Classification systems

What do we do when we classify objects?

• We group them with similar objects.

• We separate them randomly.

• We throw them away.

• We ignore them.

Answer explanation

When we classify objects, we group them with similar objects to organize and understand them better. This helps in identifying patterns and relationships among different items.

Fill in the blank: This makes it easier for us to ________ of the world around us.

• to make sense

• to ignore

• to forget

• to get rid

Answer explanation

The phrase 'to make sense' fits best as it implies understanding and interpreting our surroundings, which aligns with the context of the sentence. The other options suggest avoidance or removal, which do not convey comprehension.

We group things all the time, for example, kitchen utensils are grouped into cutlery, plates, bowls, and pots. This statement is (a)   .

• True
• False

Answer explanation

The statement is true because we often categorize items like kitchen utensils into specific groups such as cutlery, plates, bowls, and pots, which helps in organizing and identifying them more easily.

What is the purpose of sorting living organisms into groups?

• To make it easier to study them.

• To make them look similar.

• To increase their population.

• To change their characteristics.

Answer explanation

Sorting living organisms into groups helps scientists organize and study them more effectively. This classification makes it easier to identify relationships, understand biodiversity, and conduct research.

What is the grouping of living organisms called?

• Biological classification

• Photosynthesis

• Cell division

• Genetic mutation

Answer explanation

The grouping of living organisms is known as biological classification, which organizes species based on shared characteristics and evolutionary relationships. The other options do not pertain to the classification of organisms.

How many main groups, called kingdoms, are living organisms divided into?

• Five

• Three

• Six

• Four

Answer explanation

Living organisms are classified into five main kingdoms: Animalia, Plantae, Fungi, Protista, and Monera. Therefore, the correct answer is five.

Which of the following is NOT one of the five main groups of living organisms?

• Bacteria

• Protists

• Fungi

• Minerals

Answer explanation

Minerals are not living organisms; they are inorganic substances. The five main groups of living organisms include Bacteria, Protists, Fungi, Plants, and Animals, making 'Minerals' the correct answer as it does not belong to these groups.

List the five main groups (kingdoms) of living organisms.

• Bacteria, protists, fungi, plants, animals

• Bacteria, viruses, fungi, plants, animals

• Bacteria, algae, fungi, plants, animals

• Bacteria, protists, fungi, plants, minerals

Answer explanation

The correct answer is 'Bacteria, protists, fungi, plants, animals' as these represent the five main kingdoms of living organisms. Viruses and minerals are not classified as kingdoms of life.

According to the chart, which kingdom contains the largest number of organisms?

• Bacteria

• Protists

• Fungi

• Animals

• Plants

Answer explanation

The chart indicates that the kingdom 'Animals' contains the largest number of organisms compared to Bacteria, Protists, Fungi, and Plants, making it the correct choice.

How many types of plants are there according to the chart?

• 290000

• 150000

• 500000

• 100000

Answer explanation

According to the chart, there are 290,000 types of plants. This figure is the highest among the answer choices, indicating a comprehensive classification of plant species.