Options:
- A. Gibberellins
- B. Cytokinins
- C. Auxins
- D. Abscisic Acid
View Answer
A. Gibberellins
Biology
MSH is produced from___________?
Options:
- A. Anterior pituitary
- B. Median pituitary
- C. Posterior pituitary
- D. None of these
View Answer
B. Median pituitary
Co-ordination in man is brought about by___________?
Options:
- A. Nervous system
- B. Endocrine system
- C. Both of these
- D. none of these.
View Answer
C. Both of these
Nitrifying bacteria are the examples of___________?
Options:
- A. Hetrotrophic bacteria
- B. Chemosynthetic bacteria
- C. Saprophytic bacteria
- D. Parasitic bacteria
View Answer
B. Chemosynthetic bacteria
The radial symmetry is found in the animals of___________?
Options:
- A. Protozoa
- B. Porifera
- C. Cnidaria
- D. All of these
View Answer
C. Cnidaria
The internal buds are known as__________?
Options:
- A. Spicules
- B. Choanocytes
- C. Gemmules
- D. None of these
View Answer
C. Gemmules
In sponges fertilization takes place in____________?
Options:
- A. Ectoderm
- B. Mesenchyme
- C. Endoderm
- D. Uterus
View Answer
B. Mesenchyme
Pseudocoelem develops from____________?
Options:
- A. Blastopore
- B. Plastoquinone
- C. Blastocoel
- D. Splitting of mesoderm
View Answer
C. Blastocoel
Psedudocoelom is character of____________?
Options:
- A. Coelenterates
- B. Platyhelminthes
- C. Aschelminthes
- D. Annelids
View Answer
C. Aschelminthes
Which of the following tracheophytes are also called arthrophytes______________?
Options:
- A. Psilopsids
- B. Lycopsids
- C. Sphenopsids
- D. Prteropsids
View Answer
C. Sphenopsids