Vulnerability to extinction can be linked to species following characteristics. Which of the following statement are correct?

 A. Rare species are more prone to extinction than common ones.

 B. Species that are capable of migrating between fragments of habitat, such as between mainland areas and islands, may be more resistant to extinction

 C. Organisms that are specialists are more likely to go extinct

 D. Species with naturally long life spans may be more likely to become extinct

TLS Online TPP Program

#Question id: 354

#Unit 1. Molecules and their Interaction Relevant to Biology

You have a freshly prepared 0.1 M sucrose (molecular mass 342) solution, which means ________.

TLS Online TPP Program

#Question id: 24252

#Unit 2. Cellular Organization

Histone-fold domain are responsible for the formation of assembly of mediates the assembly of

TLS Online TPP Program

#Question id: 11252

#Unit 10. Ecological Principles

A populations of scale insects exhibited superior survival when transplanted within, rather than between, ponderosa pine trees. Variation in antiherbivore defenses among individual ponderosa pines thus appears to be paralleled by variation in genotypes of the scale insects that infest them. If this is the case, then the experiment demonstrates __________.

TLS Online TPP Program

#Question id: 11880

#General Aptitude

The HCF and LCM of two numbers are 21 and 84 respectively. If the ratio of the two numbers is 1 : 4, then the largest of the two numbers is

TLS Online TPP Program

#Question id: 5142

#Unit 5. Developmental Biology

The D set of blastomeres is the “organizer” of snail embryos. Experiments have demonstrated that the non-diffusible polar lobe [cortical] cytoplasm that is localized to the D blastomere is extremely important in normal molluscan development.  Which of the following is incorrect?