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Grade 4 science review
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A baby mosquito is called a....
larva
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Are elephants cold-blooded or warm-blooded animals?
Warm-blooded
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What are the hollow tubes inside a pants stem called?
Xylem and phloem
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Name two animals that can survive in cold climates
Polar bear, penguin
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What does the stem do?
The stem holds up the leaves and carries water to leaves and flowers
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If an animal as 1 or 2 babies, they....
take care of them
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How do penguins bodies help keep them warm?
Thick blubber and feathers
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Where do polar bears live?
Arctic
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Do viviparous parents care for their young?
Yes, they protect and feed their young
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What groups of animals are oviparous?
Birds, fish, reptiles and insects.
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How to snakes and lizards become active?
They bask in the sun.
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A baby butterfly is called a...
caterpillar
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Name a place with a hot climate
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Snakes and lizards are... a) birds b) mammals c) reptiles
C) reptiles
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____ are viviparous animals.
Mammals
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How does water travel through a plant?
Water travels through hollow tubes
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A baby frog is called a ....
tadpole
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What are the hollow tubes inside a plants leaves called?
Veins
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Oviparous animals .....
lay eggs
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Name this type of root.
Fibrous root
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If an animals has many babies, they ......
do not take care of them.
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Name this type of root.
Tap root
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Complete the sentence: A tree's stem is called its ____.
trunk
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Describe the process of pollination.
A bee collects nectar. Pollen from anthers stick to the bee. The bee takes pollen to other flowers. The bee puts pollen onto the stigma.
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What is climate?
The weather
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Name a place with a cold climate
Antarctica
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Name this type of root.
Storage root
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What is photosynthesis?
When leaves use energy from the sun, carbon dioxide and water to make sugar and oxygen.
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How do elephants keep themselves cool?
They use their ears as fans and take baths
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Polar bears are covered in feathers to keep them warm/ T/F
F, they are covered in thick fur
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What are the three things roots do?
1. Roots hold the pant in the soil. 2. Roots anchor the plant. 3. Roots take water from the soil.
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Where do penguins live?
Antarctica
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Name three animals that live in hot climates
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Penguins and polar bears are cold-blooded animals. T/F
F
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Viviparous animals.......
Give birth to live young/ have live babies
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Roots grown up from the ground. T/F
F
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Name the parts of a flower
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Name three animals that are viviparous
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