www.newstab.in

www.tnschools.co.in

ONLINE QUIZ-0002 RK ONLINE EXAMS- FOR ALL COMPETITIVE EXAMS GENERAL SCIENCE ONLINE QUIZ 1.

Deficiency of iodine causes, A) anaemia C) goitre

B) scurvy D) rickets

2.

The cork cells are firstly observed by A) Charles Darwin B) Robert Brown C) Robert Hooke D) J.E. Purkingee

3.

'Cell digestion' is the main function of ..... A) Nucleus B) Nucleolus C) Centrosome D) Lysosome

4.

The organells help in transportation materials of into a cell A) Lysosome B) Mitocondria C) Nucleus D) Endoplasmic reticulum

5.

The shape of the Nucleus is A) oval C) elongated

B) spherical D) rod

6.

The main function of centrosome is A) cell digestion B) cell secretion C) cell division D) cell inspiration

7.

The organelle is absent in plant cell is A) vacuoles B) centrosome C) lysosome D) plastid

8.

The chemical found in the plant cell is A) Lignin B) Cellulose C) Sucrose D) Steroid

9.

Chloroplast helps in A) respiration C) photosynthesis

B) storage D) colomation

10.

The controlling centre of the cell is A) Nucleus B) Nucleolus C) Mitochondria D) Lysosome

11.

The basic structural and functional unit of all living organism is A) bone B) muscle C) tissue D) cell

www.newstab.in 12.

www.tnschools.co.in

The first man to invent cell was A) Robert Hooke C) Purkinjee

B) Robertson D) Mendel

13.

Robert Hooke named the chamber as cell in the year A) 1675 B) 1665 C) 1655 D) 1645

14.

Nucleus was discovered by A) Robert Hooke C) Robertson

B) Robert Brown D) Purkinjee

15.

Cells with incipient nucleus are called as A) Prokaryotic cells B) Eukaryotic cells C) Polysomes D) Coenocytic cells

16.

Cell with well defined nucleus are known as A) Prokaryotic cells B) Eukaryotic cells C) Polysomes D) Coenocytic cells

17.

The term protoplasm was coined by A) Robert Hooke B) Robert Brown C) J.E. Purkinjee D) J.J. Thomson

18.

The cell organelle is present between the plasma membrane and nucleus is A) cytoplasm B) nucleolus C) cell wall D) protoplasm

19.

The cell organelle which carries genetic characters from generation to generation is A) cytoplasm B) ribosome C) mitochondria D) nucleus

20.

The organelle separate proteins from the ingested food and give strength to the cells is A) Golgi bodies B) Nucleus C) Mitochondria D) Ribosomes

Answers 1-C 11-D

2-C 12-A

3-D 13-B

4-D 14- B

5-B 6-C 15-A 16.-B

7-B 17-C

8-B 18-A

9-C 19-D

10-A 20-A