Home
Class 11
BIOLOGY
Assertion : Productivity generally incre...

Assertion : Productivity generally increases from polar regions toward the tropics.
Reason : It is due to increasing sunlight and temperature toward the tropics.

A

If both A and R are true and R is the correct explanation of A.

B

If both A and R are true but R is not the correct explanation of A.

C

If A is true but R is false.

D

If both A and R are false.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ECOSYSTEM

    PRADEEP|Exercise Multiple choice question|82 Videos

  • DIGESTION AND ABSORPTION

    PRADEEP|Exercise CURIOSITY QUESTIONS|6 Videos

  • EXCRETORY PRODUCTS AND THEIR ELIMINATION

    PRADEEP|Exercise Curiosity Questions|7 Videos

Similar Questions

Explore conceptually related problems

Assertion : A gas can be liquified at any temperature by increase of pressure alone. Reason : On increasing pressure the temperature of gas decreases

Assertion (A) : The electrical conductivity of a semiconductor increases with increase in temperature. Reason (R ) : With increase in temperature, large number of electrons from the valence band can jump to the conduction band.

Assertion (A): pH of water increases with an increase in temperature. Reason (R) : K_(w) or water increases with increase in temperature.

Assertion: pH of water increases with increases in temperature . Reason : With increase in temperature, K_w of water increases.

Assertion : If pressure is increased , bulk modulus of gases will increase. Reason : With increase in pressure , temperature of gases also increases .

Assertion (A): Ionic conductivities increase with increase of temperature and pressure. Reason (R): Viscosity of water decreases with increasew of temperature and increases with the increases of pressure.