A. Phototropism
B. Photolysis
C. Photoperiodism
D. Photosynthesis
Related Mcqs:
- ____________ may be defined as the art and science of cutting away of portion of plant to improve its shape, to influence its growth, flowering and fruitfulness and to improve the quality of the product:
A. Littering
B. Pruning
C. Layering
D. CuttingSubmitted by: Shafiq Rehman
- If diploid chromo me number in flowering plant is 8 then 4 chromosomes will be present in_________________?
A. Endosperm cell
B. Leaf cells
C. Cotyledonary cell
D. Synergids - Male sterility in flowering plant was first reported by___________________?
A. Stout (1917)
B. Koelreuter (1763)
C. Brewbaker (1810)
D. Gerstel (1900) - Shrubs and flowering trees are propagated through_________________?
A. Soft wood cutting
B. Hard wood cutting
C. Semi soft wood cutting
D. Semi hard wood cutting - N and P sprayed on the leaves at time of flowering results in:________?
A. Increase in fruit yield
B. Improve their protein
C. Increase fruit yeid & protein
D. None of theseSubmitted by: Mir Mehrbiyar
- The outer most part of plant cell is____________________?
A. Plasma membrane
B. Epidermis
C. Nuclear membrane
D. Cellulose cell wall - The recommended plant to plant space for chiku is __________________?
A. 20 x 20 ft
B. 35 x 35 ft
C. 50 x 50 ft
D. 100 x 100 ft - Red flower pea plant is crossed with the white flowered pea plant, F1 is red; with flower color is ______________________?
A. Dominant
B. Recessive
C. Non-genetic
D. Unexpressive - If a heterozygous tall plant is crossed with a homozygous dwarf plant the proportion of dwarf progerry will be__________________?
A. 25%
B. 50%
C. 75%
D. 100% - When an albino plant of maize (female) is crossed with normal green plant (male) all plants in the progeny are albino because___________________?
A. Albinism is dominant over green characters
B. Green plastids of male parent become nitrated
C. Plastids are inherited through maternal parents
D. Crossing over results in structural changes in green plastids
