Answers given below of these Questions
Q1. Cell was discovered by
(a) T. Schwann
(b) Robert Hooke
(c) Leeuwenhoek
(d) Camillo Golgi
Q2. Name the prokaryotic cell?
(a) Yeast
(b) Plant
(c) Amoeba
(d) Bacteria
Q3. The ‘Powerhouse’ of a cell is
(a) Mitochondria
(b) Ribosomes
(c) Nucleus
(d) Lysosomes
Q4. The complex substance that provides structural strength to plants
(a) Cellulose
(b) Plasmolysis
(c) Cell membrane
(d) Nucleus
Q5. Digestive enzymes are found in
(a) Cell wall
(b) Mitochondria
(c) Nucleus
(d) Lysosomes
Q6. Chromosomes are made up of
(a) DNA
(b) PROTEIN
(c) RNA
(d) DNA and protein
Q7. The kitchen of the cell is
(a) Mitochondria
(b) Chloroplast
(c) Chromoplast
(d) Golgi apparatus
Q8. The fluid content inside the plasma membrane which contains many specialised cell organelles is
(a) Cytoplasm
(b) Protoplasm
(c) Vacuole
(d) Endoplasmic reticulum
Q9. The large network of membrane- bound tubes and sheets and similar in structure to the plasma membrane is
(a) Smooth reticulum
(b) Rough reticulum
(c) Cell organelles
(d) Endoplasmic reticulum
Q10. “Black Reaction “was proposed by
(a) Schleiden
(b) Robert Hooke
(c) Camillo Golgi
(d) Robert Brown
Q11. The basic unit of life is
(a) Tissue
(b) Cell
(c) Both
(d) Cell room
Q12. The process of cell division by which most of the cells divide for growth is
(a) Meiosis
(b) Cell division
(c) Mitosis
(d) None of them
Q13. ‘cell’ is a Latin word which means
(a) A big room
(b) A little room
(c) None of these
(d) both
Q14. The energy currency of the cell is
(a) ATP
(b) DNA
(c) Mitochondria
(d) All of these
Q15. Absorption of water by plant roots is an example of
(a) Diffusion
(b) Mitosis
(c) Meiosis
(d) Osmosis
Q16. Cell membrane are
(a) Selectively permeable
(b) Freely permeable
(c) Impermeable
(d) All of these
Q17. What are the ‘suicidal bags’ of a cell known as
(a) Plastids
(b) Lysosomes
(c) Mitochondria
(d) Vacuoles
Q18. It bears many ribosomes on its surface and is often attached to the nuclear membrane
(a) Smooth endoplasmic reticulum
(b) Rough endoplasmic reticulum
(c) None of these
(d) All of these
Q19. If raisins are kept in isotonic solution it
(a) Will shrink
(b) Will first swell and then shrink
(c) Will swell
(d) Nothing will happen
Q20. A plasma membrane consists of
(a) Cellulose
(b) Protein and lipid
(c) Fibre
(d) Chitin
Q21. Amoeba acquires his food by the process of
(a) Ingestion
(b) Endocytosis
(c) Exocytosis
(d) None of these
Q22. The shrinkage of a cell in water is known as
(a) Meiosis
(b) Mitosis
(c) Plasmolysis
(d) All of these
Q23. Which of the following is not a function of vacuole?
(a) Locomotion
(b) Storage
(c) Waste excretion
(d) Provide rigidity to the cell
Q24. The undefined nuclear region of prokaryotic is also known as
(a) Nucleic acid
(b) Nucleus
(c) Nucleoid
(d) Nucleolus
Q25. Colourless plastids are known as
(a) Chromoplast
(b) Leucoplast
(c) Chloroplast
(d) Protoplast
Q26. Full form of DNA is
(a) Deoxyribonucleic acid
(b) Deoxyribose acid
(c) Deoxyribose Naphthalic Acid
(d) Deoxyribose nucleic anta acid
Q27. Functional segments of DNA are called
(a) RNA
(b) Genes
(c) Chromosomes
(d) All of them
Q28. Plant cell has which of the following characteristic
(a) Plastids are present
(b) Large vacuoles are present
(c) Both a and b
(d) None of these
Q29. The biggest cell is
(a) PPLO
(b) Ostrich egg
(c) Amoeba
(d) Human cell
Q30. Histone proteins are associated with DNA
(a) Prokaryotes
(b) Eukaryotes
(c) Both
(d) None of these
Answers :-
1 - (b)Robert Hooke
2 - (d) bacteria
3 - (a) mitochondria
4 - (a) cellulose
5 - (d) lysosomes
6 - (d) DNA and protein
7 - (b) chloroplast
8 - (a) cytoplasm
9 - (d) endoplasmic reticulum
10 - (c) Camillo Golgi
11 - (b) cell
12 - (c) mitosis
13 - (b) a little room
14 - (a) ATP
15 - (d) osmosis
16 - (a) selectively permeable
17 - (b) lysosomes
18 - (b) rough endoplasmic reticulum
19 - (d) nothing will happen
20 - (b) protein and lipid
21 - (b) endocytosis
22 - (c) plasmolysis
23 - (a) locomotion
24 - (c) nucleoid
25 - (b) leucoplast
26 - (a) deoxyribonucleic acid
27 - (b) genes
28 - (c) both (a) and (b)
29 - (b) ostrich egg
30 - (b) eukaryotes
