Question

. How many chambers are there in human heart?

3. Where is male gamete located in the flower?

(a) Anther (b) Ovary (c) Ovule (d) Pistil

4. Name of blood component which is liquid and contains 90% water.

(or)

The rear view mirror of a car is a plane mirror. A driver is reversing his car at a speed of 2 m/s. the

driver sees in his rear view mirror the image of a truck parked behind his car. The speed at which the

image of the truck appears to approach the driver will be.

5. Write the methods of Asexual reproduction in plants.

6. A simple pendulum completes 40 oscillations in 20 seconds. What is the time period of the

pendulum?

(or)

A train takes 4 hours to cover 240 Km distance. Calculate the speed​

Answer 1

Answer:

There are four chambers in heart