Four closed beakers contain ice, water, steam, and water vapor, as shown in the given figure. Their respective temperatures are –5° C, 30° C, 115° C, and 45° C.
Aice < water < steam < water vapor
Bwater < ice < steam < water vapor
Cice < water < water vapor < steam
Dwater < ice < water vapor < steam
Study the given flow chart and select the option which can fill empty spaces X, Y and Z correctly.
AX - Rice, Y - Almond, Z - Milk
BX - Rice, Y - Milk, Z - Apple
CX - Mango, Y - Wheat, Z - Rice
DX - Milk, Y - Black gram, Z - Bajra
how can you answer B
Study the description given below.
Which of the following pairs of plants can 'X' and 'Y' be?
A Water lily-----Water lettuce
B Water hyacinth-----Water lily
C Water lettuce-----Watch hyacinth
D Water moss fern-----Water lily
No description given need explanation
Energy used by green plants to make food is __________.
A Wind energy
B Potential energy
C Chemical energy
D Solar energy
Which of the following statements regarding vermicompost is correct?
(A) It is prepared from plant and animal wastes by red worms.
(B) It is harmful for the animals living in the soil.
(C) It is less beneficial for plants than chemical fertilizers.
(D) All of these.
If the Sun is as big as a 'Football', then the Earth will be as small as a
(A) Ping pong ball
(B) Bean seed
(C) Tennis ball
(D) None of these
Which mark is necessary on electric appliances?
what is full form of ISI
Raju is a labourer and works at the site of flyover construction. He works very hard from morning to night. He needs to have strong muscles and bones as he has to carry heavy bricks, cement and other things from one place to another.
Which of these food items would help him to build strong body?