No student devices needed. Know more
10 questions
The heart, brain, and stomach are made up of groups of:
organelles
organ system
tissues
blood
There are organelles that are found both in animal and plants cells. Which of the following is present only in plant cell?
vesicle
lysosome
ribosome
chloroplast
_______is the liquid portion of planet Earth.
Biosphere
Hydrosphere
Lithosphere
Atmosphere
Gary finished the 500 meter run in 50 seconds? What was his speed?
10 m/s
0.10 m/s
40 m/s
5 m/s
Which of the following is NOT a transverse wave?
Visible light
Water waves
Radio waves
Sound waves
These are the uses of water in our everyday life.
For drinking and for various life processes.
Plays a vital role in the global food industry.
Composed of a single mineral or a group of minerals.
Needed for hydroelectric power production.
Three identical motorcycles are moving on the road. Motorcycle A is speeding up, motorcycle B is slowing down while motorcycle C is moving at a constant speed but swerves from left to right. Which of the three motorcycles experience/s acceleration?
Motorcycle A
Motorcycle B
Motorcycle C
None of these
These are the sources of water pollution.
Litter consisting of plastic items, wrappers, garbage thrown directly in creeks, lakes, or rivers.
Petroleum spills happen either accidentally or deliberately.
Swimming, in-stream consumption of water.
Industrial activities use nearby aquatic resources as accessible waste dumps.
You bought an 18 karats ring which contains 18g of gold. What is the % by
mass of gold in a ring?
65%
75%
85%
95%
If I add more water to this setup, what will happen to the pH?
It will increase and get closer to 7
It will stay the same and not change
It will decrease and get closer to 0
It will increase and get closer to 0
Explore all questions with a free account