Biology
Grade-9
Easy
Question
Which of the following is a freshwater ecosystem?
- River
- Ocean
- Estuary
- Mangrove
Hint:
The type of water body that flows through different landscapes ending in an ocean.
The correct answer is: River
- River is an example of fresh water ecosystem.
- These are flowing water bodies that pass through various landscapes and end in an ocean.
- The river ecosystem is classified under lotic ecosystem or free flowing ecosystem.
- Rivers are important because they support for irrigation, potable water, transportation, etc.
Related Questions to study
Biology
Which of the following is categorized under the lentic ecosystem?
Which of the following is categorized under the lentic ecosystem?
BiologyGrade-9
Biology
Which is the largest ecosystem?
Which is the largest ecosystem?
BiologyGrade-9
Physics
Which of the following is not an example of friction?
Which of the following is not an example of friction?
PhysicsGrade-9
Physics
If the irregularities of the surfaces shown in the figure decreases, the friction will _____.
If the irregularities of the surfaces shown in the figure decreases, the friction will _____.
PhysicsGrade-9
Physics
If the irregularities of the surfaces shown in the figure increases, the friction will ____.
If the irregularities of the surfaces shown in the figure increases, the friction will ____.
PhysicsGrade-9
Physics
What is the figure showing?
What is the figure showing?
PhysicsGrade-9
Physics
A lubricant _____.
A lubricant _____.
PhysicsGrade-9
Physics
If we spill oil on the floor, the friction of the floor will
If we spill oil on the floor, the friction of the floor will
PhysicsGrade-9
Physics
A toy with wheels released with the same initial speed will travel farthest on a ______.
A toy with wheels released with the same initial speed will travel farthest on a ______.
PhysicsGrade-9
Physics
Which of the following is not a smooth surface?
Which of the following is not a smooth surface?
PhysicsGrade-9
Physics
Which of these affect the force of friction?
Which of these affect the force of friction?
PhysicsGrade-9
Physics
SI Unit to measure friction is
SI Unit to measure friction is
PhysicsGrade-9
Physics
“More is the pressure exerted on the surface, more will be the friction.”
“More is the pressure exerted on the surface, more will be the friction.”
PhysicsGrade-9
Physics
A car is turning on a turn and suddenly a pool of water appears on the road. Which diagram best shows how the pool of water will affect the path of the car after the car goes through it.
A car is turning on a turn and suddenly a pool of water appears on the road. Which diagram best shows how the pool of water will affect the path of the car after the car goes through it.
PhysicsGrade-9
Physics
Sameer is riding his mountain bike. Where does he require less friction?
Sameer is riding his mountain bike. Where does he require less friction?
PhysicsGrade-9
