Crop Sci

Question 1

Africa Rice Center

Answer 1

Cotonou, Benin

Question 2

Biodiversity International

Answer 2

Maccarese, Rome, Italy

Question 3

International Center for Tropical Agriculture (CIAT)

Answer 3

Cali, Columbia

Question 4

Center for International Forestry Research (CIFOR)

Answer 4

Bogor, Indonesia

Question 5

International Center for Agricultural Research in the Dry Areas (ICARDA)

Answer 5

Beirut, Lebanon

Question 6

International Crops Research Institute for the Semi-Arid Tropics (ICRISAT)

Answer 6

India

Question 7

International Food Policy Research Institute (IFPRI)

Answer 7

Washington DC, USA

Question 8

International Livestock Research Institute (ILRI)

Answer 8

Nairobi, Kenya

Question 9

International Institute of Tropical Agriculture (IITA)

Answer 9

Ibadan, Nigeria

Question 10

International Maize and Wheat Improvement Center (CIMMYT)

Answer 10

State, Mexico

Question 11

International Potato Center (CIP)

Answer 11

Lima, Peru

Question 12

International Rice Research Institute (IRRI)

Answer 12

Los Baños, Laguna, Philippines

Question 13

International Water Management Institute (IWMI)

Answer 13

Sri Lanka

Question 14

World Agroforestry Centre (International Centre for Research in Agroforestry, ICRAF)

Answer 14

Nairobi, Kenya

Question 15

World Fish Center (International Center for Living Aquatic Resources Management, ICLARM)

Answer 15

Penang, Malaysia

Question 16

*Apical dominance in plants
*Phototrophic and geotropic movements are linked with
*Induced femaleness in plants

Answer 16

Auxins

Question 17

Translocation of carbohydrate nutrients usually occurs in the form of

Answer 17

Sucrose

Question 18

*Dwarfness in plants can be controlled by treating the plant with

*Promote seed germination

*Commonly used to promote uniform and synchronous flowering in plants

*Production of seedless grapes (fruits, vegetables)

*Cell and organ enlargement is a physiological effect of this phytohormones

Answer 18

Gibberellic acid

Question 19

Controls Leaf fall and dormancy

Answer 19

Abscissic acid

Question 20

Leaf fall can be prevented with the help of ___

Cut or excised leaves remain grain for long if induced to root or dipped with ___

Responsible for cell division

Answer 20

Cytokinins

Question 21

Compound Sulforaphane has been discovered to offer protection against cancer
It is found in

Answer 21

Broccoli

Question 22

Commonly used to promote rooting in stem cuttings

Answer 22

Indole-3-butyric acid

Question 23

Amino acid deficient in cereals

Answer 23

Lysine

Question 24

Amino acid deficient in pulses

Answer 24

Methionine

Question 25

Chemical used in cloud seeding/artificial rainfall is

Answer 25

Silver chloride

Question 26

In nuts and oil seeds, limiting amino acid is

Answer 26

Lysine

Question 27

Association between two different organisms in which one is always benefitted but the other is neither benefitted nor harmed

Answer 27

Commensalism

Question 28

Association between two different organisms in which one is always harmed, but the other is neither harmed nor benefitted

Answer 28

Ammendalism

Question 29

Apical - root apex; growing points: upward and downward growth direction Lateral- sides of roots, stems, etc; sideward growth Intercalary- internodes

Answer 29

Meristematic tissues - actively dividing cells

Question 30

SIMPLE TISSUES: only one type of cells *Parenchyma: fleshy parts and seat of activities like photosynthesis and metabolism *Collenchyma: thick walled, elongated cells with unevenly thickendened primary walls , mechanical support (early growth) *Schlerenchyma: thick walled, heavily lignified and non-living when mature. (gritty texture of chico fruit)

Answer 30

Permanent tissues - mature, fully differentiated cells

Question 31

COMPLEX- composed of two or more types of cells *Phloem: plant food (sieve tube, companion cells, ray cells, fiber, and parenchyma cells) *Xylem: water (tracheids, vessel, element, fiber, ray cell, and parenchyma cells)

Answer 31

PERMANENT TISSUES

Question 32

Above ground *Stolon - strawberry and bermuda Below the ground *Bulb - scales: onions, daffodils, hyacinth , garlic (compound) *Rhizomes - use as food storage (near soil surface) ginger *Corms - gladiolus, banana, abaca, taro *Tubers - enlarged fleshy portions of rhizomes; potato

Answer 32

Modified stems

Question 33

Grows on a host but unlike a parasite it takes no nutrients from the host. Physical support

Answer 33

Epiphytes

Question 34

Determinate: terminal flowers /apical Indeterminate: lateral Cauliflorous: trunk or on large leafless branches

Answer 34

Flowers

Question 35

Drupe: simple fleshy fruits with one seed incased in a stony pit Berry: from a compound ovary and usually contain multiple seeds 1. True berries - thin skin and a pericarp 2. Pepos - berry fruits with thick rinds 3. Hesperidium - leathery skin Pome: seeds are encased by a leathery and papery endocarp Aggregate fruit: single flower with multiple pistils Multiple fruit: many flowers in a single inflorescence will develop into a multiple fruit

Answer 35

Fleshy Fruits

Question 36

Infra-red - provide warmth Ultra-violet - photosynthesis Red light - seed germination Far-red light - flowering

Answer 36

Phytochrome system

Question 37

Model organism in plant biology and development

Answer 37

Arabidopsis thaliana

Question 38

Father of Philippine Plant Breeding

Answer 38

Dioscoro Umali