TLS Online TPP Program

#Question id: 12486


Which of the following process occur in prometaphase?

#Unit 2. Cellular Organization
  1. Chromosomal material condenses to form compact mitotic chromosomes.
  2. Chromosomes are seen to be composed of two chromatids attached together at the centromere.
  3. Cytoskeleton is disassembled, and mitotic spindle is assembled, and nuclear envelope disassemble.
  4. Chromosomal microtubules attach to kinetochores of chromosomes and chromosomes are moved to spindle equator.
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TLS Online TPP Program

#Question id: 11411

#Unit 10. Ecological Principles

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: 11412

#Unit 10. Ecological Principles

following is criteria to qualify Hot spot.

a) r-selected species

b) High numbers of endemic species

c) Many different types of habitats

d) k- selected species

TLS Online TPP Program

#Question id: 11413

#Unit 10. Ecological Principles

Which of the following is NOT an attribute of a species that makes it vulnerable to extinction?

TLS Online TPP Program

#Question id: 11414

#Unit 10. Ecological Principles

Which of the following combination of species feature that affecting a species’ sensitivity to extinction?

TLS Online TPP Program

#Question id: 11415

#Unit 10. Ecological Principles

Below is a list of various bird groups, with their typical age at maturity (in years). Which of these would you expect to have the greatest annual survival?

TLS Online TPP Program

#Question id: 12564

#Unit 10. Ecological Principles

A prime factor promoting the adaptive radiation of Darwin's finches on the Galapagos Islands was the