Question

Q] Choose one option for each
1) Which one of the following organelles converts cellular polymers to monomers?
(a) micro body (b) lysosomes (c) mitochondrion (c) golgi complex

2) How many membranes comprise the nuclear envelope?
(a) 1            (b) 2        (c) 3         (d) 0

3) The fluid medium of the nucleus is called........
(a) chromosomes  (b) chromatin reticulum    (c) nucleus  (d) nucleoplasm

4) The molecule which regularly moves from the nucleus to the Cytoplasm is.................
(a) DNA   (b) RNA  (C) cholesterol   (c) glucose

5) The molecule acted upon by an enzyme is known as .............
(a) inhibitor  (b) substrate   (c) coenzyme   (d)cofactor

6) Micrographia is the famous book of...........
(a) Robert Hooke  (b)Darwin  (c) Mendel   (d) Schleiden & Schwann

7) The first man to observe single celled organisms under a microscope is
(a) Lecuwenhoeck  (b)Robert Hooke  (c) Linnaeus  (d0 Lamarck

8) The first scientist to state that all cells can come only from Pre-existing cells is..............
(a) Wallance  (b) Scheiden  (c) Virchow  (d) Virchow

9) "All plant tissues are composed of individual cella" was said by ..............
(a) Schleiden  (b) Schwann  (c) Virchow  (d) Wallance

10) Who said that the tissues of all living things are composed of individual cells?
(a) Schleiden  (b) Schwann  (c) Virchow  (d) Wallance

Answer 1

1) c) mitochondria
2) b) 2
3) d) nucleoplasm
4) b) RNA
5) b) substrate
6) a) Robert Hooke
7) a) Leeuwenhoek
8) c) Virchow
9) a) Schielden
10) b) Schwann

Answer 2

1. The correct answer is C.

Mitochondrion is known as power house of the cell, as it act as digestive system which takes nutrient and convert it into energy molecules for the cell.

2. The correct answer is B.

Nuclear envelope is composed of two lipid bilayer membranes. The inner membrane folded into finger-like projections called cistrae and the outer membrane is continuous with the ER.

3. The correct answer is D.

The fluid portion of nucleus is called nucleoplasm.

4. The correct answer is B.

During protein synthesis, RNA moves from the nucleus to the cytoplasm.

5. The correct answer is B.

The molecule acted upon by an enzyme is known as substrate.

6. The correct answer is A.

Micrographia is the famous book of Robert Hooke

7. the correct answer is A.