Science - NCERT Solutions - GeniusJnr

Use the following information to answer the next question.

Kharif crops are sown during the ____i____, while Rabi crops are sown during the ____ii______.

The information in which alternative completes the given statement?

Which of the following crops is a Kharif crop?

Use the following information to answer the next question.

The ploughing of field is the first step in the process of crop plantation.

Which of the following statements about the usefulness of ploughing is incorrect?

Two numbers have 12 as their HCF and 350 as their LCM (True/False).

If a and b are relatively prime numbers, then what is their LCM?

If a and b are relatively prime numbers, then what is their HCF?

For what value of n, 2ⁿ ✕ 5ⁿ ends in 5.

The sum of two irrational number is an irrational number (True/False).

Which of the following statements about the advantages of using manure is incorrect?

Every even integer is of the form 2m, where m is an integer (True/False).

The product of any three consecutive natural number is divisible by 6 (True/False).

Use the following information to answer the next question.

Weeds are unwanted plants that grow along with crop plants. The process of removing weeds is known as weeding.

Weeding is necessary because weeds