Cropsci 03

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問題一覧

A white crystalline compound that causes heat in some capsicum varieties is

caproic acid

Which country is now the world's biggest rice exporter?

People's Republic of China

Rubber production ia highest in

SOCCSKSARGEN

Inbreeding leads to

homozygosity

The removal of silk in corn is called

desilking

The male part of the flower is collectively known as

stamen

Which of these vegetables below is the least nutritious?

saluyot

The drumstick tree or malunggay belongs to the family of

papillionaceae

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

Dormancy is a physiological effect of

abscissic acid

These crops need shade trees, except

banana

The growth response of plant to touch is best exemplified by the coiling of tendrils in cucurbite termed

thigmotropism

Which of the following does not match

rice-primming

Following are examples of pepo, except

muskmelon

____ humidity increases the incidence of many diseases and insect post population

high

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

The common english name of okra is

lady's finger

Which of the following horticultural crops can cure cough

vitex negundo

Arabica coffee grows best in this province

bukidnon

The practice of removing plant parts to maintain desirable plant form and control the direction and amount of growth is called

pruning

Following are considered root crops, except

gabi

In the process of seed development, the egg apparatus is composed of

egg cell + synergids

A characteristic response of roots and shoots such that they align themselves parallel to the driection of the gravity is

orthogravitropic

Banana,coffee, and cacao are all planted at 3 meters apart. How many plants are required per hectare?

1,112

MESTIZO is now a popular hybrid of

lowland rice

If one considers climate, which among theses crops is easiest to grow

mango

Which among these seedlings grow better in the open

cashew

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

Oryza sativa L. Is the Filipino's staple food and it represents a kind of indehiscent fruit called

caryopsis

The aperture in the coats of a plant ovule through which the pollen tube penetrates before fertilization is

micropyle

The largest rice-consuming region in the counrty is

national capital region

In terms of production, the top carabao mango producing is

pangasinan

Soils are consideres strongly acidic at

pH 3-4

Which of the following does not match as to harvesting

rubber-tapping

Which does not match in this classification of flesh fruits

hesperidium-papaya

Developed a simple method for inducing early flowering in mango plants

Ramon Barba

Rice variety dubbed as "miracle rice"

IR8

Pegging ocurs in

Arachis hypogea

First country to plant Bt Eggplant

Bangladesh

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

In RNA transcription Adenine is paired with

Uracil

Principal author of Organic Agriculture Act of 2010

Proceso J. Alcala

Photosynthetically active raditaion refer to wavelength range of

400-700nm

A recommended variety of cotton

Batac 1

What plants is used for the model of plant development?

Arabidopsis thaliana

Leaf yellowing in the upper leaves is caused by

Sulfur

What is the population of the Philippines in 2023?

117 M

Largest importer of rice in 2022/2023 marketing year globally?

Philippines

The country's first product of marker-aided selection also known as NSIC Rc142, is:

Tubigan 7

First approved commercialization of Golden Rice/Malusoy Rice

Philippines

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

In developing hybrid corn, what kind of system was used?

cross-breeding

Phytochemicals are plant-based biaoactive compounds produced by plants for their protection. Which is NOT a phytochemical?

IAA

Coffee and papaya seeds can survive dessication but not for a long duration; this type is classified as:

intermediate

In vegetative propagation, which of the following cells differentiate into root tissues?

Meristematic cell

Which of tghe following soil amendments is NOT typically used to improve acidic soil?

calcium carbide

Which UPLB Biotech product utilizes mycorrhiza fungi that act as root extensions that increase nutrient and water absorption for forest trees and agricrops?

Mykovam

Ferns reproduce by means of spores, while angiosperms reproduce by:

Apple seed

Which contributes to the color orange to yellow in citrus fruits, while in tropical they turn green?

temperature

The following plants are commercially propagated by stem cuttings, except

breadfruit

The root crops like ube and gabi are propagated commercially by?

division

Duku and longkong are both related

lanzones

Senescence is an energy-requiring process brought about by metabolic changes. One of which is the destruction of the pigment

carotenoid

The most recent law passed by the CHA adminstration on organic farming is the:

Organic Agriculture Act 2010

Detaselling is practiced in the production of

hybrid corn

Both photosynthetic and respiration rates are influenced by the

temperature and carbon dioxide concentration

Recommended hybrid corn varieties produces up to about ____ tons per hect

The practice of leaving the crop land

fallowing

Abaca in Bicol is affected by virus disease. There are techniques to mass produce disease-free planting materials like

tissue culture

The first genetically modified food crop produced to delay ripening is

tomato

Which statement best describes the function of phloem tissue?

it transports sugars

What percentage of the Philippine GDP was contributed by agriculture from 2009 to 2019

8.82%

Law of minimum states that

a yield is proportional to the amount of the most limiting nutrient

Which of the following is known as Annona squamosa

custard apple

What is the family of Durio zibethenus

Bombacaceae

Coffee robusta is also known as?

nescafe coffee

Hevea brasilliensis' product is known as

natural rubber

Which of the following is NOT an heirloom variety?

Roma tomato

During the Spanish Colonial period, the main crops grown in plantations for export were:

cotton and tobacco

What is the recommended depth for transplanting rice seedlings?

1-2 cm

Which of the following factors significantly affects crop yield during the growing season?

temperature fluctuations

Which of the following is not an insect pest of coconut

Heminthosporium coconae

What are the main products of the light reaction phase of photosynthesis?

ATP and NADPH

What are the main products of the light-independent reactions (Calvin cycle) of photosynthesis

Glucose and ADP

What are assimilates in plant physiology?

organic compounds synthesized during photosynthesis

What type of suckers can be used for replanting in banana cultivation

sword suckers

What is abaca commonly known as

Manila hemp

The Sloping Agriculture Land Technology (SALT) was developed by

Mindanao Baptist Rural Life Center

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

tomato and tobacco

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

The following are types of shifting cultivation systems, except:

intercropping system

If I will teach a farmer on how to plant or grow sugarcane where should I take him?

Negros Occidental

It refers to the transfer of pollen grains from anther to stigma of same flower or another flower (of the same plant).

autogamy

A type of crop maturity gauged on the basis of the determined end use of crop by the consumer

horticultural

Which of the ff. is a precursor of the only phytohormone that exists in gas state?

methionine

The substance which gives the pink color in root nodules

Leghemoglobin

Which wavelenghts are primarily used in photosynthesis?

red and blue

What human-made chemicals have a stronger effect on ozone under extreme conditions in Antarctica?

Chrlorofluorocarbons (CFCs)

100

Land preparation for one hectare using draft animal requires

20 man days

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SoilSci 02

Anne Ranay · 53問 · 1年前

SoilSci 02

53問 • 1年前

Ansci 04

Ansci 04

Ansci 05

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Ansci 05

28問 • 1年前

zenguru + upstep

Anne Ranay · 25問 · 1年前

zenguru + upstep

25問 • 1年前