Crop Science – Agriculturist Licensure Exam Reviewer (Set 4)

Question of
Any vegetative plant part that when detached from the parent is capable of reproducing a plant exactly like the parent , how do you call this asexual method?
- Cutting
- Division
- Layering
- Budding
Question of
A part of an embryo which referred to as a young shoot
- Hypocotyl
- Epicotyl
- Plumule
- Radicle
Question of
Sugarcane is a tropical grass native to Asia where it has been grown in garden for over a thousand years . The botanical name for sugarcane
- Glycine max
- Saccharium officinarium
- Solanum tuberosum
- Zea may
Question of
In lowland rice, the application of nitrogenous fertilizer to established juvenile crops is called what?
- Topdressing
- Band application
- Localized placement
- Broadcast application
Question of
A vegetative planting material for taro (gabi) is
- Tubers
- Corms
- Rhizomes
- Bulbs
Question of
Crop that have become dominant in Isabela, Pangasinan, La Union, Quirino, Cagayan, Ilocos Norte, Ilocos Sur, Aurora, Albay and Iloilo
- Peanut
- Sugarcane
- Pineapple
Question of
A toxic substance caused by Aspergillus flavus for peanuts and soybeans is called
- Mimosine
- HCN
- Aflatoxin
- Acetic acids
Question of
This is important in preventing the growth of molds and the respiration process that cause of grain storage . This process is basically the transfer of heat by converting the water in the grain to vapor and transferring it to the atmosphere
- Drying
- Milling
- Harvesting
- Storing
Question of
Foliar application of fertilizer which involves dissolving the fertilizer material in water and applying it as spray to paints . The nutrient is absorb in what plant part?
- Roots
- Stem
- Brands
- Leaves
Question of
This refers to a sprinkler irrigation system used on most crops and over a wide range of topography , flat or rolling to a slope of 12 % . This method of irrigation application is called
- Paddy or basin irrigation
- Aerial irrigation
- Border strip irrigation
- Furrow irrigation
Question of
Off-types are genetic impurities or mixtures in the seeds . They can be identified by their different growth habits and morphology compared to most of the plants in a particular field . The process of removing off-types is called what?
- Pruning
- Roquing
- Culling
- Defoliation
Question of
This growth of rice covers the last stage of flowering up to the maturity period . The growth phase of rice is called
- Vegetative stage
- Reproductive stage
- Panicle stage
- Ripening stage
Question of
A major rice insect pest which serve as the vector of tungro and yellow dwarf virus is
- Green leafhopper
- Brown planthopper
- Stemborer
- Black bug
Question of
A type of irrigation and water management practice in rice production which involves shallow , medium or deep flooding but is regulated by the height set in the spillways is called
- Continuous flooding with standing water
- Intermittent irrigation
- Continuous flooding with flowing water
- Rainfed irrigation
Question of
The primary concerns of integrated nutrient management which result of using less chemical fertilizer and recycling nutrients is called
- Efficiency of fertilizer usage
- Sustainable productivity
- Sustenance of soil fertility
- None of the choices
Question of
For transplanted rice , this is best done just before final harrowing to allow thorough incorporation of urea with the soil , thus preventing nitrogen loss and putting the fertilizer nearer to the roots . Nitrogen application should be applied as what?
- Basal application
- Sideressing application
- Foliar application
- Broadcasting application
Question of
When nitrogen fertilizer (urea)is broadcast into standing water it is exposed to oxygen in the upper soil layer. With this condition , the ammonium nitrogen converts into nitrate. This process is called what?
- Volatilization
- Denitrification
- Nitrification
- Leaching
Question of
All possible method of rice pest control are, except:
- Use improved varieties
- Use just enough nitrogen
- Harvest at the same your neighbor do
- Maximum utilization of pesticides
Question of
This characteristics in choosing a variety of rice to plant is specially important when there is continuous rain and the floodwater does not recede in 2-3
- Resistance to lodging
- Adaptability to local climatic conditions
- Tolerance to poor soils
- Tolerance to water submergence
Question of
The process of detaching and separating rice grains from the panicle is called
- Harvesting
- Milling
- Threshing
- Drying
Question of
Lanzones is highly complex and varied fruit . Lanzones species is divided into three major groups , they are as follows , except one:
- Langsat
- Datu
- Daku-langsat
- Longkong
Question of
A variety of coffee locally known as “kapeng barako” because it produces the biggest berry . It is round and borne simply or small cluster is called
- Arabica
- Robusta
- Excelsa
- Liberica
Question of
This is the most important disease of mango in the Philippines .It occurs in all mango –growing areas and tends to be more serious in mango orchards that are poorly managed . It is caused by a wet – loving fungal organism (Colletotrichum gloeosporioides)
- Anthracnose
- Diplodia stem end rot
- Sooty mold
- Scab
Question of
A variety of coffee characterized by wavy leaf margin , light green leaf color , thin leaves , pulp and parchment , known as “kapeng tagalong“
- Liberica
- Arabica
- Robusta
- Excelsa
Question of
Seed processing is a vital part of the total technology involved in making available high quality seed of improved cultivar. It assures farmers of top quality planting materials a requisite to high crop yields . Seed processing involves the following process , except one:
- Drying
- Cleaning
- Harvesting
- Treating/ packing
Question of
Steps in seed processing which refers to the operations such a shelling , threshing , debearding and the like which is aimed to increase the flowability of seeds is called
- Cleaning
- Receiving
- Separating / upgrading
- Conditioning / precleaning
Question of
In principles, a series of machine shall be used to separate seeds that differ in all the characteristics. However, the most common variation among seeds and between seeds and adulterant is the
- Size
- Length
- Shape
- Weight
Question of
This method of seed extraction is recommended for moist fleshy vegetable fruits such as egg plant, pepper, squash and gourds
- Fermentation
- Chemical
- Manual
- Mechanical
Question of
Plants that can take nitrogen from the air is called
- Legumes
- Grass
- Fruits
- Plantation crops
Question of
A plant grows throughout its life because it has
- Vascular tissue
- Dermal tissue
- Meristem tissue
- Ground tissue
Question of
A younger tissue which gives rise to epidermis is called
- Ground meristem
- Protoderm
- Procambium
- Vascular tissue
Question of
One of the major functions of parenchyma cells like those in the leaf mesophyll is to carry out photosynthesis . Which organelle would expect to be abundant in these cells.
- Vacuoles
- Nucleus
- Cytoplasm
- Chloroplast
Question of
A tissue which provide channels for transport of water and nutrient is called
- Vascular tissue
- Dermal tissue
- Ground tissue
- Meristem tissue
Question of
Transport water upward from the roots
- Phloem
- Pits
- Xylem
- Tracheid
Question of
Which of the following ground tissue cell types is dead at maturity
- Collenchyma
- Parenchyma
- Epidermal
- Sclerenchyma
Question of
Cells from what tissue can begin mitosis to repair a wound in the plant?
- Parenchyma
- Collenchyma
- Sclerenchyma
- Companion cells
Question of
Which of the following stops the movement of water out of the epidermis/
- Mesophyll
- Stomata
- Guard cells
- Cuticle
Question of
The vascular tissue of the plants will developfrom
- Protodermis
- Ground meristem
- Procambium
- Epidermis
Question of
What epidermal structure functions in water uptake/
- Cuticle
- Guard cells
- Stomata
- Root hairs
Question of
Carbohydrates conduction is the function of the
- Vessel elements
- Xylem
- Sieve cells
- Tracheids
Question of
Primary growth involves the following ; except one:
- Thickening of branches and stems
- Lengthening of stems and roots
- Expanding ground tissue
- Growth of lateral meristem
Question of
Organ of sexual reproduction
- Stem
- Flower
- Fruits
- Leaves
Question of
Sites of photosynthesis
- Fruits
- Leaves
- Roots
- Stems
Question of
Anchors the plant in the ground, absorb water and minerals
- Fruits
- Stems
- Leaves
- Roots
Question of
Which of the following does not differ between monocots and dicots
- Number of cotyledons
- Leaf vein pattern
- Arrangement of vascular bundle
- They are all differ
Question of
Carbon dioxide moves into the leaf through the
- Stomata
- Guard cell
- Petiole
- Cuticle
Question of
Which of the following is closed to the root caps?
- Zone of maturation
- Zone of elongation
- Roots hair zone
- Zone of cell division
Question of
The casparian strip is in the
- Root hair
- Endodermis
- Epidermis
- Cortex
Question of
Bulb onion have the following varieties , except one:
- Atlantic
- Red creole
- Red pinoy
- Yellow granex
Question of
The pioneer of hybrid rice technology
- Philippines
- Thailand
- China
- Vietnam

Crop Science – Agriculturist Licensure Exam Reviewer (Set 4)

Any vegetative plant part that when detached from the parent is capable of reproducing a plant exactly like the parent , how do you call this asexual method?

A part of an embryo which referred to as a young shoot

Sugarcane is a tropical grass native to Asia where it has been grown in garden for over a thousand years . The botanical name for sugarcane

In lowland rice, the application of nitrogenous fertilizer to established juvenile crops is called what?

A vegetative planting material for taro (gabi) is

Crop that have become dominant in Isabela, Pangasinan, La Union, Quirino, Cagayan, Ilocos Norte, Ilocos Sur, Aurora, Albay and Iloilo

A toxic substance caused by Aspergillus flavus for peanuts and soybeans is called

This is important in preventing the growth of molds and the respiration process that cause of grain storage . This process is basically the transfer of heat by converting the water in the grain to vapor and transferring it to the atmosphere

Foliar application of fertilizer which involves dissolving the fertilizer material in water and applying it as spray to paints . The nutrient is absorb in what plant part?

This refers to a sprinkler irrigation system used on most crops and over a wide range of topography , flat or rolling to a slope of 12 % . This method of irrigation application is called

Off-types are genetic impurities or mixtures in the seeds . They can be identified by their different growth habits and morphology compared to most of the plants in a particular field . The process of removing off-types is called what?

This growth of rice covers the last stage of flowering up to the maturity period . The growth phase of rice is called

A major rice insect pest which serve as the vector of tungro and yellow dwarf virus is

A type of irrigation and water management practice in rice production which involves shallow , medium or deep flooding but is regulated by the height set in the spillways is called

The primary concerns of integrated nutrient management which result of using less chemical fertilizer and recycling nutrients is called

For transplanted rice , this is best done just before final harrowing to allow thorough incorporation of urea with the soil , thus preventing nitrogen loss and putting the fertilizer nearer to the roots . Nitrogen application should be applied as what?

When nitrogen fertilizer (urea)is broadcast into standing water it is exposed to oxygen in the upper soil layer. With this condition , the ammonium nitrogen converts into nitrate. This process is called what?

All possible method of rice pest control are, except:

This characteristics in choosing a variety of rice to plant is specially important when there is continuous rain and the floodwater does not recede in 2-3

The process of detaching and separating rice grains from the panicle is called

Lanzones is highly complex and varied fruit . Lanzones species is divided into three major groups , they are as follows , except one:

A variety of coffee locally known as “kapeng barako” because it produces the biggest berry . It is round and borne simply or small cluster is called

This is the most important disease of mango in the Philippines .It occurs in all mango –growing areas and tends to be more serious in mango orchards that are poorly managed . It is caused by a wet – loving fungal organism (Colletotrichum gloeosporioides)

A variety of coffee characterized by wavy leaf margin , light green leaf color , thin leaves , pulp and parchment , known as “kapeng tagalong“

Seed processing is a vital part of the total technology involved in making available high quality seed of improved cultivar. It assures farmers of top quality planting materials a requisite to high crop yields . Seed processing involves the following process , except one:

Steps in seed processing which refers to the operations such a shelling , threshing , debearding and the like which is aimed to increase the flowability of seeds is called

In principles, a series of machine shall be used to separate seeds that differ in all the characteristics. However, the most common variation among seeds and between seeds and adulterant is the

This method of seed extraction is recommended for moist fleshy vegetable fruits such as egg plant, pepper, squash and gourds

Plants that can take nitrogen from the air is called

A plant grows throughout its life because it has

A younger tissue which gives rise to epidermis is called

One of the major functions of parenchyma cells like those in the leaf mesophyll is to carry out photosynthesis . Which organelle would expect to be abundant in these cells.

A tissue which provide channels for transport of water and nutrient is called

Transport water upward from the roots

Which of the following ground tissue cell types is dead at maturity

Cells from what tissue can begin mitosis to repair a wound in the plant?

Which of the following stops the movement of water out of the epidermis/

The vascular tissue of the plants will developfrom

What epidermal structure functions in water uptake/

Carbohydrates conduction is the function of the

Primary growth involves the following ; except one:

Organ of sexual reproduction

Sites of photosynthesis

Anchors the plant in the ground, absorb water and minerals

Which of the following does not differ between monocots and dicots

Carbon dioxide moves into the leaf through the

Which of the following is closed to the root caps?

The casparian strip is in the

Bulb onion have the following varieties , except one:

The pioneer of hybrid rice technology

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