Tag: biology

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Questions Related to biology

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

Which of the following sets does not contain defining characteristics of living organisms?

  1. Growth and reproduction

  2. Metabolism and cellular level of organisation

  3. Response to stimuli and consciousness

  4. None of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Characters like growth, reproduction, metabolism, responsiveness to stimuli are all defining characteristics of living organisms

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

Choose the correct answers from the alternatives given .
Which of the following is characteristics of living organisms?

  1. To be organised

  2. To respond

  3. To metabolise

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation
Living organisms show certain characteristics that make them different from non-living. 
  • Cellular organization - Each living organism has cells as a basic unit of life. Different organelles are organized to function as a unit inside the cell.
  • Ability to response - a living organism can sense and respond accordingly to external environmental conditions or stimuli. 
  • Metabolism - Different types of chemical reactions occur inside living organisms to maintain their living state. 
All of the given options are characteristics of living organisms. 
So the correct answer is "All of these".
Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

Which of the following statements regarding the universal rules of biological nomenclature is incorrect?

  1. Biological names are either derived from Latin language or are Latinised

  2. The first word in a biological name represents the genus while the second component denotes the species

  3. Both the words in a biological name, when handwritten, are separately underlined, or printed in italics to indicate their Latin origin

  4. The specific epithet starts with a capital letter while the generic epithet starts with a small letter. It can be illustrated with the example of mangifera Indica
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The generic epithet starts with a capital letter while the specific epithet starts with a small letter. It can be illustrated with the example of Mangifera indica.

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

Select the correct option for biological names.

  1. They are binomial

  2. They are descriptive

  3. They are universal

  4. All of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The scientific names or biological names consist of two components- a generic name and a specific epithet. The name with two components are called binomial.
The scientific names are universal, being used all over the world irrespective of the language of the people. They are often descriptive, indicating some important characteristic of the organism.

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?


Life span of Parrot is

  1. 25 yrs

  2. 50 yrs

  3. 140 yrs

  4. 15 yrs
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Each organism has a specific lifespan in which it grows, undergoes a reproductive phase and then dies. Different organisms have a different lifespan.

the approximate lifespan of the parrot is 140-150 years. It has quite a long lifespan then any other birds.

So, the correct option is '140y years'

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

Which of the following improves the capacity of an organism to survive in a particular environment?

  1. Growth

  2. Reproduction

  3. Repair

  4. Adaptation
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Adaptation is the ability of an organism to modify or change according to the conditions of the environment. This ability allows the organism to change some of the structures permanently and evolve to form a more sustainable organism. This property improves the chances of survival of the organism in a particular area. 

Thus, the correct answer is option D. 

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

The process of taking in and giving out of the air is known as 

  1. Breathing

  2. Inhaling

  3. Exhaling

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation
Breathing is process of taking in and giving out of the air for exchange of gases between the internal of body and the external environment. The taking in of air is called as inhalation and giving out of air is called exhalation. It is an important part of respiration and can be done by various organs like nose, skin, gills.
Hence the correct option is A "breathing".
Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

The living and non-living things can be distinguished by 

  1. The living things cannot move

  2. The living things need food

  3. The living things cannot perform respiration

  4. Both B and C
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
The living things require energy for all basic activities like respiration, movement, reproduction. This energy is obtained by break down of food, therefore, living things need food. But non-living things do not require such energy thus they do not need food.
Hence correct option is B "The living things need food".
Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

The removal of the wastes from the body is known as 

  1. Excretion

  2. Digestion

  3. Extraction

  4. Ingestion
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Excretion is process by which nitrogenous waste is thrown out of body. It is done to avoid toxicity in body by the waste, maintain pH and water level. It's done by various organs like kidney in human, nephridia in worms, etc.

So, the correct option is 'Excretion'.

Multiple choice biology biology : an introduction introduction to organization of life signs of life what is living?

The change that takes place in the body of the organism when a stimulus is provided is known as 

  1. Adaptation

  2. Response

  3. Growth

  4. None of the above
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation
An adaptation is a feature that helps an organism, such as a plant or animal, survive in its environment.
A response can be defined as any change in the behavior of a living organism that results when an external or internal stimulus is provided. Growth is an irreversible, permanent increase in the size of an organ or its parts or even of an individual cell.
So, the answer is B.