Options:
- A. Pseudocoelom
- B. Enterocoelom
- C. Schizocoelom
- D. None of these
View Answer
B. Enterocoelom
Biology
Body is globular in_________?
Options:
- A. Cake urchin
- B. Sea Urchin
- C. Sea cucumber
- D. Brittle star
View Answer
B. Sea Urchin
Mantle in molluscs is present over____________?
Options:
- A. Head
- B. Ventral muscular foot
- C. Dorsal visceral region
- D. All of these
View Answer
C. Dorsal visceral region
mitochondria in heart muscles are nearly_____________?
Options:
- A. 400
- B. 375
- C. 350
- D. 325
View Answer
C. 350
Horsetails are included in class of____________?
Options:
- A. Sphenopeida
- B. Lycopsida
- C. Psilopsida
- D. Pteropsida
View Answer
A. Sphenopeida
Antheridiophore and archegoniophore are found in_____________?
Options:
- A. Marchantia
- B. Funaria
- C. Both of these
- D. None of these
View Answer
C. Both of these
Which of the following group of tracheophyta has expanded or scale like leaves which are alwaysed arranges in whorls?
Options:
- A. Psilopsida
- B. Lycopsida
- C. Sphenopsida
- D. Prteropsida
View Answer
C. Sphenopsida
Types of behaviour enabling pillbugs to reach moist area is___________?
Options:
- A. Kinesis
- B. Taxes
- C. Instinct
- D. Learning
View Answer
A. Kinesis
Number of pairs of cranial nerves is__________?
Options:
- A. 10
- B. 11
- C. 12
- D. 13
View Answer
C. 12
What is the function of synapse________________?
Options:
- A. To allow nerve impulse to move in backward direction
- B. To decrease the speed of nerve impulse
- C. To stop the nerve impulse
- D. To provide cytoplasmic connection between neurons.
View Answer
B. To decrease the speed of nerve impulse