Some Important Questions On Biology || Top Biology GK ||
Biology is the science of life that also deals with the physicochemical aspects of life. For the convenience of the study, it is divided into several branches including botany, zoology, morphology, etc. Let us solve an interesting quiz based on life science that will help in the preparation of competitive examinations and enhance knowledge.
1.According to cellular structure which one of the following is most complex?(WBCS,2005)
A) Bacteria
B)Protozoa
C)Algae
D)Fungi
2.Ribosome play a significant role in(WBCS,2008)
A) Photosynthesis
B)protein synthesis
C)Lipid synthesis
D) Respiratory
3.Haversian system is a part of
A)Kidney
B)Bone
C)Heart
D)Brain
4.The smallest size of a cell which can be seen with unaided eye is(WBCS, 2010)
A)One micron
B)10 microns
C)100 microns
D)1000 microns
5.Nerve cells orginate from the embryonic (WBCS,2011)
A) Ectoderm
B) Endoderm
C)Mesoderm
D)Both endo and Mesoderm
6)The longest cell in animals is (WBCS,2014)
A)Nerve cell
B) Hepatocyte
C)Blood cell
D)Muscle cell
7)Process of cell division can take place by (WBCS,2015)
A)Heterosis
B)Fusion
C)Mitosis
D)None of the above
8)A muscle that is consciously controlled (WBCS,2016)
A)Striated voluntary
B)Striated involuntary
C)Non-striated voluntary
D) Non-striated involuntary
WBCS(mains)
9)Single cell animals reproduce by (WBCS,2014)
A)Fission
B)Fusion
C)Budding
D)Regeneration
10.Which type of cell is involved in allergic response?(WBCS,2015)
A)Basophils
B)Mast cell
C)Fibroblast cell
D)Both (A)and (B)
11.The diameter of a human hair is about (WBCS,2017)
A)50 UCO miter
B)50 UCO miter
C)100 UCO miter
D)70 UCO miter
12.The study of the microscopic structure of tissues,is called(WBCS,2017)
A)Otology
B) Astrology
C) Histology
D)Erotology
13)The cell wall of xylem cells is rich in (WBCS,2017)
A)Starch
B) Protein
C)Lipid
D)Lignin
14.Which of the following is not a componant of the nucleus?(WBCS,2019)
A) Chromosomes
B)Nucleolus
C) Cytoplasm
D)Nuclear envelope
15)What is the typical size of a Prokaryotic cell?(WBCS,2020)
A)1-10 meter
B)1-10 milimeter
C)1-10 micrometre
D)1-10 nanometer
16) Tissue that connects muscle to bone in humans is known as(WBCS,2020)
A)Phloem
B)Adipose
C)Tendon
D)Epithelial
17.In the Rutherford experiment towards the discovery of atomic nuclear the target used was (WBCS,2020)
A)Gold
B)Silver
C)Platinum
D)Copper
IAS(Prelims)
18.Match list (scientist with list ll Achievement)and the correct answer using the codes given below (IAS,2002)
List l. List ll
(Scientist). (Achievement)
A)(a2),(b1),(c4),(d3)
B)(a1),(b2),(c4),(d3)
C)(a2),(b1),(c3),(d4)
D)(a1),(b2),(c3),(d4)
19.Which of the following statements is correct?(IAS,2002)
A)Prions are the smallest free living cells
B)Thecell wall of Mycoplasma in made up of amino sugars
C)Viroids consist of single stranded DNA/RNA molecule
D)Rickettsia lack cell wall
20)Which organelle in the cell, other than nucleus contains DNA?(IAS,2002)
A)Centriole
B)Golgi apparatus
C)Lysosome
D) Mitochondrion
21.Metastasis is the process by which (IAS,2002)
A)Cell divide rapidly under the influence of drugs
B)Cencer cells spread through the blood or lymphatic system to other sites or organs
C)the chromosomes in cells nucleoli are attached to the spindle before moving to the anaphase poles
D)Cancer cells are successfully inhibited to divide any further
22)Which of the following cell organelles play the most significant role in protein synthesis?(IAS,2002)
A)Lysosome and centrosome
B) Endoplasmic reticulum and ribosome
C)Golgi apparatus and mitochondria
D)Lysosome and mitochondria
23.The cellular and molecular control of programmed cell death is known as(IAS,2020)
A)Apoptosis
B)Ageing
C) Degeneration
D) Necrosis
24.Which of the following statements are correct reagading the general difference between plants and animals cells?(IAS,2020)
A)Plant cell have cellulose cell walls whilst animal cells do not
B)Plant cells do not have plasma membrane unlike animal cells which do.
C)Mature plants cell has one large vacuole whilst animal cell hasmany small vacuoles.
Select the correct answer using the code given below
A)1 and 2 only
B) 2and 3 only
C)1 and 3 only
D)1,2 and 3
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