CBSE Class 9 Biology Quiz for 2023-2024 Academic Year

<p>A deep understanding of the material (A)</p> Signup and view all the answers

<p>Prepare for exams with confidence and succeed in the subject (A)</p> Signup and view all the answers

<p>Mesenchyme derived from the mesoderm (D)</p> Signup and view all the answers

<p>Fluid containing fibers (A)</p> Signup and view all the answers

<p>Blood (B)</p> Signup and view all the answers

<p>Fibroblasts, adipocytes, macrophages, mast cells, and leucocytes (A)</p> Signup and view all the answers

<p>Johannes Peter Müller (D)</p> Signup and view all the answers

A curriculum that covers fundamental biological concepts for Grade 9 students, emphasizing understanding and application.

To provide structured learning materials and resources to help students understand and prepare for assessments in biology.

To provide students with a strong foundation in biology, encouraging critical thinking and problem-solving skills.

A type of tissue that supports and connects various tissues in the body, composed of cells, fibers, and extracellular matrix.

Connective tissue, which plays a vital role in supporting and connecting various tissues within the body.

Cells, fibers, and the extracellular matrix, each contributing to its structure and function.

No, while collagen is a common fiber, some specialized connective tissues have different compositions, like cartilage.

Blood, which has a fluid matrix called plasma, acts like a transport system for various substances throughout the body.

A variety of cells, including fibroblasts for fiber production, adipocytes for fat storage, and immune cells for defense, all work together to maintain tissue integrity.

German zoologist Karl Ernst von Baer, recognizing its role in connecting and supporting various tissues.