MyQuestionIcon

1

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

Population Explosion

World populat...

Question

World population doubles in
(a) 15 years
(b) 20 years
(c) 30 years
(d) 35 years

Open in App

Solution

(d) 35 years
World population doubles in 35 years.

Suggest Corrections

thumbs-up

3

Similar questions

The population of a city doubles in every 10 years. If the initial population was \frac{3}{20} million, calculate the population after 30 years .

Q. The population of an invasive species of moth doubles every

5

years. If the initial population is

300

, what will be the population after

15

Q. A population of 100 individual has a doubling time of 25 years. What size will this population be in 100 years?

Q. Mark (✓) against the correct answer
The ages of A and B are in the ratio 5 : 2. After 5 years, their ages will be in the ratio 15 : 7. The present age of A is

(a) 48 years
(b) 36 years
(c) 40 years
(d) 35 years

Q. The ages of A and B are in the ratio 5 : 3. After 6 years, their ages will be in the ratio 7 : 5. The present age of A is

(a) 5 years
(b) 10 years
(c) 15 years
(d) 20 years

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Population Explosion

BIOLOGY

Watch in App

explore_more_icon

Explore more

Population Explosion

Standard X Biology

Join BYJU'S Learning Program

CrossIcon