HSC Science (General) 12th Standard Board Exam - Maharashtra State Board Question Bank Solutions for Biology

Name the type of association:

Clownfish and sea anemone

Name the type of association: Crow feeding the hatchling of Koel

Name the type of association: Hummingbirds and host flowering plants

Short answer question.

Give an example of disrruptive selection

What is the ecological process behind the biological control method of managing pest insects?

Give one example of Mutualism.

Define the following term:

Camouflage

Name important defense mechanisms in plants against herbivores.

Distinguish between the following: Parasitism and Mutualism.

Define Population.

With the help of a suitable diagram, describe the logistic population growth curve.

Enlist and explain the important characteristics of a population.

Explain the term:

Imbibition

Short Answer Question:

Write a short note on Differentiation.

Short Answer Question:

Write a short note on Re-differentiation.

Long answer question:

Shreyas went to a garden on a wintry morning. When he came back, he found it difficult to breathe and started wheezing. What could be the possible condition and how can he be treated?

Short answer question.

What is disruptive selection?

Define Community.

Match the column A with B and rewrite correct pairs.

Community is defined as ______.