Question 1 of 20 2,683 total questions
Which of the following materials is not allowed in the harvesting of fish?
A nets
B baskets
C traps
D chemicals
Detailed survey for the site of a fish pond is necessary for the following except
A location and depth of the spillway
B determination of the depth of the pond
C site inspection
D height of the dam
The deficiency symptom peculiar to vitamin B in livestock is
A night blindness
B sterility
C loss of appetite and weight
D delay in blood clotting
A disease that causes abortion in cattle at the later stage of pregnancy is
A milk fever
B pneumonia
C brucallosis
D foot and mouth disease
Which of the following parasites of livestock is an hermaphrodite?
A tse-tse fly
B flea
C tick
D liverfluke
The intermediate host of liverfluke is
Which of the following is not an objective of pasture management? To obtain
A the lowest possible dry matter yield of pasture
B the most palatable mixture of pasture crops
C high leaf-stem ratio
D the best possible nutritive value of pasture
Methods of rangeland improvement which ensure continuous herbage growth during the dry season are
A re-seeding and pest control
B controlled stocking and disease control
C rotational grazing and weed control
D fertilizer application and irrigation
Maintenance of osmotic balance in body cells of animals is regulated by
A calcium and phosphorus
B magnesium and calcium
C sodium and potassium
D iron and phosphorus
Parturition in the doe (rabbit) is referred to as
A kidding
B kindling
C garrowing
D lambing
During the process of egg formation, albumen deposition begins in the
A ovary
B magnum
C isthmus
D uterus
The secretion of reproductive and growth hormone in animals is controlled by the
A prostate gland
B pituitary gland
C adrenal gland
D ovary
The hormone responsible for milk let-down in cows is
A oxytocin
B adrenaline
C oestrogen
D progesterone
Progesterone is secreted by the
A corpus luteum
B seminal vesicle
C cowper's gland
D testes
The mosaic appearance on cassava leaves is caused by
A pests
B bacteria
C virus
D nematode
Smut diseases are often found on
A maize
B cassava
C cowpea
D grapes
Which of the following is not a viral disease of crops?
A cocoa swollen shoot
B tobacco mosic
C tomato leaf curl
D banana blight
Disease causing organisms are referred to as
A vectors
B pathogens
C pests
D insects
Which of the following groups of organisms cause the greatest damage to stored grains?
A insects
B birds
C viruses
D fungi
pennisetum purpureum is the botanical name for
A gamba grass
B carpet grass
C bahama grass
D elephant grass
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