More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Biology Life Science Test Medium Mode MCQs With Answers
Question # 1
From one pyruvate passing through Krebs cycle how many FADH2 molecules are formed.
Choose an answer
01
02
03
04
Previous
Skip
Next
Question # 2
The detachable cofactors of an enzyme is known as.
Choose an answer
Prosthetic group
Apo enzyme
Activator
Co enzyme
Previous
Skip
Next
Question # 3
Which one of the following is false about AIDS
Choose an answer
HIV
Auto-immune deficiency syndrome
T-lymohocytes
HAV
Previous
Skip
Next
Question # 4
A group of ribosome attached to mRNA is known as
Choose an answer
Lysosome
Peroxisome
Poly some
Glyoxisome
Previous
Skip
Next
Question # 5
The percentage of calcium in human body is.
Choose an answer
1%
2%
3%
4%
Previous
Skip
Next
Question # 6
In fungi spores are produced inside the reproductive structure called.
Choose an answer
Conidia
sporangia
Ascocarps
Basida
Previous
Skip
Next
Question # 7
Guttation occurs in plants through.
Choose an answer
Cutitle
Hydathodes
stomata
Lenticels
Previous
Skip
Next
Question # 8
Chromoplast impart colours to the plants other than
Choose an answer
Red
Blue
Green
Yellow
Previous
Skip
Next
Question # 9
Digestion in Hydra and Planaria takes place within their
Choose an answer
Coelom
Alimentary cannal
Gastrovascular cavity
Mouth
Previous
Skip
Next
Question # 10
Syrinx is an organ of voice in.
Choose an answer
Amphibians
Birds
Mammals
Reptiles
Previous
Skip
Next
Question # 11
Greater pathogenicity to bacteria and protection against phagocytosis is provided by
Choose an answer
Capsule
Slime
Cell wall
Mesosomes
Previous
Skip
Next
Question # 12
In living thing, the behavior activities occurs at regulars intervals which are called.
Choose an answer
diumal rhythms
Blorhythms
Circannual
Orcadian
Previous
Skip
Next
Question # 13
Which of the following is a non sense codon.
Choose an answer
UGA
UGG
AUG
AUC
Previous
Skip
Next
Question # 14
Parthenocarpy is the development of fruit without.
Choose an answer
Pollination
Germination
Fertilization
Hormones
Previous
Skip
Next
Question # 15
Which is a long day plant
Choose an answer
soyabean
Henbane
Tomato
Cucumber
Previous
Skip
Next
Question # 16
Joints that are held together by short fibers embedded in connective tissue.
Choose an answer
Fibrous joints
synovial joints
Hing joint
Cartilaginous joint
Previous
Skip
Next
Question # 17
The membrane that bounds vacuole is called.
Choose an answer
Tonoplast
Leucoplat
Chromoplast
Chloroplast
Previous
Skip
Next
Question # 18
Taqpolymerase are enzyme present in.
Choose an answer
Fungi
Bacteria
Algae
Virus
Previous
Skip
Next
Question # 19
Repeating units of DNA are called.
Choose an answer
Histones
Nucleosides
Nucleotides
Amino acids
Previous
Skip
Next
Question # 20
The zone, rich in life, in a fresh water lake is called.
Choose an answer
Littoral zone
Profundal zone
Limnetic zone
Deseret
Previous
Skip
Next
Question # 21
Lavering is the characteristic of.
Choose an answer
Tundra
Desert
Grass land
Talga
Previous
Skip
Next
Question # 22
Which trait is transmitted directly from an affected father to only his sons.
Choose an answer
X - linked
Y - Linked
x and y linked
Autosomal
Previous
Skip
Next
Back