of shifting cultivation systems, except:
intercropping system
93
If I will teach a farmer on how to plant or grow sugarcane where should I take him?
Negros Occidental
94
It refers to the transfer of pollen grains from anther to stigma of same flower or another flower (of the same plant).
autogamy
95
A type of crop maturity gauged on the basis of the determined end use of crop by the consumer
horticultural
96
Which of the ff. is a precursor of the only phytohormone that exists in gas state?
methionine
97
The substance which gives the pink color in root nodules
Leghemoglobin
98
Which wavelenghts are primarily used in photosynthesis?
red and blue
99
What human-made chemicals have a stronger effect on ozone under extreme conditions in Antarctica?
Chrlorofluorocarbons (CFCs)