Chapter 5: Cells & Tissues - Biology Mcqs for High School - Grade 9 - Set 15

1)   The specialized structures of epidermal tissues for performing specific functions are

a. stomata and root hairs
b. root hairs and cortex
c. vascular cambium and root hairs
d. root cap and pith
Answer  Explanation 

ANSWER: stomata and root hairs

Explanation:
No explanation is available for this question!


2)   The network of interconnected channels that are extended to the nuclear envelope from the cell membrane is called

a. stroma
b. lignin
c. endoplasmic reticulum
d. granum
Answer  Explanation 

ANSWER: endoplasmic reticulum

Explanation:
No explanation is available for this question!


3)   The ribosomes present in cells are considered as sites of

a. oxygen synthesis
b. protein synthesis
c. carbon formation
d. glucose synthesis
Answer  Explanation 

ANSWER: protein synthesis

Explanation:
No explanation is available for this question!


4)   The cell nucleus was discovered by Robert Brown in

a. 1631
b. 1931
c. 1731
d. 1831
Answer  Explanation 

ANSWER: 1831

Explanation:
No explanation is available for this question!


5)   SEM stands for

a. scanning electron microscope
b. stimulating electron microscope
c. sited electron microscope
d. simulation electron microscope
Answer  Explanation 

ANSWER: scanning electron microscope

Explanation:
No explanation is available for this question!


6)   Considering types of the electron microscope, the 'SEM' stands for

a. super electron microscope
b. scanning electron microscope
c. server electron microscope
d. specific electron microscope
Answer  Explanation 

ANSWER: scanning electron microscope

Explanation:
No explanation is available for this question!


7)   The cardiac muscles are present in the

a. wall of heart
b. wall of kidneys
c. wall of lungs
d. wall of esophagus
Answer  Explanation 

ANSWER: wall of heart

Explanation:
No explanation is available for this question!


8)   The ribosomes are disassembled into two units when

a. cytoskeleton don't work
b. vacuoles don't work
c. lysosomes don't work
d. ribosomes don't work
Answer  Explanation 

ANSWER: ribosomes don't work

Explanation:
No explanation is available for this question!


9)   The physician Camillo Golgi was awarded the Nobel prize in

a. 1910
b. 1906
c. 1920
d. 1909
Answer  Explanation 

ANSWER: 1906

Explanation:
No explanation is available for this question!


10)   The kind of meristem which is in the form of small patches among the matured tissues is called

a. tertiary meristem
b. primary meristem
c. secondary meristem
d. intercalary meristem
Answer  Explanation 

ANSWER: intercalary meristem

Explanation:
No explanation is available for this question!


11)   The small openings in the epidermis leaf are called

a. nucleotides
b. stomatas
c. granules
d. geraniums
Answer  Explanation 

ANSWER: stomatas

Explanation:
No explanation is available for this question!


12)   The process of glucose breakdown during cellular respiration is

a. organic breakdown
b. nucleolus
c. dialysis
d. glycolysis
Answer  Explanation 

ANSWER: glycolysis

Explanation:
No explanation is available for this question!


13)   The organelles that can be seen under the electron microscope are

a. cell organelles
b. Deoxyribonucleic Acid (DNA)
c. Ribonucleic Acid (RNA)
d. all of above
Answer  Explanation 

ANSWER: all of above

Explanation:
No explanation is available for this question!


14)   The nervous tissues, muscle tissues, epithelial tissues, and connective tissues are major categories of

a. mitotic tissues
b. animal tissues
c. plant tissues
d. meiotic tissues
Answer  Explanation 

ANSWER: animal tissues

Explanation:
No explanation is available for this question!


15)   The function of cuboidal epithelium is

a. protection of inner parts
b. absorption of secretions
c. release of secretions
d. movement of materials
Answer  Explanation 

ANSWER: release of secretions

Explanation:
No explanation is available for this question!


16)   The bulkiest cells are

a. chloroplasts
b. viruses
c. bird eggs
d. bacteria
Answer  Explanation 

ANSWER: bird eggs

Explanation:
No explanation is available for this question!


17)   The single nucleus striated cell present in cardiac muscles are responsible for

a. passing of proteins
b. passing of blood
c. producing heartbeat
d. absorption of secretions
Answer  Explanation 

ANSWER: producing heartbeat

Explanation:
No explanation is available for this question!


18)   Considering permanent tissues of plants, the function of epidermal tissues is to act as a barrier between internal tissues of plants and

a. external tissues of plants
b. intercalary meristem
c. environment
d. apical meristems
Answer  Explanation 

ANSWER: environment

Explanation:
No explanation is available for this question!


19)   The hypotonic solution consists of relatively

a. less solute
b. more solvent
c. less solvent
d. more solute
Answer  Explanation 

ANSWER: less solute

Explanation:
No explanation is available for this question!


20)   According to cell theory, the new cells arise from

a. living cells
b. dead cells
c. existing cells
d. non living things
Answer  Explanation 

ANSWER: existing cells

Explanation:
No explanation is available for this question!


21)   The muscles whose contraction is not under our control are

a. xylem ad epidermal muscles
b. skeletal and nerve muscles
c. cardiac and smooth muscles
d. cardiac and ciliated muscles
Answer  Explanation 

ANSWER: cardiac and smooth muscles

Explanation:
No explanation is available for this question!


22)   The process of ingestion of bulky materials through the infolding of the cell membrane is called

a. mitosis
b. meiosis
c. exocytosis
d. endocytosis
Answer  Explanation 

ANSWER: endocytosis

Explanation:
No explanation is available for this question!