Practice Questions

TLS Online TPP Program

#Question id: 370

Which of the following statements is true about buffer solutions?

#Unit 1. Molecules and their Interaction Relevant to Biology

They maintain a constant pH of 7.
They maintain a constant pH when acids are added to them but not when bases are added to them.
They fluctuate in pH when either acids or bases are added to them.
They maintain a relatively constant pH when either acids or bases are added to them.

More Questions

TLS Online TPP Program

#Question id: 12490

#Unit 8. Inheritance Biology

Tay-Sachs disease shows autosomal recessive inheritance. Parents of a newly diagnosed affected child are referred for genetic counselling. It would be correct to tell them that:

TLS Online TPP Program

#Question id: 11997

#Unit 10. Ecological Principles

Which statement best contrasts environmentalism with ecology?

TLS Online TPP Program

#Question id: 15985

#Unit 12. Applied Biology

which of the following phytohormones is enhances the immune system of the plant?

TLS Online TPP Program

#Question id: 2161

#Unit 2. Cellular Organization

Facilitated diffusion can be distinguished from passive diffusion by

TLS Online TPP Program

#Question id: 19743

#Unit 3. Fundamental Processes

Which proteins regulates number of repeats in RNA component for telomere lengths