Q1 CELLULAR BASIS OF LIFE

Question 1

is the scientific study of living things.

Answer 1

Biology

Question 2

Bio meaning

Answer 2

Life

Question 3

logos meaning

Answer 3

study of

Question 4

3 branches of biology

Answer 4

zoology, botany, microbiology

Question 5

study of the
cell – its basic structure and
function.

Answer 5

Cell biology

Question 6

From Latin word _____, meaning
“small room”

Answer 6

cella

Question 6

Basic unit of life

Answer 6

cell

Question 7

is the basic Structural
and functional
unit of living organisms.

Answer 7

cell

Question 8

is a collection
of ideas and
conclusions from many
different scientists over
time that describes cells
and how cells operate.

Answer 8

Cell theory

Question 9

3 cell theory

Answer 9

All known living things are
made up of one or more cells.

All living cells arise from
pre-existing cells by division.

The cell is the basic unit of
structure and function in all
living organisms.

Question 10

he discovered cell

Answer 10

Robert Hooke

Question 11

Observed living cell

Answer 11

Anton Van Leeuwenhoek

Question 12

Discovered nucleus

Answer 12

Robert Brown

Question 13

Named fluid content of
cell as protoplasm

Answer 13

J. E. Purkinje

Question 14

Proposed all plants are
made up of cells

Answer 14

Matthias Schleiden

Question 15

Discovered fluid
content of cell

Answer 15

Felix Dujardin`

Question 16

Proposed all animals
are made up of cells

Answer 16

Theodor Schwann

Question 17

Proposed cell is the basic
unit of life

Answer 17

Carl Heinrich Braun

Question 18

Proposed all cells arise
from pre-existing cells

Answer 18

Rudolf Virchow

Question 19

organism that is made up of only one cell

Answer 19

Unicellular Organisms

Question 19

example of unicellular organism

Answer 19

Euglena Paramecium Yeast

Question 20

organism that is made up of more than one cell

Answer 20

Multicellular Organisms

Question 21

example of multicellular

Answer 21

Plants Animals Fungus

Question 22

smallest cell

Answer 22

Mycoplasma

Question 23

Largest cell

Answer 23

Ostrich egg

Question 24

The structure of a cell as seen under an electron microscope is called _____

Answer 24

ultrastructure

Question 25

If we study a cell under a microscope, we would come across three features in almost every cell: ______, _____, and ____

Answer 25

plasma membrane, nucleus and cytoplasm.

Question 26

Made up of two layers of lipid molecules in which protein molecules are floating

Answer 26

Plasma Membrane

Question 27

Regulates entry and exit of substances in and out of the cell

Answer 27

Plasma Membrane

Question 28

Non-living and outermost covering of a cell (plants & bacteria)

Answer 28

cell wall

Question 29

cell wall is Made up of

Answer 29

cellulose, hemicellulose and pectin

Question 30

Nucleus has a double layered covering called ______

Answer 30

nuclear membrane

Question 31

Colourless dense sap present inside the nucleus known as

Answer 31

nucleoplasm

Question 32

Chromosomes contain stretches of DNA called ____

Answer 32

genes

Question 33

Control all the cell activities like metabolism, protein synthesis, growth and cell division

Answer 33

nucleus

Question 34

Jelly-like material formed by 80 % of water

Answer 34

cytoplasm

Question 35

RER synthesize:

Answer 35

protein

Question 36

SER synthesize:

Answer 36

lipids

Question 37

Modifies, sorts and packs materials synthesized in the cell

Answer 37

golgi body

Question 38

he discovered the golgi body

Answer 38

camillo golgi

Question 39

Small, spherical, single membrane sac that help in digesting of large molecules

Answer 39

lysosome

Question 40

Single membrane sac filled with liquid or sap (water, sugar and ions)

Answer 40

vacuole

Question 41

Synthesize energy rich compound ATP

Answer 41

mitochondria

Question 42

are double membrane-bound organelles found inside plants and some algae.

Answer 42

plastids

Question 43

They are responsible for activities related to making and storing food.

Answer 43

plastids

Question 44

are plastids that produce and store pigments

Answer 44

Chromoplasts

Question 45

are colourless plastids that store foods.

Answer 45

leucoplast

Question 46

Double membrane-bound organelles found mainly in plant cells

Answer 46

Chloroplasts

Question 47

Convert light energy into chemical energy in the form of food

Answer 47

Chloroplasts

Question 48

are hollow, cylindrical structures made of microtubules

Answer 48

Centrosome

Question 49

Form spindle fibres which help in the movement of chromosomes during cell division

Answer 49

Centrosome

Question 50

Formed by microtubules and microfilaments and determines shape

Answer 50

Cytoskeleton