How many parents are necessary for asexual reproduction?

What does ‘multicellular’ mean?

• Multicellular organisms have eukaryotic cells.
• The cells having different types of organelles.

Which word describes an organism that produces its own food?

• Photosynthesis is the process performed by autotrophs to make their own food and energy.
• The process takes place in chloroplast.
• Chloroplast contains green coloured pigment called chlorophyll to trap sunlight for photosynthesis.

The process whereby an organism produces more of its own kind

• Asexual reproduction:- to produce new offspring without gametes formation by a single parent.
• Sexual reproduction:- to produce new offspring by gametes formation with involvement of two parents of different sex (male and female).

A change in an organism's surroundings that causes it to react is called

• Stimulus is required to respond any situation.

Bacteria is an example of a(n) ______ organism.

• The organisms having single cell are called unicellular.
• The organisms having many cells are called multicellular.

All living things are composed of (building blocks of living things)

• Cell is discovered by Robert Hooke.
• Schwann said cell as basic unit of animal structure.
• Schlieden said cell as basic unit of plant structure.

Any living thing is called an

• Unicellular organisms are made up of single cell like amoeba.
• Multicellular organisms are made up of multiple cells like human beings.

Which of the following seem to be at rest in the picture below?

The participants in the race are ____.

Pick the odd one out.

A child peddles his bicycle. Which of the following is true?

The grass shown in the picture is ___..

A fan which is switched on is ____.

A child pushes a brick wall. The brick wall ____.

A person pushes a trolley. It starts to ____.