Options:
- A. 10A
- B. 20A
- C. 30A
- D. 40A
View Answer
B. 20A
Biology
Transport of oxygen by blood takes place with the help of________?
Options:
- A. Erythrocytes
- B. Thrombocytes
- C. Lymphocytes
- D. Leucocytes
View Answer
A. Erythrocytes
Which of the following cells secrete insulin?
Options:
- A. Alpha cells
- B. Delta cells
- C. Nerve cells
- D. Beta cells
View Answer
D. Beta cells
How many hearts does an Octopus have?
Options:
- A. 1
- B. 2
- C. 3
- D. 4
View Answer
C. 3
Typhoid is caused by_________?
Options:
- A. Salmonella typhi
- B. Hepatatis
- C. Bacillus
- D. None of the above
View Answer
A. Salmonella typhi
the food ground in cockroach in______?
Options:
- A. mesentron
- B. crop
- C. gizzard
- D. intestine
View Answer
C. gizzard
PH of fresh Saliva?
Options:
- A. 6
- B. 7
- C. 8
- D. 0
View Answer
C. 8
A line on map connecting places that receives equal solar radiation is called:________?
Options:
- A. Isobar
- B. Isohel
- C. Isochore
- D. None of these
View Answer
B. Isohel
Guard cells of stoma are ________ ?
Options:
- A. Irregular in shape
- B. Convex in shape
- C. Long and cylindrical in shape
- D. Kidney-shaped
View Answer
D. Kidney-shaped
Which one of the following is referred as the species occupation?
Options:
- A. Autecology
- B. Niche
- C. Ecosystem
- D. Biome
View Answer
B. Niche