Available Answers

1. 1.

   Fill in the blanks:

   1. Blocks in __________ block category are round in shape.
   2. The Sensing block pallate has _____________ colour coded blocks.
   3.  block reports ___________ if the first value is greater than the second value.
   4. When a word is saved  in a variable it is called a ________.
   5. _____________ blocks are used to sense the keyboard input while executing the script.
   6. Variables can hold ____________ value at a time.
2. 2.

   State True or False:

   1. You cannot perform mathematical operations in Scratch.
   2. All the blocks in Operators block category are light blue in colour.
   3. The block evaluates to true if the colour on its Sprite touches another colour.
   4. You can compare mathematical values using Operators block.
   5. You can repeat the actions of Sprite as many time as needed.
3. 3.

   Application based Questions:

   1. Kartik is learning programming in Scratch. He wants to create a new project, which displays random numbers on stage. Suggest him the block he can use for the same.
   2. Priyanka wants to create a new variable 'Score' in her Scratch project Suggest her the appropriate block to do the same.
   3. Riya wants to create a program in Scratch where in the Sprite changes costume 15 times repeatedly. Suggest the block that Riya should use while creating her script. 
4. 4.

   What is the purpose of using a variable?

5. 5.

   List three names of blocks in Operators block, which compare the two values.

6. 6.

   Differentiate between the given set of blocks:
   a. repeat and repeat until
   b. if then and if then else