SCIENCE REVISION

SCIENCE REVISION

By Mr Siabei

Pollination happens when pollen grains land on the sticky stigma.​

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POLLINATION

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1. warmth

2. Air

3. Water​

Germination needs

Germination is when seeds start to grow.

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Multiple Choice

The part of the flower on which the pollen grains land.

• pistil
• stamen
• style
• stigma

Multiple Choice

The part of a flower that produces the male reproductive cells (pollen).

• anther
• style
• stigma
• filament

Multiple Choice

The yellow, powdery stuff on the stamens

• Pollen
• Dust
• Mites
• Germs

Multiple Choice

What attracts insects for pollination?

• anther
• ovary
• stigma
• petals

Multiple Choice

Pollination is the process by which pollen

• causes people to sneeze
• is formed inside a plant
• moves from stamen to pistil

Multiple Choice

In which structure do seeds develop?

• Anther
• Ovary
• Pollen Grain
• Spore

Multiple Choice

The purpose of seed dispersal is for the seeds to __________.

• germinate at the same time

• move to the same place and grow

• move further away from the parent plant

• compete with one another for minerals in the soil

Multiple Choice

How are coconuts dispersed?

• by animals

• by water

• by wind

Multiple Choice

How are dandelion seeds dispersed?

• by animals

• by explosion or bursting

• by wind

Multiple Choice

How are raspberries dispersed?

• by animals

• by explosion or bursting

• by water

Multiple Choice

My fruits have wings to move with wind . What is likely my dispersal method?

• wind
• water 
• animals
• explosive action

Multiple Choice

My pod splits open and seeds are thrown out with a force. What is likely my dispersal method?

• wind
• water 
• animals
• explosive action

THE HUMAN BODY

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Draw

NAME THE PARTS YOU KNOW

The skeleton has three jobs

1. Protection

2. Support

3. Movement​

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Multiple Choice

Which is not a function of skeletal system?

• Protection

• Gas exchange

• Movement

• Shape and support

Multiple Choice

What is a joint?

• The place where 2 or more bones meet.

• A thin membrane that covers the surface of a bone.

• A band of tissue that holds the bones together

• Connective tissue

Multiple Choice

What is the function of the bone marrow?

• To make protein

• To make red blood cells and white blood cells

• reduce friction

• to hold bones together

Multiple Choice

The scientific name for skull is______________.

• cranium
• brain
• head
• noggin

Multiple Choice

What bone is this?

• Patella
• Pelvis
• Ulna
• Radius

Multiple Choice

What are the functions of the skeleton?

• A) protection
• b) Body shape 
• C) movement
• D) A,b and c

Multiple Choice

The ribs protect your...

• heart
• lungs
• liver
• all of the above

Multiple Choice

Brain is protected by ...

• skull

• ribs

• spine

• chest bone

Multiple Choice

How many bones does an adult human have?

• 602
• 306
• 206

Multiple Choice

Muscles can __________to move bone

• Get smaller
• Shorten or Contract
• bigger

Multiple Choice

What is a skeleton?

• Tissues that contract to create movement
• Tissues that relax to create movement
• A framework that supports and protects an animal 
• Small tubes that help vertebrae support the spinal cord

ANIMALS​

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• ​VERTEBRATES (FARMB)

• INVERTEBRATES​

1. HOT

2. COLD

3. WATER

4. HABITAT​

ADAPTATIONS

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Multiple Choice

_______________ is when an animal blends into its environment.

• camouflage
• mimicry
• warning coloration