1. Tap root
2. Adventitious roots
3. Rhizoid
4. Rhizophores.
Tap root
1. 48
2. 36
3. 24
4. 12.
12.
1. pollen grain of angiosperms
2. stamen
3. male gametophyte
4. inflorescence.
stamen
1. Cycas
2. Ferns
3. pinus and Cycas
4. Selaginella.
Selaginella.
1. Abies balsamea
2. Impatiens balsamea
3. Pinus
4. Helianthus.
Abies balsamea
1. both bract and ovuliferous scales
2. only bract scales
3. only ovuliferous scales
4. None of the above.
both bract and ovuliferous scales
1. five tires of cells
2. six to eight tires of 4 cells
3. two tires of 4 cells
4. None of the above.
two tires of 4 cells
1. a monocotyledonous
2. dicotyledonous
3. polycotyledon us
4. tetracotylendonous.
polycotyledon us
1. outer layer of the integument and basal part of the ovuliferous scale
2. inner layer of the integument and basal part of the ovuliferous scale
3. only from outer layer of the integument
4. from ovuliferous scale.
from ovuliferous scale.
1. uppermost haploid megaspore
2. the lowermost haploid megaspore
3. penultimate megaspore
4. the megaspore.
the lowermost haploid megaspore