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TLS Online TPP Program

#Question id: 9238

Which of the following is a consequence of biological magnification?

#9. Diversity of Life Forms

  1. Toxic chemicals in the environment pose greater risk to top-level predators than to primary consumers.

  2. Populations of top-level predators are generally smaller than populations of primary consumers.

  3. Only a small portion of the energy captured by producers is transferred to consumers.

  4. The amount of biomass in the producer level of an ecosystem decreases if the producer turnover time increases

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TLS Online TPP Program

#Question id: 6952

#5. Developmental Biology

Which technique is commonly used for gene knock-out in mice?
TLS Online TPP Program

#Question id: 23425

#Aptitude

Pointing to a photograph of a boy Suresh said, ”He is the son of the only son of my mother.” How is Suresh related to that boy?
TLS Online TPP Program

#Question id: 23607

#Aptitude

Pointing to a lady a person said, “The son of her only brother is the brother of my wife.” How is the lady related to the person?
TLS Online TPP Program

#Question id: 3025

#2. Cellular Organization

Penicillin is an antibiotic that inhibits enzymes from catalyzing the synthesis of peptidoglycan, so which prokaryotes should be most vulnerable to inhibition by penicillin?
TLS Online TPP Program

#Question id: 5022

#11. Evolution and Behavior

Almost all of the major animal body plans seen today appeared in the fossil record over 500 million years ago at the beginning of the