Description : In mitochondria, protons accumulate in the (a) outer membrane (b) inner membrane (c) intermembrane space (d) matrix.
Last Answer : (c) intermembrane space
Description : In chloroplasts, chlorophyll is present in the (a) outer membrane (b) inner membrane (c) thylakoids (d) stroma.
Last Answer : (c) thylakoids
Description : Match the columns and identify the correct option. Column I Column II A. Thylakoids (i) Disc-shaped sacs in Golgi apparatus B. Cristae (ii) Condensed structure of DNA C. Cisternae (iii) Flat membranous sacs in stroma D. Chromatin (iv) ... iii), C-(i), D-(ii) (d) A-(iii), B-(iv), C-(i), D-(ii)
Last Answer : (d) A-(iii), B-(iv), C-(i), D-(ii)
Description : In chloroplast, the highest number of protons are found in
Last Answer : In chloroplast, the highest number of protons are found in A. Stroma B. Lumen of thylakoids C. Inter membrane space D. Antennae complex
Description : Which one is common amongst nucleus, chloroplast and mitochondria? (a) Cristae (b) Thylakoids (c) Nucleic acid (d) Carbohydrate metabolism
Last Answer : Ans. ((c))
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 : Each chloroplast encloses a system of flattened, membranous sacs called (A) Cristae (B) Thylakoids (C) Plastids (D) Cisternae
Last Answer : (B) Thylakoids
Description : Where is respiratory electron transport system (ETS) located in plants ? (a) Mitochondrial matrix (b) Outer mitochondrial membrane (c) Inner mitochondrial membrane (d) Intermembrane space
Last Answer : (c) Inner mitochondrial membrane
Description : The chemiosmotic coupling hypothesis of oxidative phosphorylation proposes that adenosine triphosphate (ATP) is formed because (a) a proton gradient forms across the inner membrane (b) there is a ... mitochondrial proteins (d) ADP is pumped out of the matrix into the intermembrane space.
Last Answer : (a) a proton gradient forms across the inner membrane
Description : Name of the place where acculmulation of protons occur during chemiosmosis in chloroplast and mitochondria respectively.
Last Answer : Name of the place where acculmulation of protons occur during chemiosmosis in chloroplast and mitochondria respectively.
Description : Two common characters found in centipede, cockroach and crab are (a) book lungs and antennae (b) compound eyes and anal cerci (c) jointed legs and chitinous exoskeleton (d) green gland and tracheae.
Last Answer : (c) jointed legs and chitinous exoskeleton
Description : Dark reactions of photosynthesis occur in (a) granal thylakoid membranes (b) stromal lamella membranes (c) stroma outside photosynthetic lamellae (d) periplastidial space.
Last Answer : c) stroma outside photosynthetic lamellae
Description : The chloroplast develop from (A) ER (B) Golgi complex (C) Nuclear membrane (D) Proplastids
Last Answer : (D) Proplastids
Description : Grana and Stroma are found in
Last Answer : Ans. Chloroplast
Description : The following are true about the cornea: a. the stroma contains collagen fibrils of regular thickness b. the Bowman's layer contains randomly arranged collagen fibrils c. the Bowman's layer is the ... layer of the epithelium d. type I collagen is the main type of collagen found in the cornea
Last Answer : type I collagen is the main type of collagen found in the cornea
Description : Which of the following animals has antennae and antennae ?
Last Answer : Answer : Butterflies have antlers and antennae.
Description : Male Atlas Moth has huge antennae that can detect pheromone released by female moth from a distance of
Last Answer : Male Atlas Moth has huge antennae that can detect pheromone released by female moth from a distance of A. 1 km B. 3 km C. 5 km D. 8 km
Description : What microscopic organism has eyes antennae and a flickering heart?
Last Answer : idrk i need the answer AS WELL ._.
Description : How are the three main arthropod classes characterized according to the presence of antennae?
Last Answer : Crustaceans have two pairs of antennae; insects have one pair; arachnids do not have antennae.
Description : Male and female cockroaches can be distinguished externally through (a) anal styles in male (b) anal cerci in female (c) anal style and antennae in females (d) both (b) and (c).
Last Answer : (a) anal styles in male
Description : Adult Culex and Anopheles can be distinguished with the help of (a) mouth parts/colour (b) sitting posture (c) antennae/wings (d) feeding habits.
Last Answer : (b) sitting posture
Description : From the following statements select the wrong one. (a) Prawn has two pairs of antennae. (b) Nematocysts are characteristics of the Phylum Cnidaria. (c) Millepedes have two pairs of appendages in each segment of the body. (d) Animals belonging to Phylum Porifera are marine and fresh water
Last Answer : (a) Prawn has two pairs of antennae.
Description : Moniliform antennae present in —- a. Termite b. Honey bee c. House fly d. Weevils
Last Answer : a. Termite
Description : organization of thylakoids in plant -Biology
Last Answer : answer:
Description : Thylakoids removed from chloroplasts were kept in illuminated culture having `CO_2` and water. It did not produce sugar because of
Last Answer : Thylakoids removed from chloroplasts were kept in illuminated culture having `CO_2` and water ... D. Nonfromation of linght assimilatory power
Description : Match the following and select the correct answer `{:("Centriole",(i)"Infoldings in mitochondria"),("Chlorophyll",(ii)"Thylakoids"),("Cristae",(iii)"N
Last Answer : Match the following and select the correct answer `{:("Centriole",(i)"Infoldings in mitochondria"),("Chlorophyll",(ii)" ... ","(iii)","(i)","(ii)"):}`
Description : What Thylakoids are membrane sacs that contain?
Last Answer : chlorophyll
Description : The inner membrane of the mitochondria is, usually, highly convoluted forming a series of infoldings known as (a) thylakoids (b) lamellae (c) cristae (d) grana.
Last Answer : (c) cristae
Description : Which one of the following cellular parts is correctly described? (a) Thylakoids - flattened membranous sacs forming the grana of chloroplasts (b) Centrioles - sites for active RNA synthesis (c) Ribosomes - ... cytoplasm are smaller (70S) (d) Lysosomes - optimally active at a pH of about 8.5
Last Answer : (a) Thylakoids - flattened membranous sacs forming the grana of chloroplasts
Description : Match the following and select the correct answer. (A) Centriole (i) lnfoldings in mitochondria (B) Chlorophyll (ii) Thylakoids (C) Cristae (iii)Nucleic acids (D) Ribozymes (iv) Basal body of cilia or flagella A B C D (a) (iv) (ii) ... ii) (iv) (iii) (c) (i) (iii) (ii) (iv) (d) (iv) (iii) (i) (ii)
Last Answer : (a) (iv) (ii) (i) (iii)
Description : Within chloroplasts, light is captured by (A) Grana within cisternae (B) Thylakoids within grana (C) Cisternae within grana (D) Grana within thylakoids
Last Answer : (B) Thylakoids within grana
Description : why plants tend to store sugars in form of starch in the stroma? -Biology
Description : Stroma in the chloroplasts of higher plant cantains
Last Answer : Stroma in the chloroplasts of higher plant cantains A. Chlorophyll B. Light-independent reaction ... . Light-independent reaction enzymes D. Ribosomes
Description : Stroma is the ground matrix of
Last Answer : Stroma is the ground matrix of A. Endoplasmic reticulum B. Mitochondria C. Nucleolus D. Chloroplast
Description : Central stroma of ovary is made up of
Last Answer : Central stroma of ovary is made up of A. Fibrous connective tissue B. Reticular tissue C. Adipose connective tissue D. None
Description : The corneal stroma: a. measures 500 um thick b. transmits 90% of the incoming light c. derives most of its oxygen from the precorneal tear film d. is acellular which accounts for its transparency
Last Answer : measures 500 um thick
Description : The endothelium: a. maintains the integrity of the corneal stroma through an ATP-Na+, K+-dependent pump b. receives its nutrient from the blood vessels surrounding the cornea c. undergoes multiplication in response to trauma d. contains tight junction between adjacent endothelium
Last Answer : maintains the integrity of the corneal stroma through an ATP-Na+, K+-dependent pump
Description : The following structures are of ectodermal origin: a. the retina and its retinal pigment epithelium b. iris stroma c. the sclera d. the ciliary muscle e. the corneal stroma
Last Answer : the retina and its retinal pigment epithelium
Description : The cornea: a. is thicker centrally than peripherally b. contains 10,000 endothelium cells per square mm at birth c.has an acellular collagenous stroma d. contain Descemet's membrane is produced by the endothelium e. has a refractive index of 1.38
Last Answer : contain Descemet's membrane is produced by the endothelium
Description : Which part of ovary in mammals acts as an endocrine gland after ovulation? (a) Stroma (b) Germinal epithelium (c) Vitelline membrane (d) Graafian follicle
Last Answer : (d) Graafian follicle
Description : Which of the following layers in an antral follicle is acellular? (a) Stroma (b) Zona pellucida (c) Granulosa (d) Theca interna
Last Answer : b) Zona pellucida
Description : During photorespiration, the oxygen consuming reaction(s) occur in (a) stroma of chloroplasts (b) stroma of chloroplasts and mitochondria (c) stroma of chloroplasts and peroxisomes (d) grana of chloroplasts and peroxisomes.
Last Answer : (c) stroma of chloroplasts and peroxisomes
Description : In C4 plants, Calvin cycle operates in (a) stroma of bundle sheath chloroplasts (b) grana of bundle sheath chloroplasts (c) grana of mesophyll chloroplasts (d) stroma of mesophyll chloroplasts.
Last Answer : (a) stroma of bundle sheath chloroplasts
Description : Photosystem II occurs in (a) stroma (b) cytochrome (c) grana (d) mitochondrial surface.
Last Answer : (c) grana
Description : Read the following four statements, (i), (ii), (iii) and (iv) and select the right option having both correct statements. Statements : (i) Z scheme of light reaction takes place in presence of PSI only. (ii) Only PSI is ... and (iv) (b) (i) and (ii) (c) (ii) and (iii) (d) (iii) and (iv)
Last Answer : (a) (ii) and (iv)
Description : Stroma in the chloroplasts of higher plant contains (a) light-dependent reaction enzymes (b) ribosomes (c) chlorophyll (d) light-independent reaction enzymes.
Last Answer : d) light-independent reaction enzymes.
Description : Chlorophyll in chloroplasts is located in (a) grana (b) pyrenoid (c) stroma (d) both grana and stroma.
Last Answer : (a) grana
Description : The structures that are formed by stacking of organised flattened membranous sacs in the chloroplasts are (a) stroma lamellae (b) stroma (c) cristae (d) grana.
Last Answer : (d) grana.