Practice Questions

TLS Online TPP Program

#Question id: 8845

The experimental approach taken in current biological investigations presumes that

#9. Diversity of Life Forms

simple organic compounds can be synthesized in the laboratory from inorganic precursors, but complex organic compounds like carbohydrates and proteins can only be synthesized by living organisms.
living organisms can be understood in terms of the same physical and chemical laws that can be used to explain all natural phenomena.
although a life force, or vitalism, exists in living organisms, this life force cannot be studied by physical or chemical methods.
living organisms are composed of the same elements present in nonliving things, plus a few special trace elements found only in living organisms or their products.

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TLS Online TPP Program

#Question id: 5215

#11. Evolution and Behavior

What is it about short tandem repeat DNA that makes it useful for DNA fingerprinting?

TLS Online TPP Program

#Question id: 16311

#7. System Physiology – Animal

What is stress?

TLS Online TPP Program

#Question id: 4924

#8. Inheritance Biology

Following statement given for a character

A- Characteristics based on autosomal genes

B- Biparntal inheritance

C-pattern of gene expression depend on parental origin

Which of the following having above statements feature?

TLS Online TPP Program

#Question id: 14477

#13. Methods in Biology

Probability of a card drawn at random from an ordinary pack of cards to be club card is

TLS Online TPP Program

#Question id: 11298

#10. Ecological Principles

A pyramid of numbers shows _____________.