mixed bag

what is (-3) - ( - 7 )

• -10

• 10

• -4

• 4

World enviroment day is celebrated on which day

• 5 June

• 5 July

• 5 August

• None of them

which of the following is abiotic

• flowers

• land

• worms

• trees

which is a human activity that harms our nice enviroment

• grazing

• teaching

• writing

• political activities

In which langauge the word sphaera comes from in biosphere

• English

• Greek

• Latin

• none of the above

in a test , 1 correct answer = 4 points , 1 wrong answer = -2 points .if prayag scores 6 correct answers and 3 wrong answers.what is his score

• 24

• 22

• 19

• 18

Python and java use a compiler . true or false

• True

• False

Which of the following is an antivirus utility

• WinZip

• backupPC

• Bull guard

• all of above

a train travels 15 km south from point a to point b. then it travels 24 km north from point b . how far is the car from point a ?

• 39 km north

• 9km south

• 9 km north

• • 9 km east

WHICH OF THE FOLLOWING IS NOT AN OPERATING SYSTEM

• Ubuntu

• Windows

• open office

• none