# Growth Models MCQs and Answers

Are you looking for Growth Models MCQs and Answers for medical entrance examinations? If yes, these are some most important multiple choice questions and answers on NCERT Class-12 Biology, Chapter-13 (Organisms and Populations).

Here we composed these Growth Models MCQs and Answers after reading the chapter on Organisms and Populations from the NCERT book on Class 12 Biology. The questions are topics-wise and the students can relate the questions easily to the most important topics of this chapter.

## Growth Models MCQs and Answers

1. What is a sigmoid growth curve called?

a) Exponential growth curve

b) Logistic growth curve

c) Declining growth curve

d) Interacting curve

2. How many phases does a logistic growth curve have?

a) 5

b) 8

c) 1

d) 4

3. Which is the initial phase in logistic growth?

a) Log phase

b) Lag phase

c) Declining phase

d) Stationary phase

4. What do organisms in a population do in the lag phase?

a) Grow at a slower rate

b) Grow at a faster rate

c) Death

5. Which of the following initial phase is slow?

a) Declaration phase

b) Stationary phase

c) Lag phase

d) Log phase

6. Which is the second phase of the sigmoidal growth curve?

a) Deceleration phase

b) Log phase

c) Exponential phase

d) Stationary phase

Are you looking for some guidance on growth models? Here are a few frequently asked questions that may help you out.

### FAQs on Growth Models

Q1. What is a growth model?

Answer: A growth model is a mathematical model that is used to describe how a certain quantity grows or changes over time. This quantity can be something like a population, a company’s sales, or a country’s GDP. Growth models are often used to make predictions about the future.

Q2. What are the different types of growth models?

Answer: There are many different types of growth models, but some of the most common are exponential growth models, logistic growth models, and Gompertz growth models.

Q3. What are the assumptions of growth models?

Answer: Growth models usually make a few simplifying assumptions, such as constant growth rate and no external factors affecting the system. These assumptions help to make the model easier to work with and understand, but they may not always be realistic.

Q4. What are the limitations of growth models?

Answer: Growth models can be quite limited in their predictions. They often only give a general idea of how a system will change over time, and they don’t take into account any specific details about the system. Additionally, growth models can be sensitive to changes in the assumptions that are made about the system.