Biology - Comprehensive Mock Test 141

Question 1401 Medium

Genetic drift occurs when few individuals of a colonize, the phenomenon is?

A) bottleneck effect B) assortative mating C) founder’s effect D) random mating

---

Solution Breakdown:

No Details

Question 1402 Easy

Phylogenetic evolution refers to?

A) genetic relationship and evolutionary sequence B) similar habitat C) natural affinity of genes D) similar character

---

Solution Breakdown:

No Details

Question 1403 Medium

In a population, group of individuals of similar phenotypes are formed due to differential reproduction due to?

A) genetic drift B) natural selection C) migration D) selective hybridization

---

Solution Breakdown:

No Details

Question 1404 Easy

Retrogressive evolution is shown by ______?

A) man B) birds C) tunicates D) fish

---

Solution Breakdown:

No Details

Question 1405 Medium

Which one of the following phenomena supports Darwin’s concept of natural selection in organic evolution ?

A) Development of transgenic animals B) Production of ‘Dolly’ the sheep by clothing C) Prevalence of pesticide resistant insects D) Development of organs from ‘stem cells’ for organ transplantation

---

Solution Breakdown:

No Details

Question 1406 Easy

Cosmozoic theory was given by ______?

A) Darwin B) Richter C) Aristotle D) Von Baer

---

Solution Breakdown:

No Details

Question 1407 Easy

Which statement is correct ?

A) Lamarck theory – Struggle for existence B) Darwin theory – Use and disuse of organ C) Biogentic law – Recapitulation theory D) Lamarck theory – Theory of continuity of germplasm

---

Solution Breakdown:

No Details

Question 1408 Easy

Industrial melanism is an example of?

A) natural selection B) mutation C) adaptive convergence D) artificial selection

---

Solution Breakdown:

No Details

Question 1409 Easy

Darwin’s natural selection is based on?

A) variations B) prodigality, struggle for existence, survival of fittest C) law of use and disuse D) law of inheritance of acquired characters

---

Solution Breakdown:

No Details

Question 1410 Easy

Theory of Lamarck was based on?

A) adaptive collisions B) adaptive rediations C) adaptive modifications D) none of these

---

Solution Breakdown:

No Details