Explanation

“I'm doing great” is the correct phrase.

This is an idiom (fixed phrase) that English speakers often use in casual speech.

It means the same thing as “I'm doing well,” which sounds more formal.

Explanation

Pressure:

The speed of sound is independent of pressure

i.e. speed remains unchanged by the increase or decrease of pressure. 

Temperature:

The speed of sound is directly proportional to the temperature.

Therefore, as the temperature increases, the speed of sound increases.

Humidity:

The speed of the sound increases in humid air compared to the dry air

Because of the weight of water vapor

Explanation

The plural of deer is deer.

This word is an irregular plural noun

The noun deer is both the singular and the plural 

Explanation

the mouse can help in Computing To move the cursor on the screen

Explanation

C is right answer because question and answer are same

Explanation

Biochemistry is both life science and a chemical science -

it explores the chemistry of living organisms

the molecular basis for the changes occurring in living cells.

Explanation

If all pens have ink and ink dries up,

اگر تمام قلموں میں سیاہی ہو اور سیاہی خشک ہو جائے،

All pens eventually dry up

تمام قلم آخر کار سوکھ جاتے ہیں۔

Explanation

List of major Export Products of Bangladesh

1. Readymade Garments/Textile

2. Jute and Jute Products

3. Fish, Shrimps, and Prawns

4. Leather and Leather Products

Explanation

Sports is the nature of Athletes.

Explanation

The government can help with exports in Pakistan.

help in investment,  to build infrastructure, to apply export policies