Available Answers

1. 1.

   Name the following.

   1. An organism whose body consists of a single cell.
   2. Part of a touch-me-not plant that curl up when touched.
   3. Part of a plant that grows towards the light.
   4. Part of a plant that grows towards gravity.
   5. Green plants are also known as this.
   S A M P L E

   www.bigslate.com

   Answer:

   S A M P L E

   1. Amoeba
   2. Leaves
   3. Shoot
   4. Root
   5. Autotrophs
2. 2.

   Write T for the true statement and F for the false one. Correct the false statement(s).

   1. Only living things form a part of our environment.
   2. Living things like plants and animals are called abiotic components.
   3. Leaves are green because they contain a green pigment called chlorophyll.
   4. Bacteria and fungi are common decomposers.
   5. Animals do not help plants in any way.
   S A M P L E

   www.bigslate.com

   Answer:

   S A M P L E

   1. False Both living and non-living things form a part of our e...
   2. False Living things like plants and animals are called biotic ...
   3. ...
   4. ...
   5. ...
3. 3.

   Match the following.

   Column A	Column B
   1. Light	a. Mammals
   2. Cold-blooded animals	b. Reptiles
   3. Warm-blooded animals	c. Rich in nutrients
   4. Oxygen	d. Helps in pollination
   5. Wind	e. Used by plants for photosynthesis
   6. Soil	f. Respiration

    

   S A M P L E

   www.bigslate.com

   Answer:

   S A M P L E

   1. (e) Used by plants for photosynthesis
   2. (b) Reptiles
   3. (a) Mammals
   5. (d) Helps...
   6. ...
4. 4.

   Choose the correct option.

   1. A group of tissues performing a particular function in the body form an
      1. cell
      2. tissue
      3. organ
      4. organ system
   2. Which of these is a multicellular organism?
      1. Amoeba
      2. Paramoecium
      3. Human beings
      4. None of these
   3. All animals fall in the category of
      1. heterotrophs
      2. autotrophs
      3. decomposers
      4. primary consumers
   4. Biotic components include
      1. air, water, and plants
      2. plants and animals
      3. air, water, and soil
      4. soil, plants, and water
   5. Abiotic components include
      1. air, water, and plants
      2. plants and animals
      3. air, water, and soil
      4. soil, plants, and water​​​​​​
5. 5.

   Fill in the blanks with the correct words.

   1. Things around us can be divided into _____________ and _____________ (herbivores/carnivores/living/non-living).
   2. A _____________ (cell/organism) is the smallest structure that is able to function independently.
   3. A group of similar cells that perform a particular form a/an _____________ (tissue/organ).
   4. _____________ (Growth/Breathing) is a part of respiration.
   5. Bacteria and fungi are common _____________ (decomposers/scavengers).
   6. _____________ (Temperature/Air) affects the distribution of plants and animals across the planet.
6. 6.

   Write two examples for each of the following.

   1. Unicellular organisms
   2. Biotic components
   3. Primary consumers
   4. Scavengers
   5. Decomposers
   6. Abiotic components