Description : Intestine is 9-10 times longer than the body in (a) Herbivores (b) Carnivores (c) Omnivores (d) None
Last Answer : (a) Herbivores
Description : All protozoa required organic materials, which may be particulate or in solution. Such type of nutrition is called A A. Holozoic B. Saprozoic C. Both D. None
Last Answer : Holozoic
Description : Which organisms are dependent upon other animals for food? C A. Producers B. Herbivores C. Scavengers D. Primary consumers
Last Answer : Scavengers
Description : Sanguivores are (a) Flesh eaters (b) Blood sucking (c) Feed dead bodies (d) None
Last Answer : (b) Blood sucking
Description : Canabolic feed (a) Own species (b) Any species (c) No species (d) None
Last Answer : (a) Own species
Description : One of the following act upon milk protein (a) Renin (b) Rennin (c) Casein (d) None
Last Answer : (b) Rennin
Description : Amylopsin acts upon (a) polysaccharide in any medium (b) polysaccharide in acidic medium (c) polypeptide in any medium (d) Polysaccharide in alkaline medium
Last Answer : (d) Polysaccharide in alkaline medium
Description : Milk protein is acted upon by which of the following (a) Rennin (b) Casein (c) Pepsin (d) Caseinogen
Last Answer : (a) Rennin
Description : Predators prey upon (a) Higher species (b) Lower species (c) Same species (d) None
Last Answer : (b) Lower species
Description : Invertase enzyme acts upon (a) Proteins (b) Maltose (c) Fructose (d) Sucrose
Last Answer : (d) Sucrose
Description : Emulsified fat is acted upon by : (a) Lipase (b) Amylase (c) Rennin (d) Pepsin
Last Answer : (a) Lipase
Description : In detritus tanks, A. Flow velocity is kept 0.09 m/sec B. Detention period is kept 3 to 4 minutes C. Organic and inorganic materials are separated D. All the above
Last Answer : ANS: D
Description : Mass of living matter at a trophic level in an area at any time is called (a) standing crop (b) detritus (c) humus (d) standing state.
Last Answer : (a) standing crop
Description : Indicate which of the statement is incorrect (a) The detritus tank is type of a grit chamber (b) In detritus tank, velocity of flow is further reduced (c) Grit chambers are provided in the sewage ... to remove the heavier inorganic matter as grit, sand etc. from the sewage (d) None of them*
Last Answer : (d) None of them*
Description : One of the following mineral is essential for life of animals and rot for plants (a) Calcium (b) Phosphorus (c) Iodine (d) Potassium
Last Answer : (b) Phosphorus
Description : Herbivore animals have (a) More teeth as compare to carnivore (b) Flatter teeth than carnivore (c) Fewer teeth than carnivore (d) Sharp teeth than carnivore
Last Answer : (b) Flatter teeth than carnivore
Description : Some animals eat their own faeces to digest cellulose again. This is known as (a) Reingestion (b) Coprophagy (c) Both (d) None
Last Answer : (c) Both
Description : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of light and saprophytic in the absence
Last Answer : $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means that nutrition is autotropic in the presence of ... D. If both As and R are wrong.
Description : The layer of the marine biome where the animals are adapted to survive on detritus under even greater pressure is ………………..
Last Answer : The layer of the marine biome where the animals are adapted to survive on detritus under even greater ... the Disphotic layer (d) the Aphotic layer
Description : Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. Consumers A D C Uptake Run off Soil solution B A B ... minerals Detritus (c) Detritus Rock minerals Producers Litter fall (d) Producers Litter fall Rock minerals Detritus
Last Answer : (c) Detritus Rock minerals Producers Litter fall
Description : In overpopulated parts of the world where there is shortage of food, the inhabitants should feed predominantly on - (a) rice, wheat and other food grains (b) herbivores (c) small carnivores (d) large carnivores
Last Answer : Ans:(a)
Description : Organisms which obtain energy by the oxidation of reduced inorganic compounds are called (a) photoautotrophs (b) chemoautotrophs (c) saprozoic (d) coproheterotrophs.
Last Answer : (b) chemoautotrophs
Description : Organisms feeding on the dead or decaying matter are categorized as B A. Ominvores B. Scavengers C. Carnivores D. Herbivores
Description : What animals are herbivores in Lion King?
Last Answer : In the Lion King, several animals are depicted as herbivores, including zebras, wildebeest, antelopes, and giraffes. The main characters, Simba, Nala, and Timon and Pumbaa, are also herbivores and mostly eat bugs and fruits.
Description : What makes an ecosystem? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality
Last Answer : (1) A living community and its environment Explanation: An ecosystem is a community of living organisms (plants, animals and microbes) in conjunction with the nonliving components of their ... a system. These components are regarded as linked together through nutrient cycles and energy flows.
Description : What makes an ecosystem ? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality
Last Answer : A living community and its environment
Description : Which of the following is located in the mitochondria? (A) Cytochrome oxidase (B) Succinate dehydrogenase (C) Dihydrolipoyl dehydrogenase (D) All of these
Last Answer : (D) All of these
Description : The surface tension in intestinal lumen between fat droplets and aqueous medium is decreased by (A) Bile Salts (B) Bile acids (C) Conc. H2SO4 (D) Acetic acid
Last Answer : (A) Bile Salts
Description : The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation
Last Answer : (A) Diffusion
Description : The pH of blood is 7.4 when the ratio between H2CO3 and NaHCO3 is (A) 1 : 10 (B) 1 : 20 (C) 1 : 25 (C) 1 : 30
Last Answer : (B) 1 : 20
Description : The average pH of Urine is (A) 7.0 (B) 6.0 (C) 8.0 (D) 0.0
Last Answer : (B) 6.0
Description : The exchange of material takes place (A) Only by diffusion (B) Only by active transport (C) Only by pinocytosis (D) All of these
Description : The degradative Processess are categorized under the heading of (A) Anabolism (B) Catabolism (C) Metabolism (D) None of the above
Last Answer : (B) Catabolism
Description : Which one is the largest particulate of the cytoplasm? (A) Lysosomes (B) Mitochondria (C) Golgi apparatus (D) Entoplasmic reticulum
Last Answer : (B) Mitochondria
Description : Which one is the heaviest particulate component of the cell? (A) Nucleus (B) Mitochondria (C) Cytoplasm (D) Golgi apparatus
Last Answer : (A) Nucleus
Description : Which of the following statement is correct about membrane cholesterol? (A) The hydroxyl group is located near the centre of the lipid layer (B) Most of the cholesterol is in the form ... forms a rigid, planar Structure (D) The hydrocarbon chain of cholesterol projects into the extracellular fluid
Last Answer : (C) The steroid nucleus form forms a rigid, planar Structure
Description : All the following processes occur rapidly in the membrane lipid bilayer except (A) Flexing of fatty acyl chains (B) Lateral diffusion of phospholipids (C) Transbilayer diffusion of phospholipids (D) Rotation of phospholipids around their long axes
Last Answer : (C) Transbilayer diffusion of phospholipids
Description : Which of the following phospholipids is localized to a greater extent in the outer leaflet of the membrane lipid bilayer? (A) Choline phosphoglycerides (B) Ethanolamine phosphoglycerides (C) Inositol phosphoglycerides (D) Serine phosphoglycerides
Last Answer : (A) Choline phosphoglycerides
Description : Which are the cholesterol esters that enter cells through the receptor-mediated endocytosis of lipoproteins hydrolyzed? (A) Endoplasmin reticulum (B) Lysosomes (C) Plasma membrane receptor (D) Mitochondria
Last Answer : (B) Lysosomes
Description : HDL is synthesized and secreted from (A) Pancreas (B) Liver (C) Kidney (D) Muscle
Last Answer : (B) Liver
Description : Synthesis of prostaglandinsis is inhibited by (A) Aspirin (B) Arsenic (C) Fluoride (D) Cyanide
Last Answer : (A) Aspirin
Description : Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium
Last Answer : (C) Iron
Description : Milk is deficient in which vitamins? (A) Vitamin C (B) Vitamin A (C) Vitamin B2 (D) Vitamin K
Last Answer : (A) Vitamin C
Description : Oxidation of which substance in the body yields the most calories (A) Glucose (B) Glycogen (C) Protein (D) Lipids
Last Answer : (D) Lipids
Description : Which of the following is required for crystallization and storage of the hormone insulin? (A) Mn++ (B) Mg++ (C) Ca++ (D) Zn++
Last Answer : Mn++
Description : A drug which prevents uric acid synthesis by inhibiting the enzyme xanthine oxidase is (A) Aspirin (B) Allopurinol (C) Colchicine (D) Probenecid
Last Answer : (B) Allopurinol
Description : Modern bread is formed with amino acid (a) Histidine (b) Lysine (c) Leucine (d) All
Last Answer : (d) All