41- The organs perform same functions in different groups of organism but are different in this internal structure called as:
A. Homologous organs
B. Bisymmetry organs
C. Analogous Organ
D. Radial symmetry
View Answer
Answer : C. Analogous Organ
Description
42- The hard parts of the seeds is, due to the presence of:
A. Collenchyma
B. Parenchyma
C. Fibres
D. Scleroids
View Answer
Answer : B. Parenchyma
Description
43- Virus is a latin word meaning:
A. Sweet
B. Sour
C. Poison
D. Toxic
View Answer
Answer : C. Poison
Description
44- In the heart the thick walled chambers are located at the:
A. Apex
B. Lateral side
C. Dorsal side
D. Ventral side
View Answer
Answer : A. Apex
Description
45- Extremely thin appendages help in:
A. Pili
B. Membrane
C. Flagella
D. Cilia
View Answer
Answer : A. Pili
Description
46- Colourless plastid is called:
A. Leucoplast
B. Chromoplast
C. Cyanoplast
D. Erythroplast
View Answer
Answer : A. Leucoplast
Description
47- Evolution is the transformation of the form & mode of existence of an organism in such manner that the descendants from their ancestor, according to:
A. Weismann
B. Lamark
C. Charles
D. Darwin
View Answer
Answer : D. Darwin
Description
48- Uterus opens to the vagina by a narrow opening bounded by muscular sphincter at its bottom known as:
A. Cervix
B. Oviduct
C. Labia
D. Vagina
View Answer
Answer : A. Cervix
Description
49- Skeleton of marine shelled sarcodians give clues to possible deposit of:
A. Potassium
B. Magnesium
C. Petroleum
D. Calcium
View Answer
Answer : C. Petroleum
Description
50- Spinal cord comes out from the cranium though a opening known as:
A. Foramen magnum
B. Ganglion
C. Acetabulum
D. Glanoid cavity
View Answer
Answer : A. Foramen magnum
Description
51- Endocytosis which involve ingestion of solid material is called:
A. Phageocytosis
B. Exocytosis
C. Pinocytosis
D. Autocytosis
View Answer
Answer : A. Phageocytosis
Description
52- Plant like prototista called:
A. Bryophytes
B. Bacteria
C. Tracheophytes
D. Algae
View Answer
Answer : D. Algae
Description
53- when substrate combines the active site of an enzyme it induce a conformational change that enable enzyme to perform ?
A. Metabolism
B. Mitosis
C. Analytic function
D. catalytic function
View Answer
Answer : D. catalytic function
Description
54- Mendel's selected following pair(s) of contrasting character:
A. One/single pair
B. Seven pairs
C. Four pairs
D. Two pairs
View Answer
Answer : B. Seven pairs
Description
55- Powerhouse of the cell is:
A. Ribosomes
B. Chloroplasts
C. Mitochondria
D. Chromoplasts
View Answer
Answer : C. Mitochondria
Description
56- The tidal volume of lungs at rest or during normal breath is:
A. 2 liters
B. 3 liters
C. 5 liters
D. 4 liters
View Answer
Answer : A. 2 liters
Description
57- They detect pain and tissue damage ?
A. Chemoreceptor
B. Photoreceptor
C. Nocireceptors
D. Mechanoreceptor
View Answer
Answer : C. Nocireceptors
Description
58- Phenotypic ratio of single trait inheritance:
A. 1:2:1
B. 3:1
C. 1:3:2
D. 1:1
View Answer
Answer : B. 3:1
Description
59- Artificial selection in breeding provides evidence for evolution is known as ?
A. Domestication
B. Gene pool
C. Desire trait
D. Genetic death
View Answer
Answer : A. Domestication
Description
60- Molecules of amylose consists of unbranched chains of hundreds of glucose subunits, join together by:
