MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Evolution by Natural Selection

A process in ...

Question

A process in which the fitness of one species is significantly lowered in the presence of another species is

A

competition

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

parasitism

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

predation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

proto co-operation

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A competition
Interspecific competition reduces fitness (measured in terms of r, the intrinsic rate of increase).

Suggest Corrections

thumbs-up

1

Similar questions

Q. Identify the correct statements among the following

I)Intraspecific competition is a potent force in the process of organic evolution.
II)Feeding efficiency of one species might be increased due to interfering and inhibitory presence of the other species, even the resources are abundant.
III)Fitness of one species is significantly lower in the presence of another species.
IV)when the resources are limited, the competitively superior species will eliminate the other species.

Q. If feeding efficiency of one species is reduced due to another species in the presence of abundant resources, it is called

Q. Symbiosis is a relationship in which a member of one species lives in intimate association with a member of another species.

Q. An international convention regulating trade in endangered species, especially bears and tigers, could be significantly weakened were it not for restrictions on captive breeding of endangered species, warn conservation and animal welfare groups.

A) could be significantly weakened were it not for restrictions on captive breeding of endangered species, warn conservation and animal welfare groups.

B) could be significantly weakened if restrictions on captive breeding of endangered species aren't eased, warn conservation and animal welfare groups.

C) couldn't be significantly weakened without restrictions on captive breeding of endangered species being eased, warn conservation and animal welfare groups.

D) can't be significantly weakened if restrictions on captive breeding of endangered species are eased, warn conservation and animal welfare groups.

E) could be significantly weakened if restrictions on captive breeding of endangered species are eased, warn conservation and animal welfare groups.

Q. In laboratory experiments, two species of the protist Paramecium were grown alone and in the presence of another species. The following graphs show growth of species 1 (left) and species 2 (right), both along and when in mixed culture.

Interpretation of these graphs shows that

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Mechanism of Evolution

BIOLOGY

Watch in App

explore_more_icon

Explore more

Evolution by Natural Selection

Standard XII Biology

Join BYJU'S Learning Program

CrossIcon