AIEEE Questions

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The three statements make up the cell theory are::

1. All living things are made up of cells.

2. Cells are the basic unit of structure/function in living things.

3. New cells come frome exisiting cells.

These cells can vary widely, but all living things are composed of cells.

The protein synthesis take place in a cell outside the nucleus in the structures called ribosomes. Ribosomes link amino acids together in the order specified by messenger RNA molecules.

A tissue is an ensemble of similar cells and their extracellular matrix from the same origin that together carry out a specific function.

Hence, Cells with similar markers stick together and function as tissues.

The highly energetic gamma particles can penetrate most compounds that stop by other types of radiation. However, lead, steel, or concrete can reduce the high energy of these particles, making them less penetrating.

Hence, Gamma radiation can be stopped by a several inches of lead or steel, or several meters of concrete.

True, the greenhouse effect is caused solely by human activities such as deforrestation, depletion of natural resources and emission of CO2 by using vehicles, refrigerators and AC's.

The author of the book 'Panchashati Galpo' is Atin Bandyopadhyay or Atin Banerjee. He was a writer of Bengali literature.

When an atom loses an electron it becomes a positive ion by acquiring negatively charged. When it loses electron, the atom's radius also decreased.