Charlie

Poll

Bindu Kohli

Asked: November 19, 2021In: Class 9 Science

The word Cells is derived from:

Robert Hooke in 1665, while examining a thin slice of cork, discovered dead cells. He used the word cell, which is derived from Latin, that means ‘ a little room’ to describe these units of cork slice.

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Santoshi

Asked: October 25, 2021In: Class 12 Biology

Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be:

Class XII Science Biology MCQ Extra Questions Class 12th Biology MCQ Sample paper Questions Class 12 Science Biology Terminal Exams MCQ Solutions Class 12 Biology Chapter-8 Human Health and Diseases MCQ Questions

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Anumati

Asked: October 25, 2021In: Class 12 Biology

Transplantation of tissues/organs to save certain patients often fails due to rejection of such tissues/organs by the patient. Which type of immune response is responsible for such rejections?

12th Science Biology Extra MCQ Questions Answers Class 12th Biology MCQ Sample paper Questions Class 12th Biology NCERT Based MCQ Questions Answers 12th Biology Chapter-8 Human Health and Diseases MCQ Solutions

Poll

Sarashwati

Asked: October 25, 2021In: Class 12 Biology

AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

Class 12 Science Important Syllabus MCQ Questions Answers Class XII Science Biology MCQ Extra Questions Class 12 Science Biology Terminal Exams MCQ Solutions Class 12th Science Session 2022-2023

Poll

Sushila

Asked: October 25, 2021In: Class 12 Biology

When an apparently healthy person is diagnosed as unhealthy by a psychiatrist, the reason could be that:

Class 12 Science Biology Important MCQ Questions 12th Science Biology Extra MCQ Questions Answers 12th Biology Science Session 2022-23 Class XII Science Biology MCQ Solutions Class 12 Biology MCQ Chapter-8 Human Health and Diseases Questions Answers

Charlie

The word Cells is derived from:

Tobacco consumption is known to stimulate secretion of adrenaline and nor-adrenaline. The component causing this could be:

Transplantation of tissues/organs to save certain patients often fails due to rejection of such tissues/organs by the patient. Which type of immune response is responsible for such rejections?

AIDS is caused by HIV. Among the following, which one is not a mode of transmission of HIV?

When an apparently healthy person is diagnosed as unhealthy by a psychiatrist, the reason could be that:

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