CropSc 01

100問 • 1年前

Anne Ranay

通報

問題一覧

The word cereal is derived from the name of the most important grain deity

the Roman Goddess Ceres

The synonym of family Leguminoseae is

Fabaceae

The botanical classification of agricultural crops using the scientific names is an accepted means of plant classification worldwide and it was found by the scientist.

Linneaus

An example of pulse crop is

cowpea

Which is not under the family Leguminoseae

Lagenaria siceraria

Which does not belong to the group

paragrass

Which is not an example of root crops?

potato

Which of these crops can be classified as an agronomic crops and horticultural crops based on their uses under Philippine condition?

mungbean

Analyze the statements: I. An example of family Cucurbitaceae are: a) M. charantia b) C. sativum c) C. lunatus II. An example of family Leguminoseae are a) A. hypogaea b) Cajanus cajan c) V. radiata

Statements I and II are correct

Which among the crops does not fall under the family Solanaceae?

P. lunatus

An example of small fruit is

pineapple

Which does not belong to the group of forage crops?

R. communis

Which does not belong to the Crucifer family?

B. alba

Scientific name of bitter gourd is

Momordica charantia

The scientific name of watermelon is

C. lunatus

Momordica charantia and Sechium edule, are examples of the family

Cucurbitaceae

The scientific name of durian is

Durio zibethinus

The scientific name of mangosteen is

Garcinia mangostana

Mango's scientific name

Magnifera indica

The scientific name of lanzones is

Lansium domesticum

The scientific name of rambutan

Nephelium lappaceum

The scientific name of wheat is

Triticum aestivum

Plants that grow on live trees or dead trunks but do not depend on them for water and nutrients

epiphytes

Pterocarpus indicus Willd, the Philippine National Tree, represents a type of dry indehiscent fruit called

samara

Root hairs are uncutinized epidermal appendages located at the

cell maturation region

Which is not a characteristic of dicotyledonous plants?

distinct nodes and internodes

Magnifera indica L., our national fruit, is what type of fleshy fruit?

fleshy drupe

The increase in the girth of the stem of dicotyledonous plant is due to the division of a meristematic tissue called

vascular cambium

Water is translocated from the basal part of the plant, the root, to the upper parts, the stem, the leaves, the flowers or the fruits via two members of the conducting tissue namely

tracheids and vessels

A flower that bears both reproductive structures,the pistil and stamen, is called

perfect

The enlarged, fleshy root of some plants like Daucus carota, Ipomea batatas, Raphanus sativus, etc. is example of modified root doing the function

food storage

Analyze the following statements: 1. The most colorful whorl of the flower is the petals and these attract insects for pollination. 2. Flowers that are inconspicuous are provided with mechanism responsible for attracting insects called showy or brightly colored leaves

both statements are correct or true

The most common type of cell and tissue in the plant body is

parenchyma

The phloem tissue is found in the bark which is composed of

sieve tube, fibers, parenchyma and companion cell

The structure in plants located either at the upper, lower or both epidermis of the leaves responsible for exchange of gasses is known as

stoma

A type of sclerenchyma that is short and more or less cuboidal in shape that imparts gritty feeling when fruits containing them are eaten is called

sclereids

Provided with tap root system in which the main root is capable of penetrating down the soil surface to seek water level and this explains why these plants are rather long lived. They are:

dicots

A leaf is held to the stem by a petiole, a leaflet to the rachis by a petiolule, a solitary flower to the stem by a peduncle and a flower in a cluster by

pedicel

The main cell type and tissue type comprising the whole plant body that performs the function of food production, storage and secretion is

parenchyma

The ultimate origin of all the primary tissues in the root and the stem is

apical meristem

Stems of monocot plants are generally small compared to the dicot plants because of the absence of meristematic primary tissue called

vascular cambium

Kangkon, ampalaya, and camote tops are easily chewed because of the absence of supporting and strengthening tissue called

sclerenchyma

The smooth texture of the monocot stem is generally due to the absence of the porous swelling that facilitates gaseous exchange in this organ of the plant. This structure is called

lenticel

An indication that corm and rhizome are stems although they are generally below the ground is the presence of

node and internode

Which is not a kind of parallel venation

veinlets originate from a common point and project like the fingers of a palm

A strengthening tissue present in the plant that can be extracted and can be transformed into economic products like rope, jute sack, cotton balls or cloth is

fibers

A condition exhibited by the plants bearing both pistillate and staminate flowers that may be derived from either the lateral or terminal bud is called

monoecious

In some plants like acacia trees, the outer covering especially of the older portion of the stem that breaks, separatesand flakes off is the

phellem

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

caryopsis

In coconut, Cocos nucifera L. the endosperm is classified into coconut meat and coconut water. The botanical term for the coconut meat is

solid endosperm

Several plants have the characteristic of becoming leafless during a year's growth. These plants that shed off their leaves are called

deciduous

The pigment found in some plants that is soluble in water is known as

anthocyanin

The transformation of one plastid to another like the transformation of leucoplast to chloroplast is manifested in the following instances

greening of a potato tuber

Crystals are metabolic waste products of the cell that could not be excreted and therefore stored in an organelle called

vacuole

Based on habit, plants exist as trees, shrubs, and vines cling to a support or crawl on the soil surface and could not attain a vertical growth by itself because of the absence of

mechanical tissue

Corn or Zea mays L. is a monicot plant that uses its terminal bud for the formation of the staminate flower and the lateral bud in the formation of the pistillate flower. Such condition exhibited by this plant is known as

monoecious condition

The plant that is considered the three of life simply because of the many uses of its stem, leaves, and fruits is

Cocos nucifera L.

The tissue found in the root but not in the stem is known as

endodermis

Analyze the following statements: 1. Teeminal bud are necessary for the increase in the height of the plant as well as for fruit formation 2. Lateral buds are necessary for fruit formation only

statement 1 is true, statement 2 is false

Adjacent cell walls are cemented together by means of

middle lamella

Storage plastids store starch, oil, and proteins and are called

leucoplast

The meristematic tissue found in the periderm responsible for the production of the cork and the parenchyma is

phellogen

Stomata are avenues for the exchange of gases in the leaves. When these evenues are located on both epidermis of the leaves, they are called

amphistomata

Photosynthesis occurs also in other organs of the plant as specialized function. A modified stem capable of food producion is called

cladophyll

Branch roots or secondary roots are produced due to the division of a meristematic tissue called

pericycle

Fruits are derived from one flower and several ovaries

aggregate

These are meristems found at the apices of the stem and the root mainly responsible for the increase in lenght of these plant organs are called

promeristems

Analyze the following statements: 1. Endospermic or albuminous seeds contain endosperm for food storage 2. Corn and rice are two plants whose seeds are classified as non endospermic or exalbuminous

statement 1 is correct, statement 2 is incorrect

These are several agents that transfer pollen grains to hasten fruit development. Some flowers are pollinated by bats and these flowers are called

chiropterophilous

Apical dominance is a phenomenon wherein lateral buds are dormant in the presence of terminal buds is affected by

auxins

Stomatal closure is not only due to deficiency of turgor pressure but also due to the action of hormones. It is affected by

abscissic acid

Senescence is yellowing of leaves due to maturity and it is due to a hormone called

ethylene

Short day plants are plants that bear flowers during the period of the year when nights are longer than daytime. The flowering of these kinds of pants is due to the action of the hormone

abscissic acid

The production of ethylene is due to the action of growth hormone known as

auxins

Geotropism is response of the plants to gravity. This response is an effect of growth hormone called

auxin

Senescence is affected by ethylene but prevented by

cytokinins

Storing matured fruits in plastic bags

enhances

The foolish seedling growth is associated with what kind of growth hormone?

gibberellins

If the flowering of short day plant is controlled by a growth hormone, the flowering of long day plant is likewise controlled by growth hormones. The hormone responsible for this effect is

gibberellins

Tissues at the cell elongation region are

protoderm, ground meristem, and procambium

Cork cells are derived from the division of the tissue called

cork cambium

The grand phase of growth is known as

linear phase

A tissue found only in the dicot but not in the monocot root and stem as well as dicot stem is

endodermis

Is an irreversible increase in the size of the organism

growth

This law states that additional farm inputs in excess of the required does not bring an increase in the amount of produce

diminishing returns

The appearance if a plant with respect to a particular character

phenotype

The genetic constitution of an individual

genotype

The observable variation present in a character in a population is called

phenotypic variation

The component of variation that is due to genotypic differences among individuals within a population is called

genotypic variation

The differential performance of genotypes in different environments is termed as

GE interaction

The ratio of genotypic variance to the total variance is termed as

heritability

Characters governed by several genes with small effects are known as

quantitative

The phenomenon of a single major gene affecting more than one character is known as

pleiotropy

Modification in the expression of a dominant gene by another non-allelic dominant gene is known as

gene interaction

Bacillus thuringensis is

bacterium

Bt corn is a variety of corn where the Bt gene has been inserted and makes corn resistant to

asiatic corn borer

The first genetically modified food crop produced in developed countries due to delayed ripening is

tomato

The process of introducing a recombinant DNA molecules into cells of bacteria plants or animal is called

transformation

Cells containing nucleus of one specie but cytoplasm from both the parental species

cybrids

100

A plant in which a gene has been transformed through genetic engineering is called

transgenic plant

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6問 • 2ヶ月前

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2.5

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問題一覧

The word cereal is derived from the name of the most important grain deity

the Roman Goddess Ceres

The synonym of family Leguminoseae is

Fabaceae

The botanical classification of agricultural crops using the scientific names is an accepted means of plant classification worldwide and it was found by the scientist.

Linneaus

An example of pulse crop is

cowpea

Which is not under the family Leguminoseae

Lagenaria siceraria

Which does not belong to the group

paragrass

Which is not an example of root crops?

potato

Which of these crops can be classified as an agronomic crops and horticultural crops based on their uses under Philippine condition?

mungbean

Analyze the statements: I. An example of family Cucurbitaceae are: a) M. charantia b) C. sativum c) C. lunatus II. An example of family Leguminoseae are a) A. hypogaea b) Cajanus cajan c) V. radiata

Statements I and II are correct

Which among the crops does not fall under the family Solanaceae?

P. lunatus

An example of small fruit is

pineapple

Which does not belong to the group of forage crops?

R. communis

Which does not belong to the Crucifer family?

B. alba

Scientific name of bitter gourd is

Momordica charantia

The scientific name of watermelon is

C. lunatus

Momordica charantia and Sechium edule, are examples of the family

Cucurbitaceae

The scientific name of durian is

Durio zibethinus

The scientific name of mangosteen is

Garcinia mangostana

Mango's scientific name

Magnifera indica

The scientific name of lanzones is

Lansium domesticum

The scientific name of rambutan

Nephelium lappaceum

The scientific name of wheat is

Triticum aestivum

Plants that grow on live trees or dead trunks but do not depend on them for water and nutrients

epiphytes

Pterocarpus indicus Willd, the Philippine National Tree, represents a type of dry indehiscent fruit called

samara

Root hairs are uncutinized epidermal appendages located at the

cell maturation region

Which is not a characteristic of dicotyledonous plants?

distinct nodes and internodes

Magnifera indica L., our national fruit, is what type of fleshy fruit?

fleshy drupe

The increase in the girth of the stem of dicotyledonous plant is due to the division of a meristematic tissue called

vascular cambium

Water is translocated from the basal part of the plant, the root, to the upper parts, the stem, the leaves, the flowers or the fruits via two members of the conducting tissue namely

tracheids and vessels

A flower that bears both reproductive structures,the pistil and stamen, is called

perfect

The enlarged, fleshy root of some plants like Daucus carota, Ipomea batatas, Raphanus sativus, etc. is example of modified root doing the function

food storage

both statements are correct or true

The most common type of cell and tissue in the plant body is

parenchyma

The phloem tissue is found in the bark which is composed of

sieve tube, fibers, parenchyma and companion cell

The structure in plants located either at the upper, lower or both epidermis of the leaves responsible for exchange of gasses is known as

stoma

A type of sclerenchyma that is short and more or less cuboidal in shape that imparts gritty feeling when fruits containing them are eaten is called

sclereids

Provided with tap root system in which the main root is capable of penetrating down the soil surface to seek water level and this explains why these plants are rather long lived. They are:

dicots

A leaf is held to the stem by a petiole, a leaflet to the rachis by a petiolule, a solitary flower to the stem by a peduncle and a flower in a cluster by

pedicel

The main cell type and tissue type comprising the whole plant body that performs the function of food production, storage and secretion is

parenchyma

The ultimate origin of all the primary tissues in the root and the stem is

apical meristem

Stems of monocot plants are generally small compared to the dicot plants because of the absence of meristematic primary tissue called

vascular cambium

Kangkon, ampalaya, and camote tops are easily chewed because of the absence of supporting and strengthening tissue called

sclerenchyma

The smooth texture of the monocot stem is generally due to the absence of the porous swelling that facilitates gaseous exchange in this organ of the plant. This structure is called

lenticel

An indication that corm and rhizome are stems although they are generally below the ground is the presence of

node and internode

Which is not a kind of parallel venation

veinlets originate from a common point and project like the fingers of a palm

A strengthening tissue present in the plant that can be extracted and can be transformed into economic products like rope, jute sack, cotton balls or cloth is

fibers

A condition exhibited by the plants bearing both pistillate and staminate flowers that may be derived from either the lateral or terminal bud is called

monoecious

In some plants like acacia trees, the outer covering especially of the older portion of the stem that breaks, separatesand flakes off is the

phellem

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

caryopsis

In coconut, Cocos nucifera L. the endosperm is classified into coconut meat and coconut water. The botanical term for the coconut meat is

solid endosperm

Several plants have the characteristic of becoming leafless during a year's growth. These plants that shed off their leaves are called

deciduous

The pigment found in some plants that is soluble in water is known as

anthocyanin

The transformation of one plastid to another like the transformation of leucoplast to chloroplast is manifested in the following instances

greening of a potato tuber

Crystals are metabolic waste products of the cell that could not be excreted and therefore stored in an organelle called

vacuole

Based on habit, plants exist as trees, shrubs, and vines cling to a support or crawl on the soil surface and could not attain a vertical growth by itself because of the absence of

mechanical tissue

monoecious condition

The plant that is considered the three of life simply because of the many uses of its stem, leaves, and fruits is

Cocos nucifera L.

The tissue found in the root but not in the stem is known as

endodermis

Analyze the following statements: 1. Teeminal bud are necessary for the increase in the height of the plant as well as for fruit formation 2. Lateral buds are necessary for fruit formation only

statement 1 is true, statement 2 is false

Adjacent cell walls are cemented together by means of

middle lamella

Storage plastids store starch, oil, and proteins and are called

leucoplast

The meristematic tissue found in the periderm responsible for the production of the cork and the parenchyma is

phellogen

Stomata are avenues for the exchange of gases in the leaves. When these evenues are located on both epidermis of the leaves, they are called

amphistomata

Photosynthesis occurs also in other organs of the plant as specialized function. A modified stem capable of food producion is called

cladophyll

Branch roots or secondary roots are produced due to the division of a meristematic tissue called

pericycle

Fruits are derived from one flower and several ovaries

aggregate

These are meristems found at the apices of the stem and the root mainly responsible for the increase in lenght of these plant organs are called

promeristems

Analyze the following statements: 1. Endospermic or albuminous seeds contain endosperm for food storage 2. Corn and rice are two plants whose seeds are classified as non endospermic or exalbuminous

statement 1 is correct, statement 2 is incorrect

These are several agents that transfer pollen grains to hasten fruit development. Some flowers are pollinated by bats and these flowers are called

chiropterophilous

Apical dominance is a phenomenon wherein lateral buds are dormant in the presence of terminal buds is affected by

auxins

Stomatal closure is not only due to deficiency of turgor pressure but also due to the action of hormones. It is affected by

abscissic acid

Senescence is yellowing of leaves due to maturity and it is due to a hormone called

ethylene

Short day plants are plants that bear flowers during the period of the year when nights are longer than daytime. The flowering of these kinds of pants is due to the action of the hormone

abscissic acid

The production of ethylene is due to the action of growth hormone known as

auxins

Geotropism is response of the plants to gravity. This response is an effect of growth hormone called

auxin

Senescence is affected by ethylene but prevented by

cytokinins

Storing matured fruits in plastic bags

enhances

The foolish seedling growth is associated with what kind of growth hormone?

gibberellins

If the flowering of short day plant is controlled by a growth hormone, the flowering of long day plant is likewise controlled by growth hormones. The hormone responsible for this effect is

gibberellins

Tissues at the cell elongation region are

protoderm, ground meristem, and procambium

Cork cells are derived from the division of the tissue called

cork cambium

The grand phase of growth is known as

linear phase

A tissue found only in the dicot but not in the monocot root and stem as well as dicot stem is

endodermis

Is an irreversible increase in the size of the organism

growth

This law states that additional farm inputs in excess of the required does not bring an increase in the amount of produce

diminishing returns

The appearance if a plant with respect to a particular character

phenotype

The genetic constitution of an individual

genotype

The observable variation present in a character in a population is called

phenotypic variation

The component of variation that is due to genotypic differences among individuals within a population is called

genotypic variation

The differential performance of genotypes in different environments is termed as

GE interaction

The ratio of genotypic variance to the total variance is termed as

heritability

Characters governed by several genes with small effects are known as

quantitative

The phenomenon of a single major gene affecting more than one character is known as

pleiotropy

Modification in the expression of a dominant gene by another non-allelic dominant gene is known as

gene interaction

Bacillus thuringensis is

bacterium

Bt corn is a variety of corn where the Bt gene has been inserted and makes corn resistant to

asiatic corn borer

The first genetically modified food crop produced in developed countries due to delayed ripening is

tomato

The process of introducing a recombinant DNA molecules into cells of bacteria plants or animal is called

transformation

Cells containing nucleus of one specie but cytoplasm from both the parental species

cybrids

100

A plant in which a gene has been transformed through genetic engineering is called

transgenic plant