Home
Class 11
CHEMISTRY
(A): CO pollution is very high from 9AM ...

(A): CO pollution is very high from 9AM to 10 AM in Urban areas
(R): Almost 80% CO is released from Automobiles

A

Both (A) and (R) are true and (R) is the correct explanation'of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

Text Solution

Verified by Experts

The correct Answer is:
A

Both (A) and (R) are true and (R) is the correct explanation.of (A)
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET)|30 Videos
  • ENVIRONMENTAL CHEMISTRY

    AAKASH SERIES|Exercise LEVEL - I (EXERCISE -I) (Definition of terms , Introduction , Environmental segments - Air pollution , Water pollution)|123 Videos
  • ENVIRONMENTAL CHEMISTRY

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LECTURE SHEET)|27 Videos
  • ELEMENTS OF CARBON FAMILY

    AAKASH SERIES|Exercise OBJECTIVE EXERCISE - 3 (Recent AIPMT/NEET Questions) |10 Videos
  • GENERAL ORGANIC CHEMISTRY

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|35 Videos

Similar Questions

Explore conceptually related problems

Some statements regarding air pollution are given. Among them, the correct statements are (a) Above 80% of CO is released from automobiles. (b)in urban areas, at the peak time of the traffic the level of CO is 100 to 500ppm (c) If the percentage of CO-Hb in the blood is 32% it causes immediate death (d) TLV of CO in the atmosphere is 9ppm

The function cos(3x-4) defined from R to R is:

/_\ PQR is isosceles with PQ=PR=7.5cm and QR=9cm. the height PS from P to QR, is 6cm. find the area of /_\PQR . what will be the height from R to PQ i.e. RT?

A simple pedulum consisting of a mass M is attached to a string of length L. Its released from an angle alpha . A pin is located at a distance IltL , below the suspension. If theta is the maximum angle which the string makes after hitting the pin, find cos theta