The two subunits of ribosomes remain united at critical ion level of _______.

(a)

Magnesium

(b)

Calcium

(c)

Sodium

(d)

Ferrous

Many cells function properly and divide mitotically even though they do not have.

(a)

plasma membrane

(b)

cytoskeleton

(c)

mitochondria

(d)

plastids

Robert Hooke coined the term cell based on observation of_______

(a)

Cork

(b)

Bacteria

(c)

Cyano bacteria

(d)

Pus cells

A patch stop carrier is a part of_______

(a)

Bright field microscope

(b)

Dark field microscope

(c)

Electron microscope

(d)

Phase contrast microscope

Choose the correct statement with regard to working of scanning electron microscope.
(a) Glass slides are used
(b) They work in a vacuum medium
(c) The stubs are coated in gold
(d) A 2-D picture is obtained.

(a)

i and ii

(b)

ii and iii

(c)

i and iv

(d)

(a) are wrong

Choose the group that belongs to Mesokaryotes.

(a)

Dinoflagellates and Protozoa

(b)

Fungi and Plants

(c)

Bacteria and Archaebacteria

(d)

Algae and Fungi

Pick out the word which is not applicable to chloroplast PSI, RUBISCO, ATP Synthase, Stroma, Cristae, 70s Ribosome

(a)

PSI

(b)

ATP Synthase

(c)

Stroma

(d)

Cristae

Janus Green is used to stain____

(a)

Starch

(b)

Nucleus

(c)

Mitochondria

(d)

Chromosome

Name the membrane which surrounds the vacuole in cell.

(a)

Fibroblast

(b)

Leuoplast

(c)

Tonoplast

(d)

Elaioplast

It is the Smallest Cell______.

(a)

Bacteria

(b)

Blue green algae

(c)

Yeast

(d)

Mycoplasm