Grade 2 science (NSO) : Animals


Lets brush up on the basics first. The class 1 lessons will give a nice overview of the animal life.

Animals: Classification


Animals:Collective nouns


Animals:Animal homes

Animals:Sounds animals make

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Papers : NSO Grade 1

NSO papers for class 1









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Animal Lifecycle

Animals that Grow Up (Simple Life Cycle):

Most animals including fish, mammals, reptiles and birds have very simple life cycles:

  • they are born (either alive from their mother or hatched from eggs)
  • they grow up

These animals have three stages — before birth, young and adult.  The young are typically similar to the parent, just smaller.  The young slowly “grow” to become adults.


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Animals:Animal homes

Animals live in a variety of different kinds of homes from holes in the ground, to caves, nests and trees.

Ant – Anthill

Pig – Pigsty

Bee – Beehive

Bird – Nest

Bear – Cave

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Animals:Sounds animals make

  • Antelopes– snort
  • Badgers– growl
  • Bats– screech
  • Bees– buzz
  • Big cats(tigers, lions, jaguars & leopards) – roar growl, snarl
  • Cats– mew, meow, purr
  • Chickens– cluck (female)
  • Cattle– moo
  • Crickets– chirp
  • Crows– caw, cah
  • Deer– bellow (male)
  • Dogs/wolves – bark, howl,

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Animals:Fun facts

Fun animal facts

  • Rats breed so quickly that in just 18 months, 2 rats could have created over 1 million relatives.

  • The blue whale can produce the loudest sound of any animal. At 188 decibels, the noise can be detected over 800 kilometres away.

  • Horses and cows sleep while standing up.

  • Giant Arctic jellyfish have tentacles that can reach over 36 metres in length.

  • Locusts have leg muscles that are about 1000 times more powerful than an equal weight of human muscle.

  • Hummingbirds are so agile and have such good control that they can fly backwards.

  • Instead of bones, sharks have a skeleton made from cartilage.

  • Insects such as bees, mosquitoes and cicadas make noise by rapidly moving their wings.

  • The horn of a rhinoceros is made from compacted hair rather than bone or another substance.

  • Sharks lay the biggest eggs in the world.

  • Even when a snake has its eyes closed, it can still see through its eyelids.

  • Unlike humans, sheep have four stomachs, each one helps them digest the food they eat.

  • Despite the white, fluffy appearance of Polar Bears fur (which is transparent), it actually has black skin.

  • As well as being a famous Looney Tunes character, the Tasmanian Devil is a real animal that is only found in the wild in Tasmania, Australia. It is the largest carnivorous marsupial in the world.

  • The average housefly only lives for 2 or 3 weeks.

  • Mosquitoes can be annoying insects but did you know that it’s only the female mosquito that actually bites humans.

  • Cats use their whiskers to check whether a space is too small for them to fit through or not.