Mcq for Class 9th Science

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MULTI CHOICE QUESTIONS
BIOLOGY

1. First living cells were observed by

A)Robert Hooke
B) A.V Leeuwenhoek
C) Robert Brown
D)R.Virchow

2. Well defined nucleus is absent in

A)Plant cell
B)Animal cell
C)Eukaryotic cell
D)Prokaryotic cell

3. Which of the following is incorrect pair

A)Nucleus-Brain of the cell
B)Mitochondria-Power house of the cell
C)Chloroplast-Kitchen of the cell
D)Lysosome-Secretory granules

4. Chlorophyll is present in

A)Stroma
B)Matrix
C)Thylakoid
D) None of these

5. Ribosomes are made up of

A)RNA
B)Proteins
C)Lipoproteins
D)Both (A) and (B)

6. Which of the following is absent in plant cell

A)Vacuole
B)Centriole
C)Cell membrane
D)None of these

7. In meiosis crossing over takes place during

A)Leptotene
B)Zygotene
C)Pachytene
D)none of these

8. The first division of meiosis is

A)Equational
B)Reductional
C)Both (A) and (B)
D)None of these

9. Which plant material is best suited for the study of meiosis

A)Root tip
B)Anther
C)Shoot apex
D)None of these

10. How many mitotic divisions must occour in a cell of a root tip to form 128 cells?

A)128 divisions
B)127 divisions
C)7 divisions
D)None of these

11. Colourless plastids are known as

A)Leucoplast
B)Chromoplast
C)Chloroloplast
D)None of these

12. Which of the following is the largest cell organelle present in the plant cell?

A) Mitochondria
B)Plastid
C)Nuleus
D) E.R.

13. The term mitosis was coined by

A)R. Virchow
B)W.Flemming
C)Farmer&Moore
D)None of these
14. Which of the following is as “physical basis of life”?

A)Gene
B)Protoplasm
C)Mitochondria
D)None of these

15. Which meristem helps in increasing girth of the plant?

A)Apical meristem
B)Lateral meristem
C)Intercalaray meristem
D)Both (A) and (B)

16. What constituents thickening in collenchyma?

A)Lignin
B)Cellulose
C)Pectin
D)Both (B) and (C)

17. Which of the following conducts water and minerals in plant?

A) Xylem
B)Phloem
C)Fibres
D)None of these

18. Cork is impervious to water because it has deposition of

A)Lignin
B)Pectin
C)Suberin
D)None of these

19. Larger intercellular spaces are present in

A) Epithelial tissue
B) Connective tissue
C) Muscular tissue
D) Nervous tissue

20. Ligament connects

A) Bone to muscle
B) Bone to bone
C) Organ to bone
D None of these

ANSWERES

1-B) 11-A)
2-D) 12-A)
3-D) 13-B)
4-C) 14-C)
5-D) 15-B)
6-B)
7-C)
8-B)
9-B)
10-B)
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