401. The precipitation that occurs because of frontal disturbances during the movement of barometric low pressure is called ____________________?
comments icon0

A. Hurricane

B. Orographic

C. Convective

D. Cyclonic
402. Cultivation made on small plane steps because of more steepness of the area is called __________________?
comments icon0

A. Step farming

B. Cascade farming

C. All are correct

D. Terrace farming
403. Which is the strongest animal of the world_________________?
comments icon0
A. Ants

B. Elephants

C. Whales

D. Beetles

404. What types of insects are injurious__________________?
comments icon0

A. Agricultural pest, Parasite, Predator

B. Agricultural pest, house hold, Store grain, Pollinators

C. Agricultural pest, house hold pest, Store grain, insects of domestic animals

D. Store grain, Parasite, Predator

405. Termite workers are_________________?
comments icon0

A. A non reproductive male

B. None of above

C. May be a non reproductive male or non reproductive female

D. A non reproductive female

406. Moths and butterflies have types of pupae________________?
comments icon0

A. Exarate

B. Platyform

C. Obtect

D. Coarctate

407. An escape constructed with masonry or pitched with stones to dispose off surplus of tank or reservoir is called________________?
comments icon0

A. Bye-wash

B. Disposal channel

C. paved-escape

D. Water escape

408. if the depth of water in an open channel is greater than the critical depth, the flow is called________________?
comments icon0

A. Non-critical flow

B. Sub-critical flow

C. Shooting flow

D. Critical depth

409. When damage cause by insect pest is slight such pest is referred as___________________?
comments icon0

A. Key pest

B. Major pest

C. Minor pest

D. Migrant pest

410. The control of pest by human controlling activities and law is called____________________?
comments icon0

A. Physical method

B. genetic method

C. Chemical method

D. Regularity method
411. The property of soil which indicates the volume of water stored in the formation is called ___________________?
comments icon0

A. Specific yield

B. Porosity

C. Field capacity

D. Specific retention

412. The mixing of pesticide through agitator to prevent it form separating in the sprayer tarik is called_________________?
comments icon0
A. Agitation

B. Adjuvant

C. Synergism

D. Activator

413. Social behavior present in__________________?
comments icon0
A. Termites, Ants< bees

B. Butterflies

C. Ants bees

D. Termites

414. The last segment of insect which bears a structure which help during mating is_________________?
comments icon0
A. Paraproct

B. Subgenital plate

C. Somites

D. Acron

415. The fixing of points in such away or the ground to have a correct lines for setting a canal or water course is called _________________?
comments icon0
A. Alignment of canal

B. All are correct

C. Designing of canal

D. Lining of canal

416. Which insect cut the root of plants____________________?
comments icon0

A. Ground beetles

B. Gryllobllated

C. Mole cricket

D. Pyrilla

417. Wilting point is that limit after that the crop starts feeding up and no water is available for plant, this point occurs after _________________?
comments icon0

A. All are correct

B. 25% water available

C. 30% water available

D. 20% water available
418. The piezometric level of water in the well at zero discharges is called___________________?
comments icon0

A. Full supply level

B. Water table

C. All are correct

D. Static water level
419. The insect that parasitize the larger animals are called____________________?
comments icon0
A. Zoophagous parasites

B. Entomophagous parasites

C. Phytophagous parasites

D. None of the Above

420. The use of two or more pest control method except chemical control in a planned way to control pests is called__________________?
comments icon0

A. Integrated insect pest management

B. Pest resource

C. Integrated pest management

D. Integrated pest control
421. Water available in root zone of plants, is about 50% of soil moisture content. which is always available to the plants is called________________?
comments icon0
A. Capillary water

B. All are correct

C. Soil-moisture content

D. Effective water

422. The pesticide are derived from naturally occuring element with out carbon is called________________?
comments icon0

A. Natural pesticide

B. Fumigants

C. Inorganic pesticide

D. Organic pesticide

423. The largest insect of the world___________________?
comments icon0

A. Hairy winged beetle

B. Locust

C. Elephant beetle

D. Grasshopper

424. An insect pest normally present at some time during the growing season that causes the economic damage to a crop is called ?
comments icon0

A. Migrant pest

B. Secondary pest

C. Key pest

D. Occasional pest

425. The use of all possible control strategies to manage pest population below economic injury level is called________________?
comments icon0
A. IPM

B. Pest resurgence

C. IPC

D. Pest outbreak

426. The resultant pressure of water acting at ________________________?
comments icon0
A. H/3

B. None of these

C. 2H/3

D. H/2

427. Which hormone cause moulting in insect_________________?
comments icon0
A. Ecdysone

B. Activation hormone

C. None of the above

D. Juvenile

428. The pest population at which control measure should be taken to prevent the pest population to build up to reach economic injury level is called_________________?
comments icon0

A. None of the Above

B. Economic threshold level

C. Economic damage

D. Economic injury level

429. Pesticide group which goes into the system of host and kills pest without harming host is called_________________?
comments icon0

A. Protect ant

B. Contact

C. Selective

D. Systemic
430. A watershed canal __________________?
comments icon0

A. Is most suitable in hilly areas

B. Avoids the cross drainage works

C. Is generally aligned parallel to the contour of the area

D. Irrigates only on one side

431. To protect the face of embankment against the attack of wave wash with stone boulders is called _________________?
comments icon0
A. Pitching

B. All are correct

C. Revetment

D. Armouring

432. The angle between a head regulator and entrance of water, for smooth entry of water in a canal is kept as _________________?
comments icon0

A. 100

B. 110

C. 90

D. 120

433. Diazepam is an antidote of_________________?
comments icon0

A. Organophosphate

B. Pyrethorid

C. Carbamte

D. Organ chlorine
434. An explosive increase in population of particular species that occurs over a short period of time is called________________?
comments icon0

A. IPM

B. Pest resurgence

C. Pest outbreak

D. IPC

435. __________% of total global water is saline and available in oceans ?
comments icon0

A. 96%

B. 97%

C. 95%

D. 97.5%
436. What colour show moderately hazarous_________________?
comments icon0

A. Brown

B. Yellow

C. Red

D. Blue
437. Commercial rearing of honey is called________________?
comments icon0

A. Floriculture

B. Apiculture

C. Sericulture

D. Lac culture

438. The permissible limit of hardness of water fore low pressure boiler is _____________________?
comments icon0

A. 30 mg/litre

B. 40 mg/litre

C. 50 mg/litre

D. 60 mg/litre

439. The contour of equal water heads and pressure in the soil mass beneath retaining structure are called___________________?
comments icon0

A. Stream lines

B. Equipotential lines

C. Equilibrium lines

D. Streak lines

440. The pest which causes no significant damage but due to unjudious use of chemical they cause significant loss is called ?
comments icon0

A. Occasional pest

B. Migrant pest

C. Key pest

D. Secondary pest
441. Which enzyme breaks protein__________________?
comments icon0

A. Carbohydrates

B. Proteases

C. Amylase

D. Lipases

442. In honey bees a flight for mating purpose is called_________________?
comments icon0

A. None of above

B. Tactile flight

C. Straight flight

D. Nuptial flight
443. Antecedents prevent pest to cause damage called___________________?
comments icon0

A. Sterilant

B. Systemic

C. Protectant

D. Contact

444. Locomotion in response to odour is_________________?
comments icon0

A. Hydrokinesis

B. Klinokinesis

C. Chemokinesis

D. Stereokinesis

445. The parasite which requires only one host for its complete life cycle is called________________?
comments icon0

A. Zoophagous parasites

B. Entomophagous parasites

C. Phytophagous parasites

D. Monoxenous parasites
446. Toxicant refers to a________________?
comments icon0

A. Poison

B. Poisonous material

C. None of the Above

D. Both of them

447. Water application efficiency increases if the plot to be irrigated is__________________?
comments icon0

A. Square

B. All are correct

C. Rectangle

D. Circular

448. Larvae with both thoracic and abdominal legs is_________________?
comments icon0

A. Vermiform

B. Cruciform

C. Platy form

D. carabifrom

449. An area is officially declared as drought effected if the mean Annual rain fall is less than of the annual Potential evaporation,______________?
comments icon0

A. 75%

B. 70%

C. 85%

D. 80%

450. Art of making saline un-cultivable lands capable of re-cultivation is called.___________________?
comments icon0

A. Fertilization

B. Reclamation

C. Water application

D. Growing crops