Which one of the following is a co-curricular activity in Science teaching?
Black Board
Science Fairs
Text-book
Audio-visual Aids
The main purpose of Evaluation is
to set question paper only
to know learner's performance and bring improvement
to maintain discipline
to conduct examination only
Whose last step is remedial teaching?
Inquiry model
Interpretive teaching
Diagnostic teaching
None of the above
Which of the following bacteria is beneficial for mankind?
Streptococcus
Salmonella
Penicillium
All of these
Gastric juice contains
Pepsin, Lipase, Renin
Trypsin, Lipase, Renin
Trypsin, Pepsin, Renin
Pepsin, Trypsin, Lipase
A.
Pepsin, Lipase, Renin
Gastric juice contains pepsin, lipase, and rennin. Pepsin is secreted in an inactive form as pepsinogen, which is activated by HCl. Pepsin digests proteins into peptones. Lipase breaks down fats into fatty acids. Rennin is a proteolytic enzyme present in the gastric juice. It helps in the coagulation of milk.
Which cells synthesize and secrete testicular hormones (androgens) in a man?
Sertoli cells
Mucous cells
Spermatogonia
Leydig cells