Identify the animals shown in the picture. Find out what is common between them and select the correct option.
A Both X and Y lack backbone.
B Both X and Y have four stages in their life cycles.
C Both X and Y lay eggs in water.
D Newly hatched young ones of both X and Y resemble adults respectively.
does young frog and adult frog are same?
Refer to the given word grid and select the option that is not hidden in it.
A Fibrous part of our diet
B Disease caused due to female mosquito bite
C Disease caused due to deficiency of iron
D Disease that spreads through direct contact
There is no dengue so how is it correct?
A point object is placed in front of a plane mirror. If the object and the mirror start moving away from each other with speed v along a straight line, then speed of the image with respect to mirror is
Which statement is incorrect regarding the given figure?
AProcess Q helps to obtain salt from sea water.
BThe mirror in the bathroom becomes foggy when we take hot shower due to process P.
CProcess S results in dew drops on surface of leaves in winter morning.
DProcess R is decelerated if humidity in the air is high.
Need more explanation on this topic.
A laser beam is directed at the surface of a smooth, calm pond as represented in the diagram below.
Which organisms could be illuminated by the laser light?
AThe bird and the fish
BThe crab and the seaweed
CThe bird and the seaweed
DThe crab and the fish
When a soft drink bottle is opened, there is sudden occurrence of effervescences. Why?
AGas moves from low atmospheric pressure to high atmospheric pressure.
BThere is pressure difference inside and outside.
CIt is a tendency of CO2 gas to expand.
DAll of these
Which of the following statements is INCORRECT?
A Brain controls all the body parts through nerves.
B When we breathe in air, the lungs increase in size.
C Similar cells join together to form organs.
D Reproductive system of men is different from women.