Description : Which cell organelle is the site of photosynthesis and also contains chlorophyll? (1) chloroplasts (2) vacuole (3) cytoplasm (4) nucleolus
Last Answer : (1) chloroplasts Explanation: Chloroplast, found in plant cells, is the site of photosynthesis in plants to prepare food (glucose) for the plant with the use of energy. It is a green ... a and b that absorb visible light energy and convert it to usable chemical energy in photosynthesis.
Last Answer : chloroplasts
Description : ______ is the cell organelle, in which the biochemical processes of respiration and energy production occur. (1) Mitochondria (2) Chloroplast (3) Ribosomes (4) Nucleus
Last Answer : (1) Mitochondria Explanation: Mitochondria is an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
Description : The largest organelle in a mature living plant cell is the (A) Chloroplast (B) Nucleus (C) Central vacuole (D) Dictyosomes
Last Answer : (C) Central vacuole
Description : Photosynthetic pigments found in the chloroplasts occur in (a) thylakoid membranes (b) plastoglobules (c) matrix (d) chloroplast envelope.
Last Answer : (a) thylakoid membranes
Description : Is an example of an organelle chloroplast epidermis intestine or maple leaf?
Last Answer : Feel Free to Answer
Description : The main organelle involved in modification and outing of newly synthesized proteins to their destinations is (a) chloroplast (b) mitochondria (c) lysosome (d) endoplasmic reticulum.
Last Answer : (d) endoplasmic reticulum.
Description : Which organelle releases oxygen (A) Mitochondrion (B) Chloroplast (C) Glyoxysome (D) Both A and B
Last Answer : (B) Chloroplast
Description : In which organelle following reaction takes place 6 CO2 + 6 H2O + energy (from sunlight) ---------> C6H12O6 + 6 O2 (A) Mitochondrion (B) Peroxisome (C) Chloroplast (D) Glyoxysome
Last Answer : (C) Chloroplast
Description : Which one of following is true about chloroplast (A) It is underground part (B) It helps in pollination (C) Self replicating organelle (D) Involve in Lipid synthesis
Last Answer : (C) Self replicating organelle
Description : Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II is mostly found in the appressed part of granum.
Last Answer : Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II ... false. D. If both Assertion and Reason are false.
Description : Assertion:- Mitochondria, chloroplast and peroxisome are not involved in endomembrane system. Reason:- Their functions are not coordinated with consti
Last Answer : Assertion:- Mitochondria, chloroplast and peroxisome are not involved in endomembrane system. Reason:- ... If both Assertion & Reason are false.
Description : Lipoprotein present in cell membrane is by nature: (A) Hydrophilic (B) Hydrophobic (C) Both (A) and (B) (D) None of these
Last Answer : Answer : A
Description : A plant cell is distinguished from an animal cell by the presence of (a) Nucleus (b) Chloroplasts (c) Cell membrane (d) Mitochondria
Last Answer : Ans:(b)
Description : The presence of what distinguishes a plant cell from an animal cell’? (1) Chloroplasts (2) Cell wall (3) Cell membrane (4) Nucleus
Last Answer : (1) Chloroplasts Explanation: Plant and animal cells have several differences and similarities. Animal cells do not have chloroplasts but plant cells do. Animal cells are round and irregular ... process called photosynthesis to make organic molecules from carbon dioxide and free oxygen from water.
Description : Which one of the following cell organelles is enclosed by a single membrane? (a) Lysosomes (b) Nuclei (c) Mitochondria (d) Chloroplasts
Last Answer : (a) Lysosomes
Description : The presence of what distinguishes a plant cell from an animal cell? (1) Chloroplasts (2) Cell wall (3) Cell membrane (4) Nucleus
Last Answer : Chloroplasts
Description : Which one of the following structures is an organelle within an organelle " " Or Which of the following cell organelle lacks DNA and bounding membrane
Last Answer : Which one of the following structures is an organelle within an organelle " " Or Which of the following ... . ER B. Mesosome C. Ribosome D. Peroxisome
Description : Cell organelle covered by single unit membrane is: (a) Glyoxisome (b) Lysosome (c) Peroxisomes (d) All of these.
Last Answer : Ans. ((d))
Description : Where is ATP produced in prokaryotic cells? a. In The Mitochondria b. In The Chloroplast c. On The Cell Membrane d. On The Ribosomes
Last Answer : b. In The Chloroplast
Description : Which of the following cell part is described as a "fluid mosaic"? (A) Chloroplast (B) Vacuole (C) Cell membrane (D) Endoplasmic reticulum
Last Answer : (C) Cell membrane
Description : Plant cells contain the following 3 things not found in animal cells _________, _____________ and ______________. (A) Plastids / Chlorophyll / Membrane (B) Chloroplast / Cell wall / Golgi body (C) Plastids / Cell wall / Chlorophyll (D) Mitochondria / Cell wall /
Last Answer : (C) Plastids / Cell wall / Chlorophyll
Description : Assertion:- Ribosomes are involved in protein synthesis. Reason:- They are membrane bound cell organelles.
Last Answer : Assertion:- Ribosomes are involved in protein synthesis. Reason:- They are membrane bound cell organelles. ... . If both Assertion & Reason are false.
Description : Read the assertion and reason carefully to mark the correct option in question. Assertion: In the cell membrane , the non-polar tail of saturated hydr
Last Answer : Read the assertion and reason carefully to mark the correct option in question. Assertion: In the cell ... D. If both Assertion & Reason are false.
Description : Assertion:- All the organelles of eukaryotic cells are surrounded by either single or double membrane. Reason:- In eukaryotic cell none of cell organe
Last Answer : Assertion:- All the organelles of eukaryotic cells are surrounded by either single or double membrane. ... D. If both Assertion & Reason are false.
Description : Assertion : Insulin is not given orally. Reason : Insulin hormone is lipid-soluble and directily enters inside the cell membrane.
Last Answer : Assertion : Insulin is not given orally. Reason : Insulin hormone is lipid-soluble and directily enters ... D. If both Assertion and Reason are false.
Description : Plasma membrane in eukaryotic cells is made up of - (1) Phospholipid (2) Lipoprotein (3) Phospholipo-protein (4) Phospho-protein
Last Answer : (1) Phospholipid Explanation: The cell membrane or plasma membrane is a biological membrane that separates the interior of all cells from the outside environment. The cell membrane is selectively permeable ... . The basic function of the cell membrane is to protect the cell from its surroundings.
Description : Choose the correct statement(s) about actions of insulin: A. It favours translocation of glucose transporters from intracellular site to the plasma membrane B. It enhances transcription of lipoprotein ... vascular endothelium C. It increases production of the enzyme glucokinase D. All of the above
Last Answer : D. All of the above
Description : Plasma membrane in eukaryotic cells is made up of (1) Phospholipid (2) Lipoprotein (3) Phospholipo-protein (4) Phospho-protein
Last Answer : Phospholipid
Description : Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on (a) membrane potential (b) accumulation of Na+ ions (c) accumulation of K+ ions (d) proton gradient.
Last Answer : (d) proton gradient
Description : In chloroplasts, chlorophyll is present in the (a) outer membrane (b) inner membrane (c) thylakoids (d) stroma.
Last Answer : (c) thylakoids
Description : Select the wrong statement from the following. (a) Both chloroplasts and mitochondria have an internal compartment, the thylakoid space bounded by the thylakoid membrane. (b) Both chloroplasts and ... mitochondria. (d) Both chloroplasts and mitochondria contain an inner and an outer membrane.
Last Answer : (a) Both chloroplasts and mitochondria have an internal compartment, the thylakoid space bounded by the thylakoid membrane.
Description : Which of the following is not true for eukaryotic cells? A- Nucleus is bounded by nuclear membrane B- Chromosomes contain histones C- Chloroplasts and mitochondria contains 70S ribosomes D- Gas vacuoles are present
Last Answer : Gas vacuoles are present
Description : The matrix surrounding the grana in the inner membrane of chloroplasts is (A) Cytosol (B) Frets (C) Stroma (D) Inter-granal lamellae
Last Answer : (C) Stroma
Description : Which of the following organelle lack membrane? (a) Mitochondria (b) Ribosomes (c) Microtubules(d) Peroxisomes
Last Answer : (b) Ribosomes
Description : Oxysomes or F0 – F1 particles occur on (a) thylakoids (b) mitochondrial surface (c) inner mitochondrial membrane (d) chloroplast surface.
Last Answer : (c) inner mitochondrial membrane
Description : The chloroplast develop from (A) ER (B) Golgi complex (C) Nuclear membrane (D) Proplastids
Last Answer : (D) Proplastids
Description : Assertion: Light-harvesting complexes (LHC) on thylkoid membrane broaden the range of light absorption: Reason: They transfer electrons to reaction ce
Last Answer : Assertion: Light-harvesting complexes (LHC) on thylkoid membrane broaden the range of light absorption: ... . If both Assertion and Reason are false.
Description : Assertion: Assimilotary power in photosynthesis is generated in ETS occuring in thylakoid membrane . Reason : They are needed for `CO_(2)` reduction.
Last Answer : Assertion: Assimilotary power in photosynthesis is generated in ETS occuring in thylakoid membrane . ... If both Assertion and Reason are false.
Description : Assertion : Normally monospermy occurs in most of animals . Reason : Vitelline membrane of ovum checks polyspermy .
Last Answer : Assertion : Normally monospermy occurs in most of animals . Reason : Vitelline membrane of ovum checks ... D. If both Assertion & Reason are False.
Description : Assertion`:-` Cells of epithelium tissues rest on a thin basement membrane. Reason`:-` Basement membrane has both fibrous and basal lamina secreted by
Last Answer : Assertion`:-` Cells of epithelium tissues rest on a thin basement membrane. Reason`:-` Basement membrane ... D. If both Assertion & Reason are false.
Description : Assertion :- Disappearance of nuclear membrane is generally essential for karyokinesis Reason :- Forward movement of chromosomes is dependent on spind
Last Answer : Assertion :- Disappearance of nuclear membrane is generally essential for karyokinesis Reason :- Forward ... If both Assertion & Reason are false.
Description : Which organelle of cell is known as dustbin of cell?
Last Answer : Ans. Vacuoles
Description : Which organelle of cell is known as suicidal bag of cell?
Last Answer : Ans. Lysosome
Description : Which organelle of cell is known as engine of cell?
Last Answer : Ans. Ribosome
Description : Which cell organelle is known as “skeletal system of the cell”?
Last Answer : Endoplasmic reticulum
Description : A Parenchyma cell which stores ergastic substance is known as – (1) Phragmoblast (2) Idioblast (3) Conidioplast (4) Chloroplast
Last Answer : (2) Idioblast Explanation: Parenchyma cells containing ergastic substances are called idioblasts. Tannin cells, cells filled with raphides, etc. constitute idioblast. An idioblast is an isolated plant cell that differs from neighboring tissues. It carries out storage of reserves.
Description : A Parenchyma cell which stores ergastic substance is known as (1) Phragmoblast (2) Idioblast (3) Conidioplast (4) Chloroplast
Last Answer : Idioblast
Description : Why not all plant contain chloroplast what reason?
Last Answer : Need answer
Description : With respect to lipoprotein transport and metabolism in the body, the following statements are correct EXCEPT: 1) Arterial walls contain cells with LDL receptors. 2) Cholesterol is required for the ... is assembled in the extracellular space. 5) VLDL transformation to LDL occurs in adipose tissue.
Last Answer : Answers-3 Chylomicrons are formed in the gut from exogenous triacylglycerols and cholesterol. They are released into the lymph and thereby enter the blood.They are not formed in the liver.