Q-2
(c) () and (iv) are balanced.
(d) ), () and (iii) are balanced.
Identify me: I am the vessel which carries blood away from the heart to various
organs of the body,
State whether the following statement is true or false. Correct it if it is incorrect.
"The Centre of the reflecting surface of a spherical mirror is called the pole of the
mirror
Fill in the blank to make the given statement correct.
The substances that are decomposed by biological process are called
substances.
Q-4
SECTION B
Answer the following questions. Each question carries 2 marks)
Answers
Answer:
in ture or false: it is correct
fill ups: biodegradable waste
identify me: aorta...
....
.....
Answer:
Answer of identify me : The arteries (red) carry oxygen and nutrients away from your heart, to your body's tissues. The veins (blue) take oxygen-poor blood back to the heart. Arteries begin with the aorta, the large artery leaving the heart.
True or false: answer--The point where the principal axis pierces the mirror is called the pole of the mirror. Compare this with the poles of the earth, the place where the imaginary axis of rotation pierces the literal surface of the spherical earth.
Fill in the blanks answer: The substance which can be easily decomposed by natural decomposers is called as biodegradable wastes such as humans and animal excreta, plant waste.