Rivers: Explore River Systems and Their Impact

Question 1

What are the different parts of a river system called?

Accepted Answer

Source, mouth, and tributary

Answer

Basin, valley, and delta

Answer

Load, deposit, and erosion

Answer

Gradient, volume, and width

Question 2

Which action causes the river bed and banks to wear away?

Accepted Answer

Erosion

Answer

Deposition

Answer

Transportation

Answer

Meandering

Question 3

What is the name of the wide, flat area of land where a river flows into a larger body of water?

Accepted Answer

Delta

Answer

Source

Answer

Mouth

Answer

Basin

Question 4

What is the term for the curvy path that a river takes?

Accepted Answer

Meandering

Answer

Deposition

Answer

Erosion

Answer

Transportation

Question 5

What are the different parts of a river system?

Accepted Answer

Source, tributary and delta

Answer

Mountain, river and sea

Answer

Lake, waterfall and estuary

Answer

Forest, field and swamp

Question 6

What do we call the area of land that a river and its smaller streams drain?

Accepted Answer

Catchment area

Answer

Floodplain

Answer

River basin

Answer

Delta

Question 7

What is formed when a river drops the sediment it carries at its mouth?

Accepted Answer

A delta

Answer

A floodplain

Answer

A meander

Answer

An oxbow lake

Question 8

Where does a river begin?

Accepted Answer

At its source

Answer

At its mouth

Answer

At a tributary

Answer

At a confluence

Question 9

Which type of rock erodes most easily by rivers?

Accepted Answer

Soft, crumbly rock

Answer

Hard, solid rock

Answer

Rock with many cracks

Answer

Volcanic rock

Question 10

What do we call a small stream that joins a larger river?

Accepted Answer

A tributary

Answer

A channel

Answer

A meander

Answer

An estuary

Question 11

What is the name for the area of land that often floods when a river overflows?

Accepted Answer

A floodplain

Answer

A delta

Answer

An estuary

Answer

A meander

Question 12

What's the name for the area of land from which water flows into a river?

Accepted Answer

Watershed

Answer

Estuary

Answer

Tributary

Answer

Source

Question 13

Which of these does NOT wear away river banks?

Accepted Answer

Things being put on the banks by humans

Answer

Water hitting the banks

Answer

Rocks hitting each other

Answer

Small pieces of rock carried by the river

Question 14

What do we call a bend in a river?

Accepted Answer

Meander

Answer

Oxbow lake

Answer

Delta

Answer

Floodplain

Question 15

Where does a river meet the sea?

Accepted Answer

Mouth

Answer

Source

Answer

Tributary

Answer

Estuary

Question 16

What is a small stream that joins a bigger river called?

Accepted Answer

Tributary

Answer

Meander

Answer

Estuary

Answer

Floodplain

Question 17

What makes a river bend and create meanders?

Accepted Answer

The erosion of the river bank and the build-up of sediment on the inside

Answer

The presence of trees along the river bank

Answer

Human activities like building dams

Answer

Changes in the weather conditions

Question 18

Which of these is NOT a way that people can affect rivers?

Accepted Answer

The natural wearing away of rocks

Answer

Throwing litter in them

Answer

Building dams to control the flow of water

Answer

Taking water from them for farming

Question 19

Which type of rock is easiest for a river to carve away?

Accepted Answer

Soft rock like sandstone

Answer

Hard rock like granite

Answer

Very hard rock like diamond

Answer

A mix of different types of rock

Question 20

Which of these animals would NOT live in a river?

Accepted Answer

Dolphin

Answer

Salmon

Answer

Frog

Answer

Heron

Question 21

Where does a river usually meet the sea?

Accepted Answer

Estuary

Answer

Source

Answer

Tributary

Answer

Meander

Question 22

What is the name for the new land that a river creates at its mouth?

Accepted Answer

Delta

Answer

Floodplain

Answer

Meander

Answer

Oxbow lake

Question 23

Which of these is NOT something a river does?

Accepted Answer

Produce food using sunlight

Answer

Erode the land

Answer

Transport materials downstream

Answer

Deposit sediment to form new land

Question 24

Where does a river usually start?

Accepted Answer

From a high place, like mountains

Answer

From the sea

Answer

From a forest

Answer

From a very wide lake

Question 25

What do we call the land on each side of a river?

Accepted Answer

Banks

Answer

Hills

Answer

Valleys

Answer

Mountains

Question 26

Which of these actions makes the river banks smaller and smaller?

Accepted Answer

Erosion

Answer

Evaporation

Answer

Condensation

Answer

Deposition

Question 27

What do we call a small river that joins a larger one?

Accepted Answer

Tributary

Answer

Channel

Answer

Meander

Answer

Delta

Question 28

What do we call the place where a river meets the sea?

Accepted Answer

Estuary

Answer

Source

Answer

Tributary

Answer

Bank

Question 29

Which of these is NOT a good thing that rivers give us?

Accepted Answer

Big floods

Answer

Water to drink and use on our farms

Answer

Homes for plants and animals

Answer

Electricity

Question 30

What do we call the bendy shape that a river can make?

Accepted Answer

Meander

Answer

Tributary

Answer

Delta

Answer

Estuary

Question 31

What is something that a river cannot do?

Accepted Answer

Turn water into gas

Answer

Wear away the land

Answer

Drop soil and rocks

Answer

Make bends and curves

Question 32

Which of these is NOT part of a river system?

Accepted Answer

Ocean

Answer

Source

Answer

Mouth

Answer

Tributary

Question 33

What is the process called when water flows over land?

Accepted Answer

Run-off

Answer

Evaporation

Answer

Condensation

Answer

Precipitation

Question 34

Which of these human activities can harm rivers?

Accepted Answer

Building dams without fish ladders

Answer

Planting trees along riverbanks

Answer

Reducing pollution

Answer

Creating nature reserves

Question 35

What is a special feature of a meander?

Accepted Answer

Sharp bends in the river

Answer

Straight sections of the river

Answer

Fast-flowing water

Answer

Narrow riverbed

Question 36

Where does a river begin its journey?

Accepted Answer

River source

Answer

River mouth

Answer

River channel

Answer

River delta

Question 37

What is NOT a part of a river system?

Accepted Answer

Sand dunes

Answer

Source

Answer

Tributary

Answer

Confluence

Question 38

Where does a river start?

Accepted Answer

Source

Answer

Mouth

Answer

Channel

Answer

Bank

Question 39

What do you call a small river that joins a bigger river?

Accepted Answer

Tributary

Answer

Source

Answer

Confluence

Answer

Channel

Question 40

Where do two rivers meet?

Accepted Answer

Confluence

Answer

Source

Answer

Tributary

Answer

Mouth

Question 41

What is the name of the area where a river and its smaller rivers collect water from?

Accepted Answer

Watershed

Answer

Floodplain

Answer

Channel

Answer

Erosion

Question 42

Which of the following is NOT a component of a river system?

Accepted Answer

Hill

Answer

Source

Answer

Tributary

Answer

Confluence

Question 43

What is the process called when water seeps into the ground?

Accepted Answer

Infiltration

Answer

Evaporation

Answer

Precipitation

Answer

Transpiration

Question 44

Which feature is usually found in the upper course of a river?

Accepted Answer

V-shaped valley

Answer

Floodplain

Answer

Meanders

Answer

Estuary

Question 45

What do we call the point where two rivers meet?

Accepted Answer

Confluence

Answer

Mouth

Answer

Source

Answer

Tributary

Question 46

What is the name of the area that is often flooded by a river?

Accepted Answer

Floodplain

Answer

Basin

Answer

Catchment

Answer

Watershed

Question 47

What is the term for the land drained by a river system?

Accepted Answer

River basin

Answer

Tributary

Answer

Floodplain

Answer

Delta

Question 48

What is the highest point of a river called?

Accepted Answer

Source

Answer

Mouth

Answer

Tributary

Answer

Delta

Question 49

What is a small stream called that flows into a larger river?

Accepted Answer

Tributary

Answer

Source

Answer

Floodplain

Answer

Delta

Question 50

How do rivers build up land at their mouths?

Accepted Answer

Deposition

Answer

Erosion

Answer

Transportation

Answer

Weathering

Question 51

Where does a river meet the ocean?

Accepted Answer

Mouth

Answer

Source

Answer

Tributary

Answer

Delta

Question 52

Which famous river flows through London?

Accepted Answer

Thames

Answer

Amazon

Answer

Nile

Answer

Yangtze

Question 53

Where does a river start from?

Accepted Answer

Source

Answer

Mouth

Answer

Channel

Answer

Tributary

Question 54

Which of these is NOT a way that rivers change over time?

Accepted Answer

Evaporation

Answer

Erosion

Answer

Deposition

Answer

Meandering

Question 55

What do we call a smaller river that joins a bigger one?

Accepted Answer

Tributary

Answer

Channel

Answer

Source

Answer

Mouth

Question 56

What is the name of the area of land that a river and its tributaries drain?

Accepted Answer

Catchment area

Answer

Floodplain

Answer

Channel

Answer

Meander

Question 57

Which of these is NOT a feature of a floodplain?

Accepted Answer

Steep slopes

Answer

Rich soil

Answer

High risk of flooding

Answer

Flat land

Question 58

Where does a river end up?

Accepted Answer

Mouth

Answer

Source

Answer

Channel

Answer

Tributary