Q- Leucoplast represents
(a) Colourless plastids
(b) Proplastids
(c) Cell adhesives
(d) Plastids with variable colouration
Ans: (a)
Q- Which one of the following is the principal structural elements of a living cell?
(a) Oxygen (b) Hydrogen
(c) Carbon (d) Nitrogen
Ans: (c)
Q- Nuclear envelope is absent in
(a) Eucaryotic cell
(b) Bacteria
(c) Both eucaryotic and bacterial cell
(d) None of the above
Ans: (b)
Q- Main function of Golgi bodies is
(a) Respiration
(b) Cell division
(c) % produce digestive enzyme
(d) Secretory
Ans: (d)
Q- Vacuole is covered by single membrane called
(a) Plasmalemma
(b) Cell membrane
(c) Tonoplast
(d) Cell wall
Ans: (c)
Q- Which one of the following is known as power house of cell?
(a) Golgi bodies (b) Nucleolus
(c) Mitochondria
(d) Ribosomes
Ans: (c)
Q- The cellular and molecular control of programmed cell death is known as
(a) Apoptosis (b) Ageing
(c) Degeneration
(d) Necrosis
Ans: (a)
Q- The outermost covering of plant cell is
(a) Cell membrane
(b) Cell wall
(c) Tonoplast
(d) Endoplasmic reticulum
Ans: (b)
Q- Function of lysosome is
(a) Protein synthesis
(b) Processing and packaging
(c) Intracellular digestion
(d) Synthesis of fat
Ans: (c)
Q- A plant cell differ from animal in having
(a) Chloroplast
(b) Cell wall
(c) Cell membrane
(d) Nucleus
Ans: (b)
Q- Model of DNA is given by
(a) Knole and Ruska
(b) Watson and Crick
(c) Khurana
(d) Pristely
Ans: (b)
Q- Site of protein synthesis in a cell is
(a) Lysosomes
(b) Ribosomes
(c) Mitochondria
(d) Golgi bodies
Ans: (b)
Q- Site of cellular respiration is
(a) Golgi bodies
(b) Mitochondria
(c) Ribosome
(d) Lysosomes
Ans: (b)
Q- Green colour of leaves is due to
(a) Chromoplast
(b) Leucoplast
(c) Chloroplast
(d) Tonoplast
Ans: (c)
Q- Which one of the following is smallest cell?
(a) Mycoplasm
(b) Amoeba
(c) White blood cells
(d) Red blood cells
Ans: (a)
Q- Leucoplast found in mainly
(a) Cells of root
(b) Cells of stem
(c) Cells of leaf
(d) Cells of flower
Ans: (a)
Q- The enzyme found is lysosome is
(a) Cell sap
(b) Cytoplasm
(c) Nucleoplasm
(d) Hydrolytic enzyme
Ans: (d)
Q- Attractive colour of flower and seed is due to
(a) Heucoplast
(b) Chromoplast
(c) Chloroplast
(d) Tonoplast
Ans: (b)
Q- Sucidal bag of cell is
(a) Lysosomes
(b) Ribosomes
(c) Nucleosomes
(d) Golgi bodies
Ans: (a)
Q- Which of the following is present both in plant and animal?
(a) Primary wall
(b) Cell wall
(c) Plasma membrane
(d) Plastids
Ans: (c)
Q- Which one of following is largest cell organelles?
(a) Chromosomes
(b) Mitochondria
(c) Plastid
(d) Golgi bodies
Ans: (c)
Q- A substance which is more than 80% in the cell is
(a) Protein (b) Fat
(c) Mineral (d) Water
Ans: (d)
Q- Which of the following organelles found only in plant cell?
(a) Cell wall (b) Plastids
(c) Vacoules (d) All of these
Ans: (d)
Q- The world protoplasm was first used by
(a) Henery (b) Lamark
(c) Huxely (d) Purkinje
Ans: (d)
Q- Energy currency of cell is
(a) AMP (b) ATP
(c) RNA (d) DNA
Ans: (b)
Q- Basic unit of protein is
(a) Peptones (b) Peptides
(c) Amino acid (d) Amide
Ans: (c)
Q- Kreb cycle takes place in
(a) Vesicles of E.R.
(b) Mitochondria
(c) Dictyosomes
(d) Chloroplast
Ans: (b)
Q- Nucleus takes part in synthesis of
(a) r RNA (b) t RNA
(c) m RNA (d) DNA
Ans: (a)
Q- Which organelles in the cell, other than nucleus contains DNA?
(a) Centriole
(b) Golgi apparatus
(c) Lysosomes
(d) Mitochondria
Ans: (d)
Q- The term cell was first coined by
(a) Swanson
(b) Leeuwenhock
(c) Robert Hooke
(d) Robert Brown
Ans: (c)
Q- Cell theory was put forward by
(a) Schleiden and Schwann
(b) Sutton and Boveri
(c) Watson and Crick
(d) Darwin and Wallace
Ans: (a)
Q- True nucleus is absent in
(a) Bacteria (b) Fungi
(c) Algae (d) Lichens
Ans: (a)
Q- Plant cells are generally without
(a) Ribosomes (b) Plastids
(c) Lysosomes (d) Vacoule
Ans: (c)
Q- Nucleoid is present in
(a) Procaryotes
(b) Protozoa
(c) Green algae
(d) None of the above
Ans: (a)
Q- Cell organelles covered by single membrane
(a) Glyoxysome (b) Lysosome
(c) Per-oxisome (d) All of these
Ans: (d)
Q- Which one of the following is considered as a cell with in a cell?
(a) Ribosome
(b) Chloroplast
(c) Lysosome
(d) Golgi apparatus
Ans: (c)
Q- Infolding from the inner membrane of mitochondria is called
(a) Cristae (b) Cisternae
(c) Oxysomes (d) Matrix
Ans: (a)
Q- Cell wall is
(a) Permeable
(b) Semipermeable
(c) Selective permeable
(d) Non-permeable
Ans: (a)
Q- Mitochondria are store houses of
(a) Glycogen (b) Glucose
(c) ATP (d) Fat
Ans: (c)
Q- Endoplasmic reticulum remain attached to the
(a) Plasma membrane
(b) Nucleus
(c) Mitochondria
(d) Both (a) and (b)
Ans: (d)
Q- Control room of the cell is
(a) Mitochondria
(b) Nucleus
(c) Lysosome
(d) Golgi bodies
Ans: (b)
Q- Centriole take part in
(a) Nucleolus formation
(b) Start of cell division
(c) Cell plast formation
(d) Spindle formation
Ans: (d)
Q- Iodine test can detect
(a) Carbohydrate
(b) Nucleic acid
(c) Lipids
(d) Protein
Ans: (a)
Q- Which one can respire in absence of oxygen?
(a) Seed (b) Leaves
(c) Stem (d) Root
Ans: (a)
Q- Electron microscope is in invented by
(a) Knole and Ruska
(b) Schleiden and Schwann
(c) Fleming and Brown
(d) Watson and Crick
Ans: (a)
Q- Both respiration and photosynthesis require
(a) Sunlight (b) Chlorophyll
(c) Glucose (d) Cytochromes
Ans: (d)
Q- In a living cell what is the site of ribosome formation?
(a) Golgi bodies
(b) Endoplasmic reticulum
(c) Plasma membrane
(d) Nucleolus
Ans: (d)
Q- Centrioles are found in
(a) Green plants
(b) Animals
(c) Bacteria and cynobacteria
(d) Both (b) and (c)
Ans: (b)
Q- Grana and stroma lamellae occur in
(a) Chloroplast
(b) Ribosomes
(c) Golgi bodies
(d) Mitochondria
Ans: (a)
Q- Prokaryotic Ribosomes are
(a) 80 S (b) 70 S
(c) 60 S (d) 50 S
Ans: (b)
Q- Molecular and cellular research centre is situated in
(a) Mumbai (b) Kolkata
(c) Bengaluru (d) Hyderabad
Ans: (d)
Q- The longest cell in human body is
(a) Liver cell
(b) Muscles cell
(c) Nerve cell
(d) None of the above
Ans: (c)
Q- Rigidity of cell wall is due to presence of
(a) Cellulose
(b) Lignin
(c) Both (a) and (b)
(d) Suberin
Ans: (c)
Q- Nucleus was discovered by
(a) Robert Brown
(b) Leeuwenhock
(c) Robert Hooke
(d) Schleiden and Schwann
Ans: (a)
Q- The statement “Protoplasm is the physical basis of life” is given by
(a) Darwin
(b) Thomas Huxley
(c) John Ray (d) Hathinths
Ans: (b)
Q- Two strand of DNA held together by
(a) Nitrogen bond
(b) Hydrogen bond
(c) Carbon bond
(d) Oxygen bond
Ans: (b)
Q- Which of the following structure is present in mitochondria?
(a) Quantasomes
(b) Oxysomes
(c) Polysomes
(d) Dictyosomes
Ans: (b)
Q- Which chemical characteristic is not common in all living organism?
(a) Type of protein present in body
(b) Similar triplet code for amino acid
(c) Energy is stored in high phosphate bonds
(d) Ribosomes are site of protein synthesis
Ans: (a)
Q- Which of the following cell organelles play the most significant rule in protein synthesis?
(a) Lysosome and centrosome
(b) Endoplasmic reticulum and ribosome
(c) Golgi apparatus and mitochondria
(d) Lysosome and mitochondria
Ans: (b)
Q- Mitochondrial cristae are site of
(a) Breakdown of macromolecules
(b) Protein synthesis
(c) Phosphorylation of flavoprotein
(d) Oxidation-reduction reaction
Ans: (d)
Q- Plasma membrane is made up of
(a) Carbohydrates and fats
(b) Fats and proteins
(c) Proteins and carbohydrates
(d) Carbohydrates and proteins
Ans: (b)
Q- In absence of ribosome in cell which of the following function does not takes place?
(a) Respiration
(b) Excretion
(c) Protein synthesis
(d) Carbohydrate synthesis
Ans: (c)
Q- Meosis is also known as
(a) Multiplication division
(b) Equational division
(c) Reduction division
(d) Disfunctional division
Ans: (c)
Q- Which of the following features of DNA make if unequally suited to store and transmit genetic information from generation-to-generation?
(a) Complementary of the two strand
(b) Double helix
(c) Robert Hooke
(d) Schleiden and Schwann
Ans: (b)
Q- Significance of mitosis cell division is
(a) Increasing cellular mass
(b) Swift division
(c) Occur in every tissue of body
(d) Producing cell genetically similar to parent cell
Ans: (d)
Q- Cell theory is given by
1. Pasture
2. Schleiden
3. Robert Hooke
4. T Schwann Codes
(a) Only 2 (b) 1 and 2
(c) 2 and 3 (d) 2 and 4
Ans: (d)
Q- With reference to the latest developments in stem cell research consider the following statements:
1. The only source of human stem cells are the embryos at blastocyst stage.
2. The stem cells can be derived without causing destruction to blastocysts.
3. The stem cells can regnerate themselves in vitro virtually forever.
4. Indian research centres also created a few cell lines which can be developed into many types of tissues. Which of the statements are correct?
(a) 1, 2 and 4
(b) 1, 2 and 3
(c) 1, 2 and 3
(d) 3 and 4
Ans: (d)
Q- Sebaceous glands are found in
(a) Epidermis of skin of mammal
(b) Dermis of skin of mammal
(c) Epithelium of stomach
(d) Epithelium of intestine
Ans: (b)