Practice Questions

TLS Online TPP Program

#Question id: 11970

Why do the cells of the digestive system secrete proteolytic enzymes, such as pepsin, in their inactive forms?

#SCPH28 | Zoology

These proteolytic enzymes, in active form, would digest the very tissues that synthesize them.
By secreting inactive enzymes, the catalytic activity of the enzymes is maintained for a longer time.
The stomach is too acidic to maintain these enzymes in their active form.
Inactive pepsin and trypsin are more easily transported across the cell membrane

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TLS Online TPP Program

#Question id: 8858

#SCPH06 I Botany

Which of these factors, when used to label the horizontal axis of the graph in Figure 33.1, would account most directly for the shape of the plot?

TLS Online TPP Program

#Question id: 17265

#SCPH28 | Zoology

Match the geological time period with the diversification events associated with them:

TLS Online TPP Program

#Question id: 14114

#SCPH01 Biochemistry

‘A laboratory, where drugs, chemicals, and other types of biological matter can be analysed and tested by using various liquids’ is called

TLS Online TPP Program

#Question id: 10691

#SCPH28 | Zoology

Following some attributes of biological control agent of parasite

A) General adaptability to the environment.

B) High searching capacity for hosts.

C) K selected strategy

D) Low dispersal ability.

E) Minimal time lag effects in responding to changes in host numbers.

Following above attribute is not ideal for that biological agent?

TLS Online TPP Program

#Question id: 16484

#SCPH28 | Zoology

One of the chief disadvantage of all plasma clot methods is that