Biology Test 3 Please don't use any search browser to find the answer. Just do it yourself so you can measure your knowledge power. Best of Luck! Please! Enter Password 1 / 50 ------have a limited number of organelles? Eukaryotes None of the above organ system Prokaryotes 2 / 50 The matching, identical but often have slight differences, genes are……. DNA CHROMOSOMES GENES 3 / 50 plastids are ….. All CHROMOPLAST CHLOROPLAST LEUCOPLAST 4 / 50 ATP is an example of: None of these Polynucleotide Dinucleotide Mononucleotide 5 / 50 Homologous structures: Have same structures but different functions Have different structures and function Have same functions but different structures None of the above 6 / 50 The water bloom is a: Water with bad smell. Water cannot be drunk Water with a layer of organisms Polluted water 7 / 50 The four interconnected rings of steroid molecule have: 16 carbons 15 carbons 12 carbons 17 carbons 8 / 50 De-duve (1949): Nerve cells Golgi apparatus Differentially permeable Lysosomes 9 / 50 Plasma membrane: Differentially permeable Nerve cells Lysosomes Golgi apparatus 10 / 50 The thick walled enlarged reproductive cells are called: Akinete Trichome Heterocyst Hormogonia 11 / 50 Fatal heart attacks in a young Kills the cancer cells a condition in which liver cells lack receptor for removing cholesterol High level of blood cholesterol is also done in cancer patients 12 / 50 Treatment of disease by x-rays or other ionizing radiation is: Gene therapy All Radiotherapy Chemotherapy 13 / 50 If the thyroid gland is removed so………. Our body stop producing the thyroid hormone None Death Cause 14 / 50 Albumin is the most important protein in blood serum. It is produced by Endocrine glands Liver Lungs Heart 15 / 50 Forming face: Golgi Apparatus Translocation of food Lysosomes Nerve cells 16 / 50 How many bones are present in human ears? 3 6 8 9 17 / 50 Colorado Tick fever is caused by: Single stranded RNA virus Single stranded DNA virus Double stranded RNA virus Double stranded DNA virus 18 / 50 The chemicals produced by microorganisms, which are capable of destroying or inhibiting the growth of another organism: Anti-Toxins Antibiotics Vaccines Both (A) and (B) 19 / 50 Which of the following traits is not sex-linked recessive? Haemophilia tfm syndrome Colour blindness Hypophosphatemic ricket 20 / 50 NAD is an example of: Dinucleotide Coenzyme (A)Mononucleotide Both (B) and (C) 21 / 50 AUTOSOMES ____in male and female Differnent Same None 22 / 50 Super blue green algae is cyanobacteria which: Pollute water has nutritional value Cause disease in man. None of the above 23 / 50 What is the role of progesterone hormone in women? Spermatogenesis Development of the uterine lining Female secondary sex characteristics Follicle development 24 / 50 Hepatitis A is caused by: Enveloped DNA virus Enveloped RNA virus Un-enveloped RNA virus Un-enveloped DNA virus 25 / 50 Method of research in which a biological problem is identified, relevant data is gathered, a hypothesis is formulated from these data, and the hypothesis is experimentally tested is called: Scientific law All choices are correct Biological method Scientific theory 26 / 50 Planning to reduce plant diseases by applying different strategic methods is termed as: Hydroponics Chemical control Crop rotation Integrated disease management 27 / 50 Non-protein part of the enzyme is……… Apoenzyme COFACTOR None Holoenzyme 28 / 50 Which of the biomes has been increased in area by human activities? Coniferous Savanna Desert Grassland 29 / 50 Sperms are produced in …….. Abdomen Liver None Seminiferous tubules 30 / 50 Identical chromosomes in males is: 26 22 23 56 31 / 50 During emergencies, the “fight-or-flight” response: Decrease the heartrate is stimulated by cortisol is the result of aldosterone causing faster blood flow is caused by hormone secretions in the adrenal medulla 32 / 50 The body’s normal metabolic rate is regulated by: Prolactin Metaboloxin Thyroid hormones Epinephrine 33 / 50 Brine is used for industrial production of HCL NaOH KCL NHO 34 / 50 Conduction of impulse: Translocation of food Differentially permeable Nerve cells E.R. 35 / 50 Red wood trees measure over: 200 meters in height 400 feet in height All choices are incorrect 300 feet in height 36 / 50 The chemicals produced by microorganisms, which are capable of destroying or inhibiting the growth of another organism: Anti-Toxins Both (A) and (B) Vaccines Antibiotics 37 / 50 In which phase does the growth of bacteria take place? Lag phase Death phase Log phase Stationary phase 38 / 50 The process of making a polypeptide sequence from the genetic code of mRNA molecule associated with a ribosome is termed as: Transcription Translation Transduction Transformation 39 / 50 Chemotherapy: is also done in cancer patients High level of blood cholesterol Kills the cancer cells a condition in which liver cells lack receptor for removing cholesterol 40 / 50 Grassland in tropic climates have woody trees and are called Velt Pampas Savanna Prairies 41 / 50 The largest desert in the world is: Sahara Gobi Thal Thar 42 / 50 Which of the following is not aging? Increase of number of cells Increase of body weight Loss of hair pigment Dryness of skin 43 / 50 What is the mixed gland of the human body? Liver Pancreas Thyroid Pituitary 44 / 50 Which one doesn't belong to microtubules? Chloroplast Cilia Centrioles Flagella 45 / 50 The reasoning from a specific set of observations to reach a general conclusion is called: Inductive reasoning Deductive reasoning None of the above Both (A) and (B) 46 / 50 Super blue green algae is cyanobacteria which: None of the above Cause disease in man. Pollute water has nutritional value 47 / 50 Phloem cell: Nerve cells Lysosomes Golgi Apparatus Translocation of food 48 / 50 Pachytene is a First stage of prophase in meiosis Third stage of prophase in meiosis Fourth stage of prophase in meiosis Second stage of prophase in meiosis 49 / 50 The total amount of energy that is converted to organic compounds in a given area per unit of time is called the: Gross primary productivity Transpiration Biomass Net primary productivity 50 / 50 Ammonia is the waste product of____ . MARINE ANIMALS FISHES All Your score is 0% Restart quiz
Password plzz
Password???
passward plxxxxx
sir hum ny apna pasword lagya hai lakin wrong bta rahy hai jb k password thk hai
Password plz
Hi
Good
The best platform
AFNS TEST PREPRATION
GOOD PREPRATION
You are the best
Sir password kya ha iska
Plz sir share the password
Vry informative platform
Password. Kya h iska
Password ?
Password?
What is password