Practice Questions

TLS Online TPP Program

#Question id: 8949

Which of the following functions is an advantage of a fluid-filled body cavity?

#Unit 9. Diversity of Life Forms

Internal organs are cushioned and protected from injury.
Organs can grow and move independently of the outer body wall.
The fluid within the cavity acts as a hydrostatic skeleton.
A, B and C all.

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TLS Online TPP Program

#Question id: 20004

#Unit 12. Applied Biology

In plants proline is preferentially produced from ornithine under which

TLS Online TPP Program

#Question id: 2327

#Unit 2. Cellular Organization

9 + 2 arrangement refers to the:

TLS Online TPP Program

#Question id: 7762

#Unit 5. Developmental Biology

Correlation between life span and the ability of fibroblasts to repair DNA in various mammalian species, Repair capacity is represented in autoradiography by the number of grains from radioactive thymidine per cell nucleus. According to graph, which factor exist on x-axis ? Note that the y-axis (life span) is logarithmic.

TLS Online TPP Program

#Question id: 26899

#Unit 10. Ecological Principles

Which statement is correct about Temperate Grassland?

TLS Online TPP Program

#Question id: 5025

#Unit 11. Evolution and Behavior

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?