101. Which type of light is required in long day plants for flowering ?
A. Red light
B. More light than alloted period
C. Less light than alloted time period
D. All of the given
Answer : Option B
102. Where is phytochrome pigment present ?
103. Which physilogical reaction is essential for development leaftendril ?
104. Photoperiodism is .........
A. Time table of day-night based on light
B. Flowering plant
C. Effect of length of day on flowering
D. Irregular growth based on light
Answer : Option C
105. Which hormone is essential in pineapple for inducing flowering, without season ?
106. Which of the following plant shows rotational movement ?
107. Which of the following is example of amoeboid movement ?
108. Which of the following option shows an examples of cilliary movement ?
A. Zoo spores and Bryophyta
B. Chlamydomonas
C. Slime mould
D. All the three a, b, c
Answer : Option B
109. Which plant show movement from intense light to dim light ?
110. Which of the following show movement by chemical ?
A. Male gametes of bryophytes and pteridophytes
B. Male gamets of fungi and algae
C. Male gametes of gymanosperm and and angiosperms
D. Flower of tulip and croccus
Answer : Option A