Solved MCQs on Agriculture and Forestry.

(1) Texture of soil is:

(a) Arrangement of soil particles

(b) Relative proportion of soil particles

(c) Both of the above

(d) None of these

(2) Inqlab-91 is a cultivar of:

(a) Brassica

(b) Wheat

(c) Rice 

(d) None of these

(3) Cotton is:

(a) Cereals

(b) Legumes

(c) Fiber

(d) None of these

(4) NMR stands for:

(a) Non Molecular Resistance

(b) Nuclear Magnetic Resonance

(c) Nuclear Membrane resistance

(d) None of these

(5) Water stress is:

(a) Shortage of water

(b) Water logging

(c) Both a & b

(d) None of these

(6) Free living animal that attacks and feed on other organisms is:

(a) Predator

(b) Parasite

(c) Scavengers

(d) None of these

(7) A decrease in the governmentally define value of currency:

(a) Inflation

(b) Cheapness

(c) Devaluation

(d) None of these

(8) Seed cotton means:

(a) Seed with lint

(b) Seed without lint

(c) Lint

(d) None of these

(9) Sex nucleus that fuses with another in sexual reproduction is:

(a) Cell

(b) Gamete

(c) Spore

(d) None of these

(10) Motile spores are:

(a) Aplanospores

(b) Chlamydospores

(c) Conidia

(d) None of these (Please confirm it)

(B) Fill in the blanks:

(11) The science of vegetable production is called olericulture.

(12) The actual amount of water present in air is called absolute humidity.

(13) Rearing of honeybees is called Apiculture.

(14) The treatment given to counteract the effect of poison is called ___________ .

(15) The artificial removal of the stamens from flower before they dehisce is called emasculation.

(16) Plants which drop their leaves during winter are called decidious plants. (Not sure please confirm)

(17) An individual with both male & female genitalia is called hermaphrodite.

(18) TLC stands for Thin Layer Chromatography.

(19) Arid agriculture means agricultural practices in arid areas.

(20) Botanical name of wheat is Triticum aestivum.

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(1) Olericulture is the study dealing with:

(a) Vegetable production

(b) Honey bee

(c) Ornamental Flowers

(d) None of these

(2) Colostrum is:

(a) Low nutritive milk

(b) First product of mammary glands after parturition

(c) Product of mammary glands after two month of parturition 

(d) None of these

(3) Banana fruit is classified in the category:

(a) Drupe

(b) Pomes

(c) Berry

(d) None of these

(4) Older the rice:

(a) Worse in price

(b) Damaged in shape

(c) Cheaper in price

(d) None of these (Please confirm it)

(5) Gossypium Hirsutum is the botanical name of:

(a) American Cotton

(b) Desi Cotton

(c) Barley

(d) Sugar Cane

(e) None of these

(6) Selection of plants on the basis of phenotypic superiority is known as:

(a) Hybrid

(b) Mass Selection

(c) Inbred Line

(d) Pure Line

(e) None of these

(7) Agricultural Extension relates to:

(a) Modernization of agricultural machinery

(b) Financial help to the farmers 

(c) Educating farmers

(d) None of these

(8) When soil surface is protected with residue of a crop, the practice is called:

(a) Nitrogen fixation

(b) Sheet erosion

(c) Tillage

(d) Mulching

(e) None of these

(9) Bhagnari is a breed of:

(a) Buffalo

(b) Cow

(c) Sheep

(d) Poultry

(e) None of these

(10) Afforestation means:

(a) Forest Research Station

(b) To convert land into forest

(c) Utilization of forest products

(d) None of these

(11) Population genetics is based on:

(a) Principles of population control

(b) Mendel’s Law

(c) Hardy Wienberg’s law

(d) Genotype-environment inter action

(e) None of these

(12) Inqalab – 91 is a variety of:

(a) Rice

(b) Cotton

(c) Sugar cane

(d) Wheat

(e) None of these

(13) Crops produced in hilly areas are low in:

(a) Iron

(b) Zinc

(c) Nitrogen

(d) Iodine

(e) None of these

(14) Crossing over occurs between:

(a) Sister Chromatids

(b) Homologous Chromosomes

(c) Non-Homologous Chromosomes

(d) None of these

(15) Gypsum is rich source of:

(a) Calcium + Zinc

(b) Potassium + Nitrogen

(c) Calcium + Sulphur

(d) None of these

(16) F.A.O. has its headquarters in:

(a) London

(b) New York

(c) Geneva

(d) None of these

(17) Organic matter in soil helps in:

(a) Improving soil structure

(b) Improving soil texture

(c) Weed control

(d) Building up of organic compounds in crops

(e) None of these

(18) Seed cotton means

(a) Seed without lint

(b) Seed with lint

(c) Lint only

(d) None of these

(19) The ploidy level of American Cotton is:

(a) Diploid

(b) Triploid

(c) Tetraploid

(d) None of these

(20) Contribution of Agriculture to GDP is:

(a) 35%

(b) 50%

(c) 75%

(d) None of these

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(1) How much of the earth surface is covered by water?

(a) 65%

(b) 70%

(c) 80%

(d) None of these

(2) Citrus has its origin in:

(a) Indo-Chinese region

(b) Africa 

(c) Middle East 

(d) None of these

(3) The science of classification is called:

(a) Ecology

(b) Horticulture

(c) Taxonomy

(d) None of these

(4) Grapes cultivation is called:

(a) Orcharding

(b) Viticulture

(c) Pomology

(d) None of these

(5) Tomato is a good source of vitamin:

(a) Vitamin A

(b) Vitamin B

(c) Vitamin C

(d) None of these

(6) Histosols are found in:

(a) Canada

(b) Alaska

(c) Both (a) and (b)

(d) None of these

(7) Age of earth is:

(a) 6 billion years

(b) 4 billion years (Exact is 4.54 billion years)

(c) 1 billion years

(d) None of these

(8) Common soils found in Pakistan:

(a) Aridisols

(b) Inceptisols

(c) Both (a) and (b)

(d) None of these

(9) A group of similar looking plants that has approved for general cultivation in a ecological zone is called:

(a) Variety

(b) Strain

(c) Taxonomy

(d) None of these

(10) The basic set of chromosomes in case of wheat is:

(a) 7

(b) 14

(c) 42

(d) None of these

(11) In DNA, adenine always pair with:

(a) Thymine

(b) Guamine

(c) Cytosine

(d) None of these

(12) Mushrooms are member of:

(a) Omycetes

(b) Discomycetes

(c) Pyronomycetes

(d) None of these

(13) Most fungal disease spread out in:

(a) Dry & Cold weather

(b) Wet & Cold

(c) Dry & Hot 

(d) None of these

(14) Tikka disease of groundnut is renowned to:

(a) Thar

(b) Chakwal (Please confirm it)

(c) Rawalpindi

(d) None of these

(15) The fruits and vegetables contain an insoluble stiffening material called:

(a) Pectin

(b) Lignin

(c) Protopectin 

(d) None of these

(16) Substances added intentionally to foods for the purpose of making more profit termed as:

(a) Food contaminations

(b ) Food adulterants

(c) Food additives

(d) None of these

(17) Lepus capensis is the name of:

(a) Tiger

(b) Lion

(c) Rat

(d) None of these

(18) Establishment of new crop naturally or artificially is:

(a) Silviculture

(b) Sericulture

(c) Nursery

(d) None of these

(19) Meaningful statement about the economic behavior or the economy is called:

(a) Economic principles

(b) Economic theories

(c) Both (a) and (b) (I am not sure please confirm it)

(d) None of these

(20) The measure of fluids resistance to sheer or angular deformation:

(a) Normality

(b) Viscosity

(c) Compressibility

(d) None of these

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1) Ploidy level of maize plant is:

a) Diploid

b) Tetraploid

c) Hexaploid

d) None of these

2) Dajal is a breed of:

a) Milking animal

b) Draft animal

c) Pet animal

d) None of these

3) Seed cotton means:

a) Lint only

b) Seed without lint

c) Seed with lint

d) None of these

4) Hardy-Weinberg equilibrium provides basis for study of:

a) Population Genetics

b) Genetic Engineering

c) Biometrical Genetics

d) Mendelian Genetics

5) Maize plant has its origin in:

a) Russia

b) Africa

c) Middle East

d) America

6) Olericulture is the study dealing with:

a) Silk worm

b) Vegetable production

c) Honey bees

d) Ornamental flowers

7) Gypsum is a rich source of:

a) Calcium + zinc

b) Calcium + Potassium

c) Calcium + sulphur

d) Calcium + nitrogen

8) Banana fruit is classified in the category of:

a) Berry

b) Pomes

c) Sorosis

d) None of these

9) True potato seed is the:

a) Potato tuber used for propagation

b) Any plant part used for potato propagation

c) Seed developed within the fruit of potato

d) None of these

10) Eragate are the types of insects which are:

a) Workers in honey bee

b) Biting

c) Workers in the species of ant

d) None of these 

11) "CIMMYT" is an organization working for the improvement of:

a) Rice and cotton

b) Pulses and oilseeds

c) Dryland Agriculture

d) Wheat and maize

12) In various plant metabolic processes "PPP" stand for:

a) Plant Protection Procedures

b) Produce Per Plant

c) Pentose Phosphate Pathway

d) None of these

13) Arachnids are the arthropods with:

a) Single pair of leg

b) Two pairs of legs

c) Three pairs of legs

d) Four pairs of legs

14) Sericulture means:

a) Rearing of honey bees

b) Rearing silk worms

c) Both (a) and (b) 

d) None of these

15) The cotton species providing main raw material for textile industry is:

a) Gossypium hirsutum (Please confirm it)

b) Gossypium arboreum

c) Gossypium thurberii 

d) None os these

16) Inbred lines are developed through selection and inbreeding in:

a) Self pollinated crops

b) Cross pollinated crops

c) Asexually propagated crops

d) None of these

17) Safflower is:

a) An ornamental plant

b) Oil producing plant

c) Leguminous

d) Fibre producing plant

18) Continuous selfing in cross pollinated:

a) Improvment in yield

b) Poor in performance

c) Growth in vegetative parts

d) None of these

19) Soil structure can be improved with addition of:

a) Organic matter

b) Chemical fertilizers

c) Gypsum

d) None of these

20) Synapsis of chromosomes occurs between:

a) Sister chromatids

b) Homologous chromosomes

c) Non homologous

d) None of these

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(1) Mechanism in which the product of metabolic pathway inhibits an enzyme catalyzing an early step is called:

(a) Early inhibition

(b) Metabolic inhibition

(c) Feed back inhibition

(d) None of these

(2) The most suitable part of the plant for the study of Meiosis is:

(a) Young bud

(b) Anther (Please confirm it)

(c) Root tip

(d) Shoot apex

(3) The shrinkage of protoplasm due to osmosis of water from the cell is known as:

(a) Hydrolysis

(b) Endomosis

(c) Dehydration

(d) Plasmolysis

(4) The most abundant compound in nature is: 

(a) Starch

(b) Protein

(c) Cellulose

(d) All of these

(5) Antibiotics are produced by the:

(a) Plants

(b) Microorganisms

(c) Animals

(d) All of these

(6) The amino acids which cannot be synthesized by the mammals are called:

(a) Basic amino acids

(b) Non-essential amino acids

(c) Essential amino acids

(d) Non-Polar amino acids

(7) Quantitative traits are measurable traits that show:

(a) Discontinuous variation

(b) Continuous variation

(c) Phenotypic

(d) None of these

(8) The process of programmed cell death is called:

(a) Apoptosis

(b) Necrosis

(c) Degeneration 

(d) Both (a) and (b)

(9) Genetic material of an organism changes with:

(a) Age

(b) Environmental change

(c) Nutritional change

(d) None of these

(10) Economically important Genetic traits in plants are influenced by the environment because these are:

(a) Cytoplasmically inherited traits

(b) Monogenic traits 

(c) Polygenic traits

(d) None of these

(11) Only plant cells contains:

(a) Plasma membrane 

(b) Mitochondria

(c) Chloroplasts

(d) Nucleolus

(12) The accumulation of CO2 in large quantities in the atmosphere causes the problem of:

(a) Air pollution

(b) Over cooling of atmosphere

(c) Degradation of Biodiversity

(d) Green house effect

(13) The ovary in plants matures into:

(a) Fruit

(b) Seed

(c) Endosperm

(d) Embryo

(14) The first step in Photosynthesis is:

(a) Excitation chlorophyll electron

(b) Photolysis of water

(c) Formation of NADPH2

(d) Formation of ATP

(15) Which one of the following is nonrenewable resource?

(a) Wildlife

(b) Biodiversity

(c) Fossil Fuel

(d) Forest

(16) A plant disease caused by bacteria is called:

(a) Loose smut

(b) Crown gall

(c) Leaf rust

(d) Powdery Mildew

(17) Enzymes are chemically:

(a) Carbohydrates

(b) Lipids

(c) Proteins

(d) None of these

(18) Genes determine:

(a) The sex of a baby

(b) A phenotypic character

(c) Synthesis of a Polypeptide

(d) All of these

(19) “It is the outmost layer of the animal cell, it is thin, delicate, elastic, and capable of self repair.” The statement is true for:

(a) Cell wall

(b) Cell membrane

(c) Middle Lamella

(d) Nuclear membrane

(20) Biotechnology refers to:

(a) Manipulation of Genes

(b) Cheese Making

(c) Manipulation of Biological Systems

(d) All of these

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(1) The share of livestock in agricultural growth has jumped from 25.3% in 1996 to ________ in 2006:

(a) 35%

(b) 45%

(c) 49.6%

(d) None of these

(2) Of the total forest area of Pakistan, commercial forests cover:

(a) 16%

(b) 20% 

(c) 33% 

(d) None of these (Please confirm it)

(3) To decrease water loss during transmission, a mega project for lining of water courses and canals was launched in 2004-05 with a cost of Rs ____:

(a) 66 billion

(b) 75 billion

(c) 150 billion

(d) None of these

(4) A condition when there is excessive produce in the market which lowers down price is:

(a) Perfect market

(b) Imperfect market

(c) Market glut

(d) None of these

(5) Total amount allocated by the Government for agriculture credit disbursement is Rs. ______:

(a) 160 billion

(b) 180 billion

(c) 280 billion

(d) None of these

(6) The estimated production of sugarcane for the year 2006-07 is ____ million tons:

(a) 44.8%

(b) 54.8%

(c) 64.8%

(d) None of these

(7) Increased vigour growth of a hybrid over parents is called:

(a) Heterosis

(b) Heterozygous

(c) Hybridization

(d) None of these

(8) Cropping pattern in which the second crop is started amidst the first crop before it has been harvested is called:

(a) Relay cropping

(b) Multiple cropping

(c) Double cropping

(d) None of these

(9) Time factor of cold days needed by certain plants to produce a bud:

(a) Vernalization

(b) Dormancy

(c) Bloom factor

(d) None of these

(10) A natural dropping of leaves, flowers and other plant parts is called:

(a) Abscission

(b) Fall

(c) Abortive

(d) None of these

(11) ICRISAT is located in:

(a) China

(b) India

(c) Mexico

(d) None of these

(12) Mites are arthopods in class:

(a) Insecta

(b) Diplopoda

(c) Chordata

(d) None of these

(13) Flax is:

(a) Ornamental plant

(b) Oil producing plant

(c) Fibre producing plant 

(d) None of these

(14) Plants having flowers of only one sex are:

(a) Dioecious

(b) Monoecious

(c) Monogamy

(d) None of these

(15) Area which can be economially irrigated by an irrigation system is called:

(a) Command area

(b) Catchment area

(c) Watershed

(d) None of these

(16) A group of plants having identical genetic makeup from a single parent is called:

(a) Clone

(b) Race

(c) Tribe

(d) None of these

(17) C.E.C stands for:

(a) Cation Exchange Capacity

(b) Calcium Exchange Capacity

(c) Carbon Enriched Compounds

(d) None of these

(18) Breakdown of nitrate and nitrite by bacteria in an anaerobic condition is called:

(a) Denitrification

(b) Mineralization

(c) Immobilization

(d) None of these

(19) Best root stock of citrus in Punjab is:

(a) Jhatti khatti

(b) Rough lemon

(c) Sour orange

(d) None of these

(20) The expectation of occurence of a particular event is called:

(a) Probability

(b) Replication

(c) Convergence

(d) None of these

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(i) White revolution refers to the revolution in:

(a) Rice production 

(b) Milk production 

(c) Cotton production

(d) None of these 

(e) All of these

(ii) Organic farming is important because of:

(a) Toxic free plants 

(b) GMO free 

(c) Eco friendly

(d) Healthy for humans 

(e) All of these

(iii) Which of the following is not a good source of dietary fiber?

(a) Pasta 

(b) Brown rice 

(c) Egg

(d) Bread 

(e) All of these

(iv) The branch of agriculture that deals with rearing of silkworm is called:

(a) Olericulture 

(b) Sericulture 

(c) Apiculture

(d) Viticulture 

(e) None of these

(v) Oryza Sativa is the botanical name of:

(a) Rice 

(b) Wheat 

(c) Barley

(d) Sorghum 

(e) None of these

(vi) Xanthomonas citri is the disease causal organism of citrus.

(a) Bark splitting 

(b) Foot rot 

(c) Canker

(d) Citrus decline 

(e) None of these

(vii) Cholistani, Kali, Damani, Kachi and Bibrik are some of the breeds of:

(a) Goats 

(b) Camel 

(c) Buffalo

(d) Sheep 

(e) None of these

(viii) Inflation of mammary glands of milch animals is called:

(a) Johne’s disease 

(b) Tuberculosis 

(c) Mastitis

(d) Leptospirosis 

(e) None of these

(ix) Patoto is an example of:

(a) Root crop 

(b) Legumes 

(c) Fiber crop

(d) Sugar crop 

(e) None of these

(x) Tobacco is an example of:

(a) Kharif crop 

(b) Rabi crop 

(c) Zaid rabi crop

(d) Zaid Kharif crop 

(e) None of these

(xi) Peanuts are:

(a) Roots 

(b) Grains 

(c) Legumes

(d) Nuts 

(e) None of these

(xii) Which of the following insects is friendly for an organic farmer?

(a) Stem borer 

(b) Root borer 

(c) Boll worm

(d) Mango mealy bug 

(e) None of these (Please confirm it)

(xiii) Money maker, Roma, Red top are some of the varieties of:

(a) Chilies 

(b) Potato 

(c) Tomato

(d) Onion 

(e) None of these

(xiv) Swollen underground stem; an organ of food storage and propagation is called:

(a) Rhizome 

(b) Tuber 

(c) Scion

(d) Septa 

(e) None of these

(xv) Plants having soft, non woody growth are called:

(a) Herkogamous 

(b) Hermaphrodite 

(c) Herbaceous

(d) Homozygous 

(e) None of these

(xvi) Removal of exchangeable sodium from the soil is called:

(a) Denitrification 

(b) Desalinization 

(c) Desodication

(d) Decortication 

(e) None of these

(xvii) Enzymes are biocatalysts and their nature is:

(a) Fat 

(b) Carbohydrate 

(c) Fiber

(d) Protein

(e) None of these

(xviii) Khapra beetle is the pest of:

(a) Rice 

(b) Sorghum 

(c) Barley

(d) All of these 

(e) None of these

(xix) L-113, PR-100 and BL-4 are the varieties of:

(a) Rice 

(b) Wheat 

(c) Cotton

(d) Sunflower 

(e) None of these

(xx) Which one of the following is non essential amino acid?

(a) Lysine 

(b) Leucine 

(c) Isoleucine

(d) Glutamine 

(e) None of the above

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(i) Wheat inflorescence is called as:

(a) Spike 

(b) Panicle 

(c) Spadix

(d) Cymose 

(e) None of these

(ii) Soil structure can be improved with the addition of:

(a) Chemical fertilizer 

(b) Gypsum 

(c) Lime

(d) Organic matter 

(e) None of these

(iii) Humidity is measured by means of:

(a) Luxmeter 

(b) Anemometer

(c) Psychrometer

(d) Thermometer 

(e) None of these

(iv) When soil surface is protected/covered with residue of a crop, the practice is called?

(a) Sheet erosion 

(b) Nitrogen fixation 

(c) Tillage

(d) Mulching 

(e) None of these

(v) Which of the following is not a fruit?

(a) Tomato 

(b) Potato 

(c) Pumpkin

(d) Melon 

(e) None of these

(vi) Which one of the following is a good source of protein?

(a) Wheat 

(b) Maize 

(c) Pulses

(d) Meat 

(e) None of these

(vii) The vector of cotton leaf curl virus in Pakistan is considered as:

(a) Jassid 

(b) Aphid 

(c) Pink boll worm

(d) White fly 

(e) None of these

(viii) In genetics the appearance of an attribute of living organism is termed as:

(a) Dominant 

(b) Phenotype 

(c) Recessive

(d) Genotype 

(e) None of these

(ix) Rhizobium belongs to:

(a) Nitrogen fixing bacteria 

(b) Amonifying bacteria 

(c) Nitrifying bactyeria

(d) Denitrifying bacteria 

(e) None of these

(x) In DNA, adenine always pairs with:

(a) Guanine 

(b) Thymine 

(c) Uracil

(d) Cytosine 

(e) None of these

(xi) Insects have:

(a) 4 legs and 2 wings 

(b) 8 legs and 4 wing 

(c) 6 legs and 4 wings

(d) 4 legs and 4 wings 

(e) None of these

(xii) Tikka disease is major pathogenic threat in:

(a) Wheat 

(b) Apple 

(c) Sorghum

(d) Groundnut 

(e) None of these

(xiii) Food and Agriculture Organization (FAO) has its headquarters in:

(a) Washington 

(b) Geneva 

(c) Rome

(d) Paris 

(e) None of these

(xiv) Soil salinity can be rectified with:

(a) Urea 

(b) Ammonium Sulphate 

(c) Sodium Chloride

(d) Gypsum 

(e) None of these

(xv) Safflower is an:

(a) Oil producing plant 

(b) Ornamental plant 

(c) Leguminous plant

(d) Fibre producing plant 

(e) None of these

(xvi) Banana fruit is classified in the category of:

(a) Berry 

(b) Pomes 

(c) Stone fruit

(d) Drupe 

(e) None of these

(xvii) Ploidy level of maize plant is:

(a) Monoploid 

(b) Diploid 

(c) Haploid

(d) Tetraploid 

(e) None of these

(xviii) Gypsum is rich source of:

(a) Calcium + Zinc 

(b) Calcium + Potassium 

(c) Calcium + Sulphur

(d) Calcium + Nitrogen 

(e) None of these

(xix) Gossypium hirsutum is the botanical name of:

(a) Rice 

(b) Maize 

(c) Sugarcane

(d) Cotton 

(e) None of these

(xx) Olericulture is the study dealing with:

(a) Honey bee 

(b) Rearing of silk worms 

(c) Vegetable production

(d) Growing ornamental flowers 

(e) None of the above