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MCQs4All - Biology MCQs for NTS, FPSC, CSS, IELTS, TOEFL

Question. Exoskeoeton of coelenterates terates is made up to__________?
  1. Calcium
  2. Silica
  3. Chitin
  4. Both A & B
Question. In cell fractionation various components of cells including its organelles can be isolated in different layers depending upon____________?
  1. Their physical properties like size & weight.
  2. Physical properties of the medium like its density.
  3. Their electrical properties like their charges
  4. Both a and b
Question. The Study of organisms inhabiting the sea and Ocean and the physical and chemical characteristics of their environment is:
  1. Social Biology
  2. Marine Biology
  3. Environmental Biology
  4. Fresh Water Biology
Question. The word Archaeobacteria (a division of bacteria) derived from Greek means___________?
  1. True bacteria
  2. False bacteria
  3. Recent bacteria
  4. Ancient bacteria
Question. Organisms of which of the following kingdom have absorptive mode of nutrition______________?
  1. Prokaryotae
  2. Protoctista
  3. Animalia
  4. Fungi
Question. Operculum is present in_____________?
  1. bony fish
  2. sea fish
  3. cartilaginous fish
  4. none of these

Biology MCQs for NTS, FPSC, CSS, PPSC, PMS, UTS, FTS, OTS, Teaching, CT, PTC, SST, B.Ed, M.Ed of past papers
Question. More than ___________ compounds of tar of tobacco smoke are involved to cause cancer?
  1. 5
  2. 90
  3. 15
  4. 10
Question. Lock and Key model was proposed by______________?
  1. Emil Fischer
  2. Koshland
  3. Robin Williams
  4. Rudolph Virchow
Question. Exoskeleton of a marine snail is composed of________________?
  1. CaPO4
  2. CaCO3
  3. CaSO4
  4. SiO2
Question. Coenocytic hyphae are also known as______________?
  1. Septate
  2. Perforated hyphae
  3. Aseptate
  4. Uninucleate hyphae
Question. Single circuit heart is found in_________?
  1. Fishes
  2. Amphibians
  3. Reptiles
  4. Mammals
Question. Photosystem II has molecules which absorbs maximum light of___________?
  1. 680 nm
  2. 100 m
  3. 700 nm
  4. 670 nm
Question. Ribosomes were discovered by_______?
  1. Golgi
  2. De Duve
  3. Palade
  4. R.Brown
Important MCQs
Question: Hindenburg line divides____________?
Question: Jamia Masjid Damascus was built by___________?
Question: The United Nations was founded on _________.
Question: The Salat-e-Shukar is ______________?
Question: Debul and Alor are the names of _______
Question: International Anti- Corruption Day observed on___________?
Question: The fertility of the soil is improved by________________?
Question: Silver fish is the name of__________?
Question: Neil Armstrong was a/an ………. astronaut
Question: Sea which separates Africa from Asia is
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