Sunday 28 April 2019

Biology MCQs page 4

April 28, 2019 Professional

Biology Quiz

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31. Which one is abundant in lymph
(A) oxygen
(B) lipids
(C) water
(D) proteins

32. Jaws without teeth are found in found in
(A) birds
(B) reptiles
(C) fish
(D) none of these

33. Male reproductive part of flower is
(A) stigma
(B) stamen
(C) carpel
(D) ovule

34. Coordination in plants is by
(A) nervous system
(B) enzymes
(C) hormones
(D) roots

35. The simplest fatty acid is
(A) palmitic acid
(B) butyric acid
(C) oleic acid
(D) acetic acid

36. All enzymes are protein which are
(A) globular
(B) fibrous
(C) helical
(D) all of these

37. Cilia are produced from
(A) mitochondria
(B) cell-membrane
(C) centriole
(D) cytoplasm

38. Which of the following disease is not caused by virus
(A) T.B
(B) AIDS
(C) HIV
(D) flu

39. Which of the following is a filamentous alga
(A) ulva
(B) chlorella
(C) acetabularia
(D) spirogyra

40. Which of the following is not sac fungi
(A) truffles
(B) yeasts
(C) mushrooms
(D) morels
ANSWERS: BIOLOGY QUIZ
31. D
32. A
33. B
34. C
35. D
36. A
37. C
38. A
39. D
40. C

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Biology MCQs page 3

April 28, 2019 Professional

Biology Quizzes

Biology Multiple Choice Questions (MCQs) Page-3. Find answers to the questions at the bottom of the page.

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9

21. Which is a parasitic plant
(A) cuscuta
(B) rose
(C) ferns
(D) mosses

22. True roots absent in
(A) ferns
(B) bryophytes
(C) gymnosperms
(D) angiosperms

23. The mechanism for ATP synthesis is
(A) chemosynthesis
(B) photosynthesis
(C) phosphorylation
(D) chemiosmosis

24. Enzyme present in the saliva is
(A) lipase
(B) trypsin
(C) ptyalin
(D) invertase

25. Nitrogen is present in
(A) carbohydrates
(B) proteins
(C) lipids
(D) carbonates

26. The food is ground in the cockroach in
(A) mesenteron
(B) crop
(C) gizzard
(D) intestine

27. Operculum is present in
(A) bony fish
(B) sea fish
(C) cartilaginous fish
(D) none of these

28. In which animal respiratory surface are found in more than one organ
(A) birds
(B) human
(C) fish
(D) frog

29. The heart is enclosed in a membrane called
(A) pleura
(B) pericardium
(C) peritoneum
(D) epithelium

30. From right ventricle blood is pushed into
(A) pulmonary trunk
(B) brain
(C) aorta
(D) body
ANSWERS: BIOLOGY QUIZZES
21. A
22. B
23. D
24. C
25. B
26. C
27. A
28. D
29. B
30. A

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Biology Quiz page 2

April 28, 2019 Professional

Biology Multiple Choice Questions (MCQs) Page-2. Find answers to the questions at the bottom of the page.

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9

11. Starch is converted into maltose by
(A) diastase
(B) invertase
(C) maltase
(D) amylase

12. Co-enzyme is often formed from
(A) lipid
(B) protein
(C) inorganic ion
(D) vitamin

13. Messenger RNA is formed in
(A) nucleus
(B) chloroplast
(C) mitochondria
(D) none of these

14. Number of chromosomes in E.coli
(A) 4
(B) 6
(C) 3
(D) 1

15. Protein factory is
(A) nucleus
(B) ribosome
(C) golgi complex
(D) centriole

16. Smallest disease causing agents in plants are
(A) virion
(B) mycoplasma
(C) viroids
(D) prions

17. The major cell infected by the HIV is lymphocyte
(A) helper-T
(B) B
(C) both T and B
(D) none of these

18. Pigment present in red algae is
(A) fucoxanthin
(B) phycocyanin
(C) phycoerythrin
(D) bilirubin

19. Nutrition in fungi is
(A) photosynthetic
(B) chemosynthetic
(C) completely parasitic
(D) absorptive heterotrophs

20. Fungi resemble plants because they lack
(A) cell wall
(B) cytoplasm
(C) centriole
(D) nucleus
ANSWERS: BIOLOGY QUIZ
11. A
12. B
13. A
14. D
15. B
16. C
17. A
18. C
19. D
20. C

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Biology MCQs

April 28, 2019 Professional

Biology MCQs

Biology Multiple Choice Questions (MCQs) Page-1. Find answers to the questions at the bottom of the page.

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9

1. Haemodialysis means cleaning of
(A) urine
(B) blood
(C) glomerular filterate
(D) coelomic fluid

2. Production of sweat and sebum is related with
(A) skin
(B) liver
(C) lungs
(D) GIT

3. The evaporative cooling in the respiratory tract of dogs is called
(A) vasodilation
(B) vasoconstriction
(C) panting
(D) all of these

4. Which of the following pathogen type cause disease that can be treated with antibiotics
(A) bacteria
(B) fungi
(C) virus
(D) none of these

5. Most cell membranes are composed principally of
(A) DNA ad protein
(B) protein and lipids
(C) protein and chitin
(D) protein and RNA

6. Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the
(A) concentration of water molecules inside and outside the cell
(B) concentration of enzymes on either side of the cell membrane
(C) rate of molecular motion on either side of the cell membrane
(D) none of these

7. Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of
(A) diffusion
(B) passive transport
(C) osmosis
(D) active transport

8. Proteins are made from amino acids by the process of
(A) hydrolysis
(B) pinocytosis
(C) dehydration synthesis
(D) active transport

9. Which is an organic compound found in most cells
(A) water
(B) glucose
(C) oxygen
(D) sodium chloride

10. Which are the four most abundant elements in living cells
(A) carbon, oxygen, nitrogen, sulfur
(B) carbon, oxygen, hydrogen, nitrogen
(C) carbon, oxygen, sulfur, phosphorus
(D) carbon, sulfur, hydrogen, magnesium
ANSWERS: BIOLOGY MCQS
1. B
2. A
3. C
4. A
5. B
6. A
7. D
8. C
9. B
10. B

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Federal Board Past Papers Class 9

April 27, 2019 Professional

Download Past Examination Papers (Old Papers) of Class 9 of the Federal Board Islamabad, Pakistan. Federal Board takes annual examination of 9th class in March each year.