Living Organisms & Their Environment

25 Questions | By Asha26 | Updated: Mar 22, 2022 | Attempts: 424

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Living Organisms & Their Environment - Quiz

This quiz will test the knowledge of students about the topic. It will cover everything done during taught sessions. Please note that some questions have MORE THAN ONE answer.

Questions and Answers

1.

Who developed the classification system that is used today?
- A.
  
  Charles Darwin
- B.
  
  Louis Pasteur
- C.
  
  Edward Jenner
- D.
  
  Carl Linnaeus
- E.
  
  Robert Hooke
2.

Choose the correct order for a classification system
- A.
  
  Kingdom, Phylum, Class, Order, Family, Genus, Species
- B.
  
  Kingdom, Class, Phylum, Genus, Order, Species
- C.
  
  Phylum, Kingdom, Class, Family, Order, Species, Genus
- D.
  
  Phylum, Class, Order, Kingdom, Genus, Species
- E.
  
  Species, Genus,Family, Order, Class, Phylum, Kingdom
3.

The Fungi kingdom is classified as
- A.
  
  Eukaryotic, multicellular
- B.
  
  Eukaryotic, unicellular
- C.
  
  Prokaryotic, unicellular
- D.
  
  Prokaryotic, multicellular
- E.
  
  None of the above
4.

The science of naming & classifying organisms is called
- A.
  
  Taxonomy
- B.
  
  Binomial nomenclature
- C.
  
  Systematics
- D.
  
  Mutualism
- E.
  
  A and C
5.

Using the binomial system, an organism is named using its
- A.
  
  Kingdom
- B.
  
  Phylum & class
- C.
  
  Genus & species
- D.
  
  Parasitic associate
- E.
  
  Mode of reproduction
6.

Which type of relationship is considered beneficial for both organisms?
- A.
  
  Predator- prey
- B.
  
  Mutualism
- C.
  
  Commensalism
- D.
  
  Parasitism
- E.
  
  Consumer- producer
7.

Which of the following is false about the advantages of classifying organisms?
- A.
  
  It is easier to identify a specific organism
- B.
  
  All organisms in a group will have similar features which can be described
- C.
  
  Classification groups are universal
- D.
  
  Classifying organisms in the future is made easier
- E.
  
  Only scientist can understand how organisms are classified
8.

The scientific name for a human is
- A.
  
  Man
- B.
  
  Canis lupus
- C.
  
  Homo canis
- D.
  
  Cannabis sativia
- E.
  
  Homo sapien
9.

Which of the following is NOT a vertebrate
- A.
  
  Fish
- B.
  
  Cat
- C.
  
  Turkey
- D.
  
  Lobster
- E.
  
  Bear
10.

Which of the following are found in the Kingdom Animalia?
- A.
  
  Tapeworm
- B.
  
  Bird
- C.
  
  Lichen
- D.
  
  Snake
- E.
  
  B and D
11.

In a food chain/ web plants are called
- A.
  
  Primary producers
- B.
  
  Secondary producers
- C.
  
  Tertiary consumers
- D.
  
  Secondary consumers
- E.
  
  None of the above
12.

In the diagram above identify ALL the secondary consumers
- A.
  
  Hawk
- B.
  
  Deer
- C.
  
  Snake
- D.
  
  Frog
- E.
  
  Trees
13.

Humans are an example of
- A.
  
  Predator
- B.
  
  Omnivore
- C.
  
  Herbivore
- D.
  
  Prey
- E.
  
  Carnivore
14.

The level at which an organism feeds in a food web is known as a
- A.
  
  Pyramid of energy
- B.
  
  Food chain
- C.
  
  Trophic level
- D.
  
  Pyramid step
- E.
  
  None of the above
15.

The most accurate way of determining energy loss in a food web is by using a
- A.
  
  Calculator
- B.
  
  Pyramid of biomass
- C.
  
  Pyramid of energy
- D.
  
  Guessing
- E.
  
  Pyramid of numbers
16.

Which of the following act as decomposers in an ecosystem?
- A.
  
  Bacteria
- B.
  
  Viruses
- C.
  
  Parasites
- D.
  
  Fungi
- E.
  
  A and D
17.

Carbon is NOT essential in which compound?
- A.
  
  Protein
- B.
  
  Carbohydrate
- C.
  
  Water
- D.
  
  Fat
- E.
  
  Glucose
18.

Which of the following DO NOT release carbon into the atmosphere?
- A.
  
  Respiration
- B.
  
  Combustion
- C.
  
  Photosynthesis
- D.
  
  Fossilisation
- E.
  
  Death
19.

What percentage of carbon dioxide is found in the atmosphere?
- A.
  
  0.03%
- B.
  
  3%
- C.
  
  40%
- D.
  
  13%
- E.
  
  28%
20.

The conversion of nitrogen to a more suitable form in the nitrogen cycle is called
- A.
  
  Nitrification
- B.
  
  Nitrogen fixation
- C.
  
  Denitrification
- D.
  
  Detoxification
- E.
  
  None of the above
21.

This pyramid is an example of what
- A.
  
  Pyramid of biomass
- B.
  
  Classification table
- C.
  
  Pyramid of energy
- D.
  
  Pyramid of numbers
- E.
  
  A and D
22.

The organisms which feed on faeces & waste material in an ecosystem are called
- A.
  
  Decomposers
- B.
  
  Denitrifying bacteria
- C.
  
  Detritivores
- D.
  
  Nitrogen fixing bacteria
- E.
  
  Garbage collectors
23.

Why is it difficult to integrate nitrogen gas from the atmosphere into the nitrogen cycle?
- A.
  
  Nitrogen is not very abundant int he atmosphere
- B.
  
  Few organisms can directly utilize atmospheric nitrogen gas
- C.
  
  Most plants do not require organic nitrogen compounds for survival
- D.
  
  Oceans quickly absorb nitrogen gas
- E.
  
  Living organisms quickly absorb nitrogen gas
24.

What human activity has added the most carbon to the atmosphere
- A.
  
  Mining fossil fuels
- B.
  
  Burning fossil fuels
- C.
  
  Cutting down rain forests
- D.
  
  Increasing soil erosion
- E.
  
  None of the above
25.

____ fixes carbon into green plants
- A.
  
  Denitrification
- B.
  
  Photosynthesis
- C.
  
  Carbonation
- D.
  
  Hydrolysis
- E.
  
  Bacteria