In a population 16% individual affected with autosomal recessive diseased. how many are expected to be normal phenotype if population size is 250 ?

#Question id: 29082

#Unit 10. Ecological Principles

There are some major anthropogenic atmospheric gases causing the greenhouse effect, which of the following gas has the most powerful greenhouse effect?

#Question id: 29083

#Unit 10. Ecological Principles

#Question id: 29084

#Unit 10. Ecological Principles

Which of the following gases has the major contribution to global warming?

#Question id: 11403

#Unit 10. Ecological Principles

Several categories of risk of species extinction have been defined. A species can be determined as critical endangered if there is considered to be

#Question id: 11404

#Unit 10. Ecological Principles

You were discovered 4 species in forest, their characteristic as following,

A specie eat only bamboo;

B species eat fruits of many tree species;

C species Short life span;

D species low population variability .

Which of the following species characteristics have been proposed as more prone to extinct?

#Question id: 11405

#Unit 10. Ecological Principles

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

A. Endemism species are more prone to extinction than fragmented

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. Population variability species are less prone to extinct

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